{"id":133258,"date":"2025-01-18T13:39:46","date_gmt":"2025-01-18T07:39:46","guid":{"rendered":"http:\/\/rcl-radio.ru\/?p=133258"},"modified":"2025-01-18T13:40:19","modified_gmt":"2025-01-18T07:40:19","slug":"%d0%bc%d0%b0%d1%81%d1%81%d0%b8%d0%b2%d1%8b-%d0%b2-javascript","status":"publish","type":"post","link":"http:\/\/rcl-radio.ru\/?p=133258","title":{"rendered":"\u041c\u0430\u0441\u0441\u0438\u0432\u044b \u0432 JavaScript"},"content":{"rendered":"<p>\u041c\u0430\u0441\u0441\u0438\u0432\u044b \u0432 JavaScript \u2014 \u044d\u0442\u043e \u043c\u043e\u0449\u043d\u044b\u0435 \u0441\u0442\u0440\u0443\u043a\u0442\u0443\u0440\u044b \u0434\u0430\u043d\u043d\u044b\u0445, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0438\u0435 \u0445\u0440\u0430\u043d\u0438\u0442\u044c \u0438 \u043e\u0431\u0440\u0430\u0431\u0430\u0442\u044b\u0432\u0430\u0442\u044c \u043d\u0430\u0431\u043e\u0440\u044b \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u043e\u0432. \u041e\u043d\u0438 \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u044e\u0442 \u043c\u043d\u043e\u0436\u0435\u0441\u0442\u0432\u043e \u043c\u0435\u0442\u043e\u0434\u043e\u0432 \u0434\u043b\u044f \u0443\u0434\u043e\u0431\u043d\u043e\u0433\u043e \u0443\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u0434\u0430\u043d\u043d\u044b\u043c\u0438, \u0442\u0430\u043a\u0438\u0445 \u043a\u0430\u043a \u0434\u043e\u0431\u0430\u0432\u043b\u0435\u043d\u0438\u0435, \u0443\u0434\u0430\u043b\u0435\u043d\u0438\u0435, \u0441\u043e\u0440\u0442\u0438\u0440\u043e\u0432\u043a\u0430, \u0444\u0438\u043b\u044c\u0442\u0440\u0430\u0446\u0438\u044f \u0438 \u043c\u043d\u043e\u0433\u043e\u0435 \u0434\u0440\u0443\u0433\u043e\u0435. \u0412 \u044d\u0442\u043e\u043c \u0440\u0443\u043a\u043e\u0432\u043e\u0434\u0441\u0442\u0432\u0435 \u043c\u044b \u0440\u0430\u0441\u0441\u043c\u043e\u0442\u0440\u0438\u043c \u043e\u0441\u043d\u043e\u0432\u043d\u044b\u0435 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u0438 \u0441 \u043c\u0430\u0441\u0441\u0438\u0432\u0430\u043c\u0438, \u0432\u043a\u043b\u044e\u0447\u0430\u044f \u0441\u043e\u0437\u0434\u0430\u043d\u0438\u0435, \u0434\u043e\u0441\u0442\u0443\u043f \u043a \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u0430\u043c, \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0435 \u0440\u0430\u0437\u043c\u0435\u0440\u043e\u0432, \u043e\u0431\u044a\u0435\u0434\u0438\u043d\u0435\u043d\u0438\u0435 \u043c\u0430\u0441\u0441\u0438\u0432\u043e\u0432 \u0438 \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u0435 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u0439 \u043d\u0430\u0434 \u043d\u0438\u043c\u0438.<\/p>\n<p><strong>\u041f\u0440\u0438\u043c\u0435\u0440 <span style=\"color: #cc66cc;\">1<\/span>: \u0421\u043e\u0437\u0434\u0430\u043d\u0438\u0435 \u043f\u0440\u043e\u0441\u0442\u043e\u0433\u043e \u043c\u0430\u0441\u0441\u0438\u0432\u0430<\/strong><\/p>\n<blockquote><p>let fruits = <span style=\"color: #66cc66;\">[<\/span><span style=\"color: #ff0000;\">&#171;\u044f\u0431\u043b\u043e\u043a\u043e&#187;<\/span>, <span style=\"color: #ff0000;\">&#171;\u0431\u0430\u043d\u0430\u043d&#187;<\/span>, <span style=\"color: #ff0000;\">&#171;\u0430\u043f\u0435\u043b\u044c\u0441\u0438\u043d&#187;<\/span><span style=\"color: #66cc66;\">]<\/span>;<br \/>\nconsole.<span style=\"color: #0066cc;\">log<\/span><span style=\"color: #66cc66;\">(<\/span>fruits<span style=\"color: #66cc66;\">)<\/span>; <span style=\"color: #808080; font-style: italic;\">\/\/ \u0412\u044b\u0432\u0435\u0434\u0435\u0442 [&#171;\u044f\u0431\u043b\u043e\u043a\u043e&#187;, &#171;\u0431\u0430\u043d\u0430\u043d&#187;, &#171;\u0430\u043f\u0435\u043b\u044c\u0441\u0438\u043d&#187;]<\/span><\/p><\/blockquote>\n<p>\u0417\u0434\u0435\u0441\u044c \u043c\u044b \u0441\u043e\u0437\u0434\u0430\u0435\u043c \u043c\u0430\u0441\u0441\u0438\u0432 fruits, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u0441\u043e\u0434\u0435\u0440\u0436\u0438\u0442 \u0442\u0440\u0438 \u0441\u0442\u0440\u043e\u043a\u043e\u0432\u044b\u0445 \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u044f: <span style=\"color: #ff0000;\">&#171;\u044f\u0431\u043b\u043e\u043a\u043e&#187;<\/span>, <span style=\"color: #ff0000;\">&#171;\u0431\u0430\u043d\u0430\u043d&#187;<\/span> \u0438 <span style=\"color: #ff0000;\">&#171;\u0430\u043f\u0435\u043b\u044c\u0441\u0438\u043d&#187;<\/span>. \u041a\u043e\u043d\u0441\u043e\u043b\u044c \u0432\u044b\u0432\u0435\u0434\u0435\u0442 \u0432\u0435\u0441\u044c \u043c\u0430\u0441\u0441\u0438\u0432 \u0446\u0435\u043b\u0438\u043a\u043e\u043c.<\/p>\n<p><strong>\u041f\u0440\u0438\u043c\u0435\u0440 <span style=\"color: #cc66cc;\">2<\/span>: \u0414\u043e\u0441\u0442\u0443\u043f \u043a \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u0430\u043c \u043c\u0430\u0441\u0441\u0438\u0432\u0430<\/strong><\/p>\n<blockquote><p>let numbers = <span style=\"color: #66cc66;\">[<\/span><span style=\"color: #cc66cc;\">1<\/span>, <span style=\"color: #cc66cc;\">2<\/span>, <span style=\"color: #cc66cc;\">3<\/span>, <span style=\"color: #cc66cc;\">4<\/span>, <span style=\"color: #cc66cc;\">5<\/span><span style=\"color: #66cc66;\">]<\/span>;<br \/>\nconsole.<span style=\"color: #0066cc;\">log<\/span><span style=\"color: #66cc66;\">(<\/span>numbers<span style=\"color: #66cc66;\">[<\/span><span style=\"color: #cc66cc;\">0<\/span><span style=\"color: #66cc66;\">]<\/span><span style=\"color: #66cc66;\">)<\/span>; <span style=\"color: #808080; font-style: italic;\">\/\/ \u0412\u044b\u0432\u0435\u0434\u0435\u0442 1<\/span><br \/>\nconsole.<span style=\"color: #0066cc;\">log<\/span><span style=\"color: #66cc66;\">(<\/span>numbers<span style=\"color: #66cc66;\">[<\/span><span style=\"color: #cc66cc;\">2<\/span><span style=\"color: #66cc66;\">]<\/span><span style=\"color: #66cc66;\">)<\/span>; <span style=\"color: #808080; font-style: italic;\">\/\/ \u0412\u044b\u0432\u0435\u0434\u0435\u0442 3<\/span><\/p><\/blockquote>\n<p>\u0418\u043d\u0434\u0435\u043a\u0441\u044b \u0432 \u043c\u0430\u0441\u0441\u0438\u0432\u0430\u0445 \u043d\u0430\u0447\u0438\u043d\u0430\u044e\u0442\u0441\u044f \u0441 \u043d\u0443\u043b\u044f. \u041f\u043e\u044d\u0442\u043e\u043c\u0443 numbers<span style=\"color: #66cc66;\">[<\/span><span style=\"color: #cc66cc;\">0<\/span><span style=\"color: #66cc66;\">]<\/span> \u0432\u0435\u0440\u043d\u0435\u0442 \u043f\u0435\u0440\u0432\u044b\u0439 \u044d\u043b\u0435\u043c\u0435\u043d\u0442 \u043c\u0430\u0441\u0441\u0438\u0432\u0430 <span style=\"color: #66cc66;\">(<\/span>\u0442\u043e \u0435\u0441\u0442\u044c \u0447\u0438\u0441\u043b\u043e <span style=\"color: #cc66cc;\">1<\/span><span style=\"color: #66cc66;\">)<\/span>, \u0430 numbers<span style=\"color: #66cc66;\">[<\/span><span style=\"color: #cc66cc;\">2<\/span><span style=\"color: #66cc66;\">]<\/span> \u2014 \u0442\u0440\u0435\u0442\u0438\u0439 \u044d\u043b\u0435\u043c\u0435\u043d\u0442 <span style=\"color: #66cc66;\">(<\/span>\u0447\u0438\u0441\u043b\u043e <span style=\"color: #cc66cc;\">3<\/span><span style=\"color: #66cc66;\">)<\/span>.<\/p>\n<p><strong>\u041f\u0440\u0438\u043c\u0435\u0440 <span style=\"color: #cc66cc;\">3<\/span>: \u0414\u043e\u0431\u0430\u0432\u043b\u0435\u043d\u0438\u0435 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u0430 \u0432 \u043a\u043e\u043d\u0435\u0446 \u043c\u0430\u0441\u0441\u0438\u0432\u0430<\/strong><\/p>\n<blockquote><p>let animals = <span style=\"color: #66cc66;\">[<\/span><span style=\"color: #ff0000;\">&#171;\u043a\u043e\u0448\u043a\u0430&#187;<\/span>, <span style=\"color: #ff0000;\">&#171;\u0441\u043e\u0431\u0430\u043a\u0430&#187;<\/span>, <span style=\"color: #ff0000;\">&#171;\u043a\u0440\u043e\u043b\u0438\u043a&#187;<\/span><span style=\"color: #66cc66;\">]<\/span>;<br \/>\nanimals.<span style=\"color: #0066cc;\">push<\/span><span style=\"color: #66cc66;\">(<\/span><span style=\"color: #ff0000;\">&#171;\u043f\u043e\u043f\u0443\u0433\u0430\u0439&#187;<\/span><span style=\"color: #66cc66;\">)<\/span>;<br \/>\nconsole.<span style=\"color: #0066cc;\">log<\/span><span style=\"color: #66cc66;\">(<\/span>animals<span style=\"color: #66cc66;\">)<\/span>; <span style=\"color: #808080; font-style: italic;\">\/\/ \u0412\u044b\u0432\u0435\u0434\u0435\u0442 [&#171;\u043a\u043e\u0448\u043a\u0430&#187;, &#171;\u0441\u043e\u0431\u0430\u043a\u0430&#187;, &#171;\u043a\u0440\u043e\u043b\u0438\u043a&#187;, &#171;\u043f\u043e\u043f\u0443\u0433\u0430\u0439&#187;]<\/span><\/p><\/blockquote>\n<p>\u041c\u0435\u0442\u043e\u0434 .<span style=\"color: #0066cc;\">push<\/span><span style=\"color: #66cc66;\">(<\/span><span style=\"color: #66cc66;\">)<\/span> \u0434\u043e\u0431\u0430\u0432\u043b\u044f\u0435\u0442 \u0443\u043a\u0430\u0437\u0430\u043d\u043d\u044b\u0439 \u044d\u043b\u0435\u043c\u0435\u043d\u0442 \u0432 \u043a\u043e\u043d\u0435\u0446 \u043c\u0430\u0441\u0441\u0438\u0432\u0430. \u0412 \u0434\u0430\u043d\u043d\u043e\u043c \u0441\u043b\u0443\u0447\u0430\u0435 \u043c\u044b \u0434\u043e\u0431\u0430\u0432\u043b\u044f\u0435\u043c \u0441\u0442\u0440\u043e\u043a\u0443 <span style=\"color: #ff0000;\">&#171;\u043f\u043e\u043f\u0443\u0433\u0430\u0439&#187;<\/span> \u0432 \u043c\u0430\u0441\u0441\u0438\u0432 animals.<\/p>\n<p><strong>\u041f\u0440\u0438\u043c\u0435\u0440 <span style=\"color: #cc66cc;\">4<\/span>: \u0423\u0434\u0430\u043b\u0435\u043d\u0438\u0435 \u043f\u043e\u0441\u043b\u0435\u0434\u043d\u0435\u0433\u043e \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u0430 \u043c\u0430\u0441\u0441\u0438\u0432\u0430<\/strong><\/p>\n<blockquote><p>let colors = <span style=\"color: #66cc66;\">[<\/span><span style=\"color: #ff0000;\">&#171;\u043a\u0440\u0430\u0441\u043d\u044b\u0439&#187;<\/span>, <span style=\"color: #ff0000;\">&#171;\u0441\u0438\u043d\u0438\u0439&#187;<\/span>, <span style=\"color: #ff0000;\">&#171;\u0437\u0435\u043b\u0435\u043d\u044b\u0439&#187;<\/span><span style=\"color: #66cc66;\">]<\/span>;<br \/>\nlet removedColor = colors.<span style=\"color: #0066cc;\">pop<\/span><span style=\"color: #66cc66;\">(<\/span><span style=\"color: #66cc66;\">)<\/span>;<br \/>\nconsole.<span style=\"color: #0066cc;\">log<\/span><span style=\"color: #66cc66;\">(<\/span>colors<span style=\"color: #66cc66;\">)<\/span>; <span style=\"color: #808080; font-style: italic;\">\/\/ \u0412\u044b\u0432\u0435\u0434\u0435\u0442 [&#171;\u043a\u0440\u0430\u0441\u043d\u044b\u0439&#187;, &#171;\u0441\u0438\u043d\u0438\u0439&#187;]<\/span><br \/>\nconsole.<span style=\"color: #0066cc;\">log<\/span><span style=\"color: #66cc66;\">(<\/span>removedColor<span style=\"color: #66cc66;\">)<\/span>; <span style=\"color: #808080; font-style: italic;\">\/\/ \u0412\u044b\u0432\u0435\u0434\u0435\u0442 &#171;\u0437\u0435\u043b\u0435\u043d\u044b\u0439&#187;<\/span><\/p><\/blockquote>\n<p>\u041c\u0435\u0442\u043e\u0434 .<span style=\"color: #0066cc;\">pop<\/span><span style=\"color: #66cc66;\">(<\/span><span style=\"color: #66cc66;\">)<\/span> \u0443\u0434\u0430\u043b\u044f\u0435\u0442 \u043f\u043e\u0441\u043b\u0435\u0434\u043d\u0438\u0439 \u044d\u043b\u0435\u043c\u0435\u043d\u0442 \u043c\u0430\u0441\u0441\u0438\u0432\u0430 \u0438 \u0432\u043e\u0437\u0432\u0440\u0430\u0449\u0430\u0435\u0442 \u0435\u0433\u043e. \u041f\u043e\u0441\u043b\u0435 \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f \u044d\u0442\u043e\u0433\u043e \u043c\u0435\u0442\u043e\u0434\u0430 \u043c\u0430\u0441\u0441\u0438\u0432 colors \u0431\u0443\u0434\u0435\u0442 \u0441\u043e\u0434\u0435\u0440\u0436\u0430\u0442\u044c \u0442\u043e\u043b\u044c\u043a\u043e \u0434\u0432\u0430 \u043f\u0435\u0440\u0432\u044b\u0445 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u0430 <span style=\"color: #66cc66;\">(<\/span><span style=\"color: #ff0000;\">&#171;\u043a\u0440\u0430\u0441\u043d\u044b\u0439&#187;<\/span> \u0438 <span style=\"color: #ff0000;\">&#171;\u0441\u0438\u043d\u0438\u0439&#187;<\/span><span style=\"color: #66cc66;\">)<\/span>, \u0430 \u043f\u0435\u0440\u0435\u043c\u0435\u043d\u043d\u0430\u044f removedColor \u043f\u043e\u043b\u0443\u0447\u0438\u0442 \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u0435 \u0443\u0434\u0430\u043b\u0435\u043d\u043d\u043e\u0433\u043e \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u0430 <span style=\"color: #66cc66;\">(<\/span><span style=\"color: #ff0000;\">&#171;\u0437\u0435\u043b\u0435\u043d\u044b\u0439&#187;<\/span><span style=\"color: #66cc66;\">)<\/span>.<\/p>\n<p><strong>\u041f\u0440\u0438\u043c\u0435\u0440 <span style=\"color: #cc66cc;\">5<\/span>: \u0414\u043e\u0431\u0430\u0432\u043b\u0435\u043d\u0438\u0435 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u0430 \u0432 \u043d\u0430\u0447\u0430\u043b\u043e \u043c\u0430\u0441\u0441\u0438\u0432\u0430<\/strong><\/p>\n<blockquote><p>let months = <span style=\"color: #66cc66;\">[<\/span><span style=\"color: #ff0000;\">&#171;\u044f\u043d\u0432\u0430\u0440\u044c&#187;<\/span>, <span style=\"color: #ff0000;\">&#171;\u0444\u0435\u0432\u0440\u0430\u043b\u044c&#187;<\/span>, <span style=\"color: #ff0000;\">&#171;\u043c\u0430\u0440\u0442&#187;<\/span><span style=\"color: #66cc66;\">]<\/span>;<br \/>\nmonths.<span style=\"color: #0066cc;\">unshift<\/span><span style=\"color: #66cc66;\">(<\/span><span style=\"color: #ff0000;\">&#171;\u0434\u0435\u043a\u0430\u0431\u0440\u044c&#187;<\/span><span style=\"color: #66cc66;\">)<\/span>;<br \/>\nconsole.<span style=\"color: #0066cc;\">log<\/span><span style=\"color: #66cc66;\">(<\/span>months<span style=\"color: #66cc66;\">)<\/span>; <span style=\"color: #808080; font-style: italic;\">\/\/ \u0412\u044b\u0432\u0435\u0434\u0435\u0442 [&#171;\u0434\u0435\u043a\u0430\u0431\u0440\u044c&#187;, &#171;\u044f\u043d\u0432\u0430\u0440\u044c&#187;, &#171;\u0444\u0435\u0432\u0440\u0430\u043b\u044c&#187;, &#171;\u043c\u0430\u0440\u0442&#187;]<\/span><\/p><\/blockquote>\n<p>\u041c\u0435\u0442\u043e\u0434 .<span style=\"color: #0066cc;\">unshift<\/span><span style=\"color: #66cc66;\">(<\/span><span style=\"color: #66cc66;\">)<\/span> \u0434\u043e\u0431\u0430\u0432\u043b\u044f\u0435\u0442 \u0443\u043a\u0430\u0437\u0430\u043d\u043d\u044b\u0439 \u044d\u043b\u0435\u043c\u0435\u043d\u0442 \u0432 \u043d\u0430\u0447\u0430\u043b\u043e \u043c\u0430\u0441\u0441\u0438\u0432\u0430. \u0417\u0434\u0435\u0441\u044c \u043c\u044b \u0434\u043e\u0431\u0430\u0432\u043b\u044f\u0435\u043c \u0441\u0442\u0440\u043e\u043a\u0443 <span style=\"color: #ff0000;\">&#171;\u0434\u0435\u043a\u0430\u0431\u0440\u044c&#187;<\/span> \u0432 \u043c\u0430\u0441\u0441\u0438\u0432 months, \u0438 \u043e\u043d\u0430 \u0441\u0442\u0430\u043d\u043e\u0432\u0438\u0442\u0441\u044f \u043f\u0435\u0440\u0432\u044b\u043c \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u043e\u043c.<\/p>\n<p><strong>\u041f\u0440\u0438\u043c\u0435\u0440 <span style=\"color: #cc66cc;\">6<\/span>: \u0423\u0434\u0430\u043b\u0435\u043d\u0438\u0435 \u043f\u0435\u0440\u0432\u043e\u0433\u043e \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u0430 \u043c\u0430\u0441\u0441\u0438\u0432\u0430<\/strong><\/p>\n<blockquote><p>let days = <span style=\"color: #66cc66;\">[<\/span><span style=\"color: #ff0000;\">&#171;\u043f\u043e\u043d\u0435\u0434\u0435\u043b\u044c\u043d\u0438\u043a&#187;<\/span>, <span style=\"color: #ff0000;\">&#171;\u0432\u0442\u043e\u0440\u043d\u0438\u043a&#187;<\/span>, <span style=\"color: #ff0000;\">&#171;\u0441\u0440\u0435\u0434\u0430&#187;<\/span><span style=\"color: #66cc66;\">]<\/span>;<br \/>\nlet removedDay = days.<span style=\"color: #006600;\">shift<\/span><span style=\"color: #66cc66;\">(<\/span><span style=\"color: #66cc66;\">)<\/span>;<br \/>\nconsole.<span style=\"color: #0066cc;\">log<\/span><span style=\"color: #66cc66;\">(<\/span>days<span style=\"color: #66cc66;\">)<\/span>; <span style=\"color: #808080; font-style: italic;\">\/\/ \u0412\u044b\u0432\u0435\u0434\u0435\u0442 [&#171;\u0432\u0442\u043e\u0440\u043d\u0438\u043a&#187;, &#171;\u0441\u0440\u0435\u0434\u0430&#187;]<\/span><br \/>\nconsole.<span style=\"color: #0066cc;\">log<\/span><span style=\"color: #66cc66;\">(<\/span>removedDay<span style=\"color: #66cc66;\">)<\/span>; <span style=\"color: #808080; font-style: italic;\">\/\/ \u0412\u044b\u0432\u0435\u0434\u0435\u0442 &#171;\u043f\u043e\u043d\u0435\u0434\u0435\u043b\u044c\u043d\u0438\u043a&#187;<\/span><\/p><\/blockquote>\n<p>\u041c\u0435\u0442\u043e\u0434 .<span style=\"color: #006600;\">shift<\/span><span style=\"color: #66cc66;\">(<\/span><span style=\"color: #66cc66;\">)<\/span> \u0443\u0434\u0430\u043b\u044f\u0435\u0442 \u043f\u0435\u0440\u0432\u044b\u0439 \u044d\u043b\u0435\u043c\u0435\u043d\u0442 \u043c\u0430\u0441\u0441\u0438\u0432\u0430 \u0438 \u0432\u043e\u0437\u0432\u0440\u0430\u0449\u0430\u0435\u0442 \u0435\u0433\u043e. \u0412 \u044d\u0442\u043e\u043c \u043f\u0440\u0438\u043c\u0435\u0440\u0435 \u043f\u0435\u0440\u0432\u044b\u0439 \u044d\u043b\u0435\u043c\u0435\u043d\u0442 \u043c\u0430\u0441\u0441\u0438\u0432\u0430 days <span style=\"color: #66cc66;\">(<\/span><span style=\"color: #ff0000;\">&#171;\u043f\u043e\u043d\u0435\u0434\u0435\u043b\u044c\u043d\u0438\u043a&#187;<\/span><span style=\"color: #66cc66;\">)<\/span> \u0443\u0434\u0430\u043b\u044f\u0435\u0442\u0441\u044f, \u0438 \u043f\u0435\u0440\u0435\u043c\u0435\u043d\u043d\u043e\u0439 removedDay \u043f\u0440\u0438\u0441\u0432\u0430\u0438\u0432\u0430\u0435\u0442\u0441\u044f \u0435\u0433\u043e \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u0435.<\/p>\n<p><strong>\u041f\u0440\u0438\u043c\u0435\u0440 <span style=\"color: #cc66cc;\">7<\/span>: \u0418\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0435 \u0440\u0430\u0437\u043c\u0435\u0440\u0430 \u043c\u0430\u0441\u0441\u0438\u0432\u0430<\/strong><\/p>\n<blockquote><p>let letters = <span style=\"color: #66cc66;\">[<\/span><span style=\"color: #ff0000;\">&#171;\u0430&#187;<\/span>, <span style=\"color: #ff0000;\">&#171;\u0431&#187;<\/span>, <span style=\"color: #ff0000;\">&#171;\u0432&#187;<\/span><span style=\"color: #66cc66;\">]<\/span>;<br \/>\nletters.<span style=\"color: #0066cc;\">length<\/span> = <span style=\"color: #cc66cc;\">5<\/span>;<br \/>\nconsole.<span style=\"color: #0066cc;\">log<\/span><span style=\"color: #66cc66;\">(<\/span>letters<span style=\"color: #66cc66;\">)<\/span>; <span style=\"color: #808080; font-style: italic;\">\/\/ \u0412\u044b\u0432\u0435\u0434\u0435\u0442 [&#171;\u0430&#187;, &#171;\u0431&#187;, &#171;\u0432&#187;, undefined, undefined]<\/span><\/p><\/blockquote>\n<p>\u0421\u0432\u043e\u0439\u0441\u0442\u0432\u043e .<span style=\"color: #0066cc;\">length<\/span> \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u0435\u0442 \u0438\u0437\u043c\u0435\u043d\u044f\u0442\u044c \u0434\u043b\u0438\u043d\u0443 \u043c\u0430\u0441\u0441\u0438\u0432\u0430. \u0415\u0441\u043b\u0438 \u0443\u0441\u0442\u0430\u043d\u043e\u0432\u0438\u0442\u044c \u0435\u0433\u043e \u0431\u043e\u043b\u044c\u0448\u0435 \u0442\u0435\u043a\u0443\u0449\u0435\u0439 \u0434\u043b\u0438\u043d\u044b \u043c\u0430\u0441\u0441\u0438\u0432\u0430, \u0442\u043e \u043d\u043e\u0432\u044b\u0435 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u044b \u0431\u0443\u0434\u0443\u0442 \u0437\u0430\u043f\u043e\u043b\u043d\u0435\u043d\u044b \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u0435\u043c <span style=\"color: #0066cc;\">undefined<\/span>. \u0412 \u043d\u0430\u0448\u0435\u043c \u043f\u0440\u0438\u043c\u0435\u0440\u0435 \u0434\u043b\u0438\u043d\u0430 \u043c\u0430\u0441\u0441\u0438\u0432\u0430 \u0443\u0432\u0435\u043b\u0438\u0447\u0438\u0432\u0430\u0435\u0442\u0441\u044f \u0434\u043e \u043f\u044f\u0442\u0438, \u043f\u043e\u044d\u0442\u043e\u043c\u0443 \u043f\u043e\u0441\u043b\u0435\u0434\u043d\u0438\u0435 \u0434\u0432\u0430 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u0430 \u0441\u0442\u0430\u043d\u043e\u0432\u044f\u0442\u0441\u044f <span style=\"color: #0066cc;\">undefined<\/span>.<\/p>\n<p><strong>\u041f\u0440\u0438\u043c\u0435\u0440 <span style=\"color: #cc66cc;\">8<\/span>: \u0421\u043b\u0438\u044f\u043d\u0438\u0435 \u0434\u0432\u0443\u0445 \u043c\u0430\u0441\u0441\u0438\u0432\u043e\u0432<\/strong><\/p>\n<blockquote><p>let array1 = <span style=\"color: #66cc66;\">[<\/span><span style=\"color: #cc66cc;\">1<\/span>, <span style=\"color: #cc66cc;\">2<\/span>, <span style=\"color: #cc66cc;\">3<\/span><span style=\"color: #66cc66;\">]<\/span>;<br \/>\nlet array2 = <span style=\"color: #66cc66;\">[<\/span><span style=\"color: #cc66cc;\">4<\/span>, <span style=\"color: #cc66cc;\">5<\/span>, <span style=\"color: #cc66cc;\">6<\/span><span style=\"color: #66cc66;\">]<\/span>;<br \/>\nlet mergedArray = array1.<span style=\"color: #0066cc;\">concat<\/span><span style=\"color: #66cc66;\">(<\/span>array2<span style=\"color: #66cc66;\">)<\/span>;<br \/>\nconsole.<span style=\"color: #0066cc;\">log<\/span><span style=\"color: #66cc66;\">(<\/span>mergedArray<span style=\"color: #66cc66;\">)<\/span>; <span style=\"color: #808080; font-style: italic;\">\/\/ \u0412\u044b\u0432\u0435\u0434\u0435\u0442 [1, 2, 3, 4, 5, 6]<\/span><\/p><\/blockquote>\n<p>\u041c\u0435\u0442\u043e\u0434 .<span style=\"color: #0066cc;\">concat<\/span><span style=\"color: #66cc66;\">(<\/span><span style=\"color: #66cc66;\">)<\/span> \u043e\u0431\u044a\u0435\u0434\u0438\u043d\u044f\u0435\u0442 \u0434\u0432\u0430 \u043c\u0430\u0441\u0441\u0438\u0432\u0430 \u0432 \u043e\u0434\u0438\u043d \u043d\u043e\u0432\u044b\u0439 \u043c\u0430\u0441\u0441\u0438\u0432. \u0412 \u0440\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442\u0435 \u0441\u043b\u0438\u044f\u043d\u0438\u044f \u043c\u0430\u0441\u0441\u0438\u0432\u043e\u0432 array1 \u0438 array2 \u0441\u043e\u0437\u0434\u0430\u0435\u0442\u0441\u044f \u043d\u043e\u0432\u044b\u0439 \u043c\u0430\u0441\u0441\u0438\u0432 mergedArray, \u0441\u043e\u0434\u0435\u0440\u0436\u0430\u0449\u0438\u0439 \u0432\u0441\u0435 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u044b \u043e\u0431\u043e\u0438\u0445 \u0438\u0441\u0445\u043e\u0434\u043d\u044b\u0445 \u043c\u0430\u0441\u0441\u0438\u0432\u043e\u0432.<\/p>\n<p><strong>\u041f\u0440\u0438\u043c\u0435\u0440 <span style=\"color: #cc66cc;\">9<\/span>: \u041f\u0440\u0435\u043e\u0431\u0440\u0430\u0437\u043e\u0432\u0430\u043d\u0438\u0435 \u043c\u0430\u0441\u0441\u0438\u0432\u0430 \u0432 \u0441\u0442\u0440\u043e\u043a\u0443<\/strong><\/p>\n<blockquote><p>let <span style=\"color: #0066cc;\">names<\/span> = <span style=\"color: #66cc66;\">[<\/span><span style=\"color: #ff0000;\">&#171;\u0418\u0432\u0430\u043d&#187;<\/span>, <span style=\"color: #ff0000;\">&#171;\u0410\u043d\u043d\u0430&#187;<\/span>, <span style=\"color: #ff0000;\">&#171;\u0421\u0435\u0440\u0433\u0435\u0439&#187;<\/span><span style=\"color: #66cc66;\">]<\/span>;<br \/>\nlet stringNames = <span style=\"color: #0066cc;\">names<\/span>.<span style=\"color: #0066cc;\">join<\/span><span style=\"color: #66cc66;\">(<\/span><span style=\"color: #ff0000;\">&#171;, &#171;<\/span><span style=\"color: #66cc66;\">)<\/span>;<br \/>\nconsole.<span style=\"color: #0066cc;\">log<\/span><span style=\"color: #66cc66;\">(<\/span>stringNames<span style=\"color: #66cc66;\">)<\/span>; <span style=\"color: #808080; font-style: italic;\">\/\/ \u0412\u044b\u0432\u0435\u0434\u0435\u0442 &#171;\u0418\u0432\u0430\u043d, \u0410\u043d\u043d\u0430, \u0421\u0435\u0440\u0433\u0435\u0439&#187;<\/span><\/p><\/blockquote>\n<p>\u041c\u0435\u0442\u043e\u0434 .<span style=\"color: #0066cc;\">join<\/span><span style=\"color: #66cc66;\">(<\/span><span style=\"color: #66cc66;\">)<\/span> \u043f\u0440\u0435\u043e\u0431\u0440\u0430\u0437\u0443\u0435\u0442 \u043c\u0430\u0441\u0441\u0438\u0432 \u0432 \u0441\u0442\u0440\u043e\u043a\u0443, \u0441\u043e\u0435\u0434\u0438\u043d\u044f\u044f \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u044b \u0447\u0435\u0440\u0435\u0437 \u0443\u043a\u0430\u0437\u0430\u043d\u043d\u044b\u0439 \u0440\u0430\u0437\u0434\u0435\u043b\u0438\u0442\u0435\u043b\u044c. \u0412 \u0434\u0430\u043d\u043d\u043e\u043c \u0441\u043b\u0443\u0447\u0430\u0435 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u044b \u043c\u0430\u0441\u0441\u0438\u0432\u0430 <span style=\"color: #0066cc;\">names<\/span> \u0441\u043e\u0435\u0434\u0438\u043d\u044f\u044e\u0442\u0441\u044f \u0437\u0430\u043f\u044f\u0442\u043e\u0439 \u0438 \u043f\u0440\u043e\u0431\u0435\u043b\u043e\u043c <span style=\"color: #66cc66;\">(<\/span><span style=\"color: #ff0000;\">&#171;, &#171;<\/span><span style=\"color: #66cc66;\">)<\/span>, \u0447\u0442\u043e \u0434\u0430\u0435\u0442 \u0440\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442 <span style=\"color: #ff0000;\">&#171;\u0418\u0432\u0430\u043d, \u0410\u043d\u043d\u0430, \u0421\u0435\u0440\u0433\u0435\u0439&#187;<\/span>.<\/p>\n<p><strong>\u041f\u0440\u0438\u043c\u0435\u0440 <span style=\"color: #cc66cc;\">10<\/span>: \u041f\u0435\u0440\u0435\u0431\u043e\u0440 \u0432\u0441\u0435\u0445 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u043e\u0432 \u043c\u0430\u0441\u0441\u0438\u0432\u0430<\/strong><\/p>\n<blockquote><p>let numbersArray = <span style=\"color: #66cc66;\">[<\/span><span style=\"color: #cc66cc;\">10<\/span>, <span style=\"color: #cc66cc;\">20<\/span>, <span style=\"color: #cc66cc;\">30<\/span><span style=\"color: #66cc66;\">]<\/span>;<br \/>\nnumbersArray.<span style=\"color: #b1b100;\">forEach<\/span><span style=\"color: #66cc66;\">(<\/span><span style=\"color: #66cc66;\">(<\/span><span style=\"color: #0066cc;\">number<\/span>, <span style=\"color: #0066cc;\">index<\/span><span style=\"color: #66cc66;\">)<\/span> =<span style=\"color: #66cc66;\">&gt;<\/span> <span style=\"color: #66cc66;\">{<\/span><br \/>\nconsole.<span style=\"color: #0066cc;\">log<\/span><span style=\"color: #66cc66;\">(<\/span>`\u042d\u043b\u0435\u043c\u0435\u043d\u0442 $<span style=\"color: #66cc66;\">{<\/span><span style=\"color: #0066cc;\">index<\/span><span style=\"color: #66cc66;\">}<\/span>: $<span style=\"color: #66cc66;\">{<\/span><span style=\"color: #0066cc;\">number<\/span><span style=\"color: #66cc66;\">}<\/span>`<span style=\"color: #66cc66;\">)<\/span>;<br \/>\n<span style=\"color: #66cc66;\">}<\/span><span style=\"color: #66cc66;\">)<\/span>;<br \/>\n<span style=\"color: #808080; font-style: italic;\">\/* \u0412\u044b\u0432\u0435\u0434\u0435\u0442: \u042d\u043b\u0435\u043c\u0435\u043d\u0442 0: 10 \u042d\u043b\u0435\u043c\u0435\u043d\u0442 1: 20 \u042d\u043b\u0435\u043c\u0435\u043d\u0442 2: 30 *\/<\/span><\/p><\/blockquote>\n<p>\u041c\u0435\u0442\u043e\u0434 .<span style=\"color: #b1b100;\">forEach<\/span><span style=\"color: #66cc66;\">(<\/span><span style=\"color: #66cc66;\">)<\/span> \u043f\u0440\u043e\u0445\u043e\u0434\u0438\u0442 \u043f\u043e \u0432\u0441\u0435\u043c \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u0430\u043c \u043c\u0430\u0441\u0441\u0438\u0432\u0430 \u0438 \u0432\u044b\u0437\u044b\u0432\u0430\u0435\u0442 \u043f\u0435\u0440\u0435\u0434\u0430\u043d\u043d\u0443\u044e \u0444\u0443\u043d\u043a\u0446\u0438\u044e \u0434\u043b\u044f \u043a\u0430\u0436\u0434\u043e\u0433\u043e \u0438\u0437 \u043d\u0438\u0445. \u0412 \u044d\u0442\u043e\u0439 \u0444\u0443\u043d\u043a\u0446\u0438\u0438 \u0434\u043e\u0441\u0442\u0443\u043f\u043d\u044b \u0442\u0435\u043a\u0443\u0449\u0438\u0439 \u044d\u043b\u0435\u043c\u0435\u043d\u0442 \u0438 \u0435\u0433\u043e \u0438\u043d\u0434\u0435\u043a\u0441. \u041c\u044b \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u043c \u044d\u0442\u0443 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u044c \u0434\u043b\u044f \u0432\u044b\u0432\u043e\u0434\u0430 \u0438\u043d\u0434\u0435\u043a\u0441\u043e\u0432 \u0438 \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u0439 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u043e\u0432 \u043c\u0430\u0441\u0441\u0438\u0432\u0430.<\/p>\n<p><strong>\u041f\u0440\u0438\u043c\u0435\u0440 <span style=\"color: #cc66cc;\">11<\/span>: \u0424\u0438\u043b\u044c\u0442\u0440\u0430\u0446\u0438\u044f \u043c\u0430\u0441\u0441\u0438\u0432\u0430<\/strong><\/p>\n<blockquote><p>let mixedArray = <span style=\"color: #66cc66;\">[<\/span><span style=\"color: #cc66cc;\">1<\/span>, <span style=\"color: #ff0000;\">&#171;\u0441\u0442\u0440\u043e\u043a\u0430&#187;<\/span>, <span style=\"color: #cc66cc;\">3<\/span>, <span style=\"color: #000000; font-weight: bold;\">null<\/span>, <span style=\"color: #cc66cc;\">5<\/span>, <span style=\"color: #66cc66;\">{<\/span><span style=\"color: #66cc66;\">}<\/span><span style=\"color: #66cc66;\">]<\/span>;<br \/>\nlet filteredArray = mixedArray.<span style=\"color: #006600;\">filter<\/span><span style=\"color: #66cc66;\">(<\/span>item =<span style=\"color: #66cc66;\">&gt;<\/span> <span style=\"color: #0066cc;\">typeof<\/span> item === <span style=\"color: #ff0000;\">&#171;number&#187;<\/span><span style=\"color: #66cc66;\">)<\/span>;<br \/>\nconsole.<span style=\"color: #0066cc;\">log<\/span><span style=\"color: #66cc66;\">(<\/span>filteredArray<span style=\"color: #66cc66;\">)<\/span>; <span style=\"color: #808080; font-style: italic;\">\/\/ \u0412\u044b\u0432\u0435\u0434\u0435\u0442 [1, 3, 5]<\/span><\/p><\/blockquote>\n<p>\u041c\u0435\u0442\u043e\u0434 .<span style=\"color: #006600;\">filter<\/span><span style=\"color: #66cc66;\">(<\/span><span style=\"color: #66cc66;\">)<\/span> \u0441\u043e\u0437\u0434\u0430\u0435\u0442 \u043d\u043e\u0432\u044b\u0439 \u043c\u0430\u0441\u0441\u0438\u0432, \u0441\u043e\u0434\u0435\u0440\u0436\u0430\u0449\u0438\u0439 \u0442\u043e\u043b\u044c\u043a\u043e \u0442\u0435 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u044b, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u0441\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0443\u044e\u0442 \u0443\u043a\u0430\u0437\u0430\u043d\u043d\u043e\u043c\u0443 \u0443\u0441\u043b\u043e\u0432\u0438\u044e. \u0412 \u0434\u0430\u043d\u043d\u043e\u043c \u0441\u043b\u0443\u0447\u0430\u0435 \u0443\u0441\u043b\u043e\u0432\u0438\u0435 \u043f\u0440\u043e\u0432\u0435\u0440\u044f\u0435\u0442, \u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u043b\u0438 \u0442\u0438\u043f \u0442\u0435\u043a\u0443\u0449\u0435\u0433\u043e \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u0430 \u0447\u0438\u0441\u043b\u043e\u043c <span style=\"color: #66cc66;\">(<\/span><span style=\"color: #0066cc;\">typeof<\/span> item === <span style=\"color: #ff0000;\">&#171;number&#187;<\/span><span style=\"color: #66cc66;\">)<\/span>. \u0412\u0441\u0435 \u0447\u0438\u0441\u043b\u043e\u0432\u044b\u0435 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u044b \u0441\u043e\u0445\u0440\u0430\u043d\u044f\u044e\u0442\u0441\u044f \u0432 \u043d\u043e\u0432\u043e\u043c \u043c\u0430\u0441\u0441\u0438\u0432\u0435 filteredArray.<\/p>\n<p><strong>\u041f\u0440\u0438\u043c\u0435\u0440 <span style=\"color: #cc66cc;\">12<\/span>: \u041a\u0430\u0440\u0442\u0430 \u043c\u0430\u0441\u0441\u0438\u0432\u0430<\/strong><\/p>\n<blockquote><p>let prices = <span style=\"color: #66cc66;\">[<\/span><span style=\"color: #cc66cc;\">100<\/span>, <span style=\"color: #cc66cc;\">200<\/span>, <span style=\"color: #cc66cc;\">300<\/span><span style=\"color: #66cc66;\">]<\/span>;<br \/>\nlet doubledPrices = prices.<span style=\"color: #006600;\">map<\/span><span style=\"color: #66cc66;\">(<\/span>price =<span style=\"color: #66cc66;\">&gt;<\/span> price <span style=\"color: #66cc66;\">*<\/span> <span style=\"color: #cc66cc;\">2<\/span><span style=\"color: #66cc66;\">)<\/span>;<br \/>\nconsole.<span style=\"color: #0066cc;\">log<\/span><span style=\"color: #66cc66;\">(<\/span>doubledPrices<span style=\"color: #66cc66;\">)<\/span>; <span style=\"color: #808080; font-style: italic;\">\/\/ \u0412\u044b\u0432\u0435\u0434\u0435\u0442 [200, 400, 600]<\/span><\/p><\/blockquote>\n<p>\u041c\u0435\u0442\u043e\u0434 .<span style=\"color: #006600;\">map<\/span><span style=\"color: #66cc66;\">(<\/span><span style=\"color: #66cc66;\">)<\/span> \u0441\u043e\u0437\u0434\u0430\u0435\u0442 \u043d\u043e\u0432\u044b\u0439 \u043c\u0430\u0441\u0441\u0438\u0432, \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u044f \u0443\u043a\u0430\u0437\u0430\u043d\u043d\u0443\u044e \u0444\u0443\u043d\u043a\u0446\u0438\u044e \u043a \u043a\u0430\u0436\u0434\u043e\u043c\u0443 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u0443 \u0438\u0441\u0445\u043e\u0434\u043d\u043e\u0433\u043e \u043c\u0430\u0441\u0441\u0438\u0432\u0430. \u0412 \u0434\u0430\u043d\u043d\u043e\u043c \u043f\u0440\u0438\u043c\u0435\u0440\u0435 \u0444\u0443\u043d\u043a\u0446\u0438\u044f \u0443\u0434\u0432\u0430\u0438\u0432\u0430\u0435\u0442 \u043a\u0430\u0436\u0434\u043e\u0435 \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u0435 \u0446\u0435\u043d\u044b <span style=\"color: #66cc66;\">(<\/span>price <span style=\"color: #66cc66;\">*<\/span> <span style=\"color: #cc66cc;\">2<\/span><span style=\"color: #66cc66;\">)<\/span>, \u0441\u043e\u0437\u0434\u0430\u0432\u0430\u044f \u043d\u043e\u0432\u044b\u0439 \u043c\u0430\u0441\u0441\u0438\u0432 doubledPrices.<\/p>\n<p><strong>\u041f\u0440\u0438\u043c\u0435\u0440 <span style=\"color: #cc66cc;\">13<\/span>: \u041f\u0440\u043e\u0432\u0435\u0440\u043a\u0430 \u043d\u0430\u043b\u0438\u0447\u0438\u044f \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u0430 \u0432 \u043c\u0430\u0441\u0441\u0438\u0432\u0435<\/strong><\/p>\n<blockquote><p>let pets = <span style=\"color: #66cc66;\">[<\/span><span style=\"color: #ff0000;\">&#171;\u043a\u043e\u0442&#187;<\/span>, <span style=\"color: #ff0000;\">&#171;\u043f\u0435\u0441&#187;<\/span>, <span style=\"color: #ff0000;\">&#171;\u0440\u044b\u0431\u0430&#187;<\/span><span style=\"color: #66cc66;\">]<\/span>;<br \/>\nconsole.<span style=\"color: #0066cc;\">log<\/span><span style=\"color: #66cc66;\">(<\/span>pets.<span style=\"color: #006600;\">includes<\/span><span style=\"color: #66cc66;\">(<\/span><span style=\"color: #ff0000;\">&#171;\u043a\u043e\u0442&#187;<\/span><span style=\"color: #66cc66;\">)<\/span><span style=\"color: #66cc66;\">)<\/span>; <span style=\"color: #808080; font-style: italic;\">\/\/ \u0412\u044b\u0432\u0435\u0434\u0435\u0442 true<\/span><br \/>\nconsole.<span style=\"color: #0066cc;\">log<\/span><span style=\"color: #66cc66;\">(<\/span>pets.<span style=\"color: #006600;\">includes<\/span><span style=\"color: #66cc66;\">(<\/span><span style=\"color: #ff0000;\">&#171;\u043f\u0442\u0438\u0446\u0430&#187;<\/span><span style=\"color: #66cc66;\">)<\/span><span style=\"color: #66cc66;\">)<\/span>;<span style=\"color: #808080; font-style: italic;\">\/\/ \u0412\u044b\u0432\u0435\u0434\u0435\u0442 false<\/span><\/p><\/blockquote>\n<p>\u041c\u0435\u0442\u043e\u0434 .<span style=\"color: #006600;\">includes<\/span><span style=\"color: #66cc66;\">(<\/span><span style=\"color: #66cc66;\">)<\/span> \u043f\u0440\u043e\u0432\u0435\u0440\u044f\u0435\u0442, \u0441\u043e\u0434\u0435\u0440\u0436\u0438\u0442\u0441\u044f \u043b\u0438 \u0443\u043a\u0430\u0437\u0430\u043d\u043d\u043e\u0435 \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u0435 \u0432 \u043c\u0430\u0441\u0441\u0438\u0432\u0435. \u041e\u043d \u0432\u043e\u0437\u0432\u0440\u0430\u0449\u0430\u0435\u0442 <span style=\"color: #000000; font-weight: bold;\">true<\/span>, \u0435\u0441\u043b\u0438 \u044d\u043b\u0435\u043c\u0435\u043d\u0442 \u043f\u0440\u0438\u0441\u0443\u0442\u0441\u0442\u0432\u0443\u0435\u0442, \u0438 <span style=\"color: #000000; font-weight: bold;\">false<\/span> \u0432 \u043f\u0440\u043e\u0442\u0438\u0432\u043d\u043e\u043c \u0441\u043b\u0443\u0447\u0430\u0435. \u0412 \u043f\u0435\u0440\u0432\u043e\u043c \u0432\u044b\u0437\u043e\u0432\u0435 \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0430 \u043d\u0430 \u043d\u0430\u043b\u0438\u0447\u0438\u0435 \u0441\u0442\u0440\u043e\u043a\u0438 <span style=\"color: #ff0000;\">&#171;\u043a\u043e\u0442&#187;<\/span> \u0432\u043e\u0437\u0432\u0440\u0430\u0449\u0430\u0435\u0442 <span style=\"color: #000000; font-weight: bold;\">true<\/span>, \u043f\u043e\u0441\u043a\u043e\u043b\u044c\u043a\u0443 \u044d\u0442\u043e\u0442 \u044d\u043b\u0435\u043c\u0435\u043d\u0442 \u0434\u0435\u0439\u0441\u0442\u0432\u0438\u0442\u0435\u043b\u044c\u043d\u043e \u043d\u0430\u0445\u043e\u0434\u0438\u0442\u0441\u044f \u0432 \u043c\u0430\u0441\u0441\u0438\u0432\u0435 pets. \u0412\u043e \u0432\u0442\u043e\u0440\u043e\u043c \u0432\u044b\u0437\u043e\u0432\u0435 \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0430 \u043d\u0430 \u043d\u0430\u043b\u0438\u0447\u0438\u0435 \u0441\u0442\u0440\u043e\u043a\u0438 <span style=\"color: #ff0000;\">&#171;\u043f\u0442\u0438\u0446\u0430&#187;<\/span> \u0432\u043e\u0437\u0432\u0440\u0430\u0449\u0430\u0435\u0442 <span style=\"color: #000000; font-weight: bold;\">false<\/span>, \u043f\u043e\u0442\u043e\u043c\u0443 \u0447\u0442\u043e \u0442\u0430\u043a\u043e\u0433\u043e \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u0430 \u043d\u0435\u0442.<\/p>\n<p><strong>\u041f\u0440\u0438\u043c\u0435\u0440 <span style=\"color: #cc66cc;\">14<\/span>: \u041f\u043e\u0438\u0441\u043a \u0438\u043d\u0434\u0435\u043a\u0441\u0430 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u0430 \u0432 \u043c\u0430\u0441\u0441\u0438\u0432\u0435<\/strong><\/p>\n<blockquote><p>let items = <span style=\"color: #66cc66;\">[<\/span><span style=\"color: #ff0000;\">&#171;\u043a\u043b\u044e\u0447&#187;<\/span>, <span style=\"color: #ff0000;\">&#171;\u0437\u043e\u043d\u0442&#187;<\/span>, <span style=\"color: #ff0000;\">&#171;\u0447\u0430\u0441\u044b&#187;<\/span><span style=\"color: #66cc66;\">]<\/span>;<br \/>\nconsole.<span style=\"color: #0066cc;\">log<\/span><span style=\"color: #66cc66;\">(<\/span>items.<span style=\"color: #0066cc;\">indexOf<\/span><span style=\"color: #66cc66;\">(<\/span><span style=\"color: #ff0000;\">&#171;\u0437\u043e\u043d\u0442&#187;<\/span><span style=\"color: #66cc66;\">)<\/span><span style=\"color: #66cc66;\">)<\/span>; <span style=\"color: #808080; font-style: italic;\">\/\/ \u0412\u044b\u0432\u0435\u0434\u0435\u0442 1<\/span><br \/>\nconsole.<span style=\"color: #0066cc;\">log<\/span><span style=\"color: #66cc66;\">(<\/span>items.<span style=\"color: #0066cc;\">indexOf<\/span><span style=\"color: #66cc66;\">(<\/span><span style=\"color: #ff0000;\">&#171;\u043f\u0435\u0440\u043e&#187;<\/span><span style=\"color: #66cc66;\">)<\/span><span style=\"color: #66cc66;\">)<\/span>; <span style=\"color: #808080; font-style: italic;\">\/\/ \u0412\u044b\u0432\u0435\u0434\u0435\u0442 -1 (\u043d\u0435 \u043d\u0430\u0439\u0434\u0435\u043d)<\/span><\/p><\/blockquote>\n<p>\u041c\u0435\u0442\u043e\u0434 .<span style=\"color: #0066cc;\">indexOf<\/span><span style=\"color: #66cc66;\">(<\/span><span style=\"color: #66cc66;\">)<\/span> \u0438\u0449\u0435\u0442 \u043f\u0435\u0440\u0432\u043e\u0435 \u0432\u0445\u043e\u0436\u0434\u0435\u043d\u0438\u0435 \u0443\u043a\u0430\u0437\u0430\u043d\u043d\u043e\u0433\u043e \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u044f \u0432 \u043c\u0430\u0441\u0441\u0438\u0432\u0435 \u0438 \u0432\u043e\u0437\u0432\u0440\u0430\u0449\u0430\u0435\u0442 \u0435\u0433\u043e \u0438\u043d\u0434\u0435\u043a\u0441. \u0415\u0441\u043b\u0438 \u044d\u043b\u0435\u043c\u0435\u043d\u0442 \u043d\u0435 \u043d\u0430\u0439\u0434\u0435\u043d, \u0432\u043e\u0437\u0432\u0440\u0430\u0449\u0430\u0435\u0442\u0441\u044f \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u0435 &#8212;<span style=\"color: #cc66cc;\">1<\/span>. \u0412 \u0434\u0430\u043d\u043d\u043e\u043c \u043f\u0440\u0438\u043c\u0435\u0440\u0435 \u043f\u043e\u0438\u0441\u043a \u0441\u0442\u0440\u043e\u043a\u0438 <span style=\"color: #ff0000;\">&#171;\u0437\u043e\u043d\u0442&#187;<\/span> \u0432\u043e\u0437\u0432\u0440\u0430\u0449\u0430\u0435\u0442 \u0438\u043d\u0434\u0435\u043a\u0441 <span style=\"color: #cc66cc;\">1<\/span>, \u0442\u0430\u043a \u043a\u0430\u043a \u044d\u0442\u043e\u0442 \u044d\u043b\u0435\u043c\u0435\u043d\u0442 \u043d\u0430\u0445\u043e\u0434\u0438\u0442\u0441\u044f \u043d\u0430 \u0432\u0442\u043e\u0440\u043e\u0439 \u043f\u043e\u0437\u0438\u0446\u0438\u0438 \u0432 \u043c\u0430\u0441\u0441\u0438\u0432\u0435 items. \u041f\u043e\u0438\u0441\u043a \u0441\u0442\u0440\u043e\u043a\u0438 <span style=\"color: #ff0000;\">&#171;\u043f\u0435\u0440\u043e&#187;<\/span> \u0432\u043e\u0437\u0432\u0440\u0430\u0449\u0430\u0435\u0442 &#8212;<span style=\"color: #cc66cc;\">1<\/span>, \u0442\u0430\u043a \u043a\u0430\u043a \u0442\u0430\u043a\u043e\u0439 \u044d\u043b\u0435\u043c\u0435\u043d\u0442 \u043e\u0442\u0441\u0443\u0442\u0441\u0442\u0432\u0443\u0435\u0442.<\/p>\n<p><strong>\u041f\u0440\u0438\u043c\u0435\u0440 <span style=\"color: #cc66cc;\">15<\/span>: \u041f\u043e\u0432\u043e\u0440\u043e\u0442 \u043c\u0430\u0441\u0441\u0438\u0432\u0430<\/strong><\/p>\n<blockquote><p>let reversedArray = <span style=\"color: #66cc66;\">[<\/span><span style=\"color: #cc66cc;\">4<\/span>, <span style=\"color: #cc66cc;\">3<\/span>, <span style=\"color: #cc66cc;\">2<\/span>, <span style=\"color: #cc66cc;\">1<\/span><span style=\"color: #66cc66;\">]<\/span>;<br \/>\nreversedArray.<span style=\"color: #0066cc;\">reverse<\/span><span style=\"color: #66cc66;\">(<\/span><span style=\"color: #66cc66;\">)<\/span>;<br \/>\nconsole.<span style=\"color: #0066cc;\">log<\/span><span style=\"color: #66cc66;\">(<\/span>reversedArray<span style=\"color: #66cc66;\">)<\/span>; <span style=\"color: #808080; font-style: italic;\">\/\/ \u0412\u044b\u0432\u0435\u0434\u0435\u0442 [1, 2, 3, 4]<\/span><\/p><\/blockquote>\n<p>\u041c\u0435\u0442\u043e\u0434 .<span style=\"color: #0066cc;\">reverse<\/span><span style=\"color: #66cc66;\">(<\/span><span style=\"color: #66cc66;\">)<\/span> \u043f\u0435\u0440\u0435\u0432\u043e\u0440\u0430\u0447\u0438\u0432\u0430\u0435\u0442 \u043c\u0430\u0441\u0441\u0438\u0432, \u043c\u0435\u043d\u044f\u044f \u043f\u043e\u0440\u044f\u0434\u043e\u043a \u0435\u0433\u043e \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u043e\u0432 \u043d\u0430 \u043f\u0440\u043e\u0442\u0438\u0432\u043e\u043f\u043e\u043b\u043e\u0436\u043d\u044b\u0439. \u0418\u0441\u0445\u043e\u0434\u043d\u044b\u0439 \u043c\u0430\u0441\u0441\u0438\u0432 \u0438\u0437\u043c\u0435\u043d\u044f\u0435\u0442\u0441\u044f \u043d\u0435\u043f\u043e\u0441\u0440\u0435\u0434\u0441\u0442\u0432\u0435\u043d\u043d\u043e, \u0430 \u043d\u0435 \u0441\u043e\u0437\u0434\u0430\u0435\u0442\u0441\u044f \u043d\u043e\u0432\u0430\u044f \u043a\u043e\u043f\u0438\u044f.<\/p>\n<p><strong>\u041f\u0440\u0438\u043c\u0435\u0440 <span style=\"color: #cc66cc;\">16<\/span>: \u0421\u043e\u0440\u0442\u0438\u0440\u043e\u0432\u043a\u0430 \u043c\u0430\u0441\u0441\u0438\u0432\u0430<\/strong><\/p>\n<blockquote><p>let unsortedNumbers = <span style=\"color: #66cc66;\">[<\/span><span style=\"color: #cc66cc;\">5<\/span>, <span style=\"color: #cc66cc;\">3<\/span>, <span style=\"color: #cc66cc;\">8<\/span>, <span style=\"color: #cc66cc;\">1<\/span><span style=\"color: #66cc66;\">]<\/span>;<br \/>\nunsortedNumbers.<span style=\"color: #0066cc;\">sort<\/span><span style=\"color: #66cc66;\">(<\/span><span style=\"color: #66cc66;\">)<\/span>;<br \/>\nconsole.<span style=\"color: #0066cc;\">log<\/span><span style=\"color: #66cc66;\">(<\/span>unsortedNumbers<span style=\"color: #66cc66;\">)<\/span>; <span style=\"color: #808080; font-style: italic;\">\/\/ \u0412\u044b\u0432\u0435\u0434\u0435\u0442 [1, 3, 5, 8]<\/span><\/p><\/blockquote>\n<p>\u041c\u0435\u0442\u043e\u0434 .<span style=\"color: #0066cc;\">sort<\/span><span style=\"color: #66cc66;\">(<\/span><span style=\"color: #66cc66;\">)<\/span> \u0441\u043e\u0440\u0442\u0438\u0440\u0443\u0435\u0442 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u044b \u043c\u0430\u0441\u0441\u0438\u0432\u0430 \u043f\u043e \u0432\u043e\u0437\u0440\u0430\u0441\u0442\u0430\u043d\u0438\u044e. \u041f\u043e \u0443\u043c\u043e\u043b\u0447\u0430\u043d\u0438\u044e \u043e\u043d \u0441\u0440\u0430\u0432\u043d\u0438\u0432\u0430\u0435\u0442 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u044b \u043a\u0430\u043a \u0441\u0442\u0440\u043e\u043a\u0438, \u043d\u043e \u0432 \u0441\u043b\u0443\u0447\u0430\u0435 \u0447\u0438\u0441\u0435\u043b \u044d\u0442\u043e \u0440\u0430\u0431\u043e\u0442\u0430\u0435\u0442 \u043a\u043e\u0440\u0440\u0435\u043a\u0442\u043d\u043e. \u0412 \u0434\u0430\u043d\u043d\u043e\u043c \u043f\u0440\u0438\u043c\u0435\u0440\u0435 \u043c\u0430\u0441\u0441\u0438\u0432 unsortedNumbers \u0441\u043e\u0440\u0442\u0438\u0440\u0443\u0435\u0442\u0441\u044f \u043e\u0442 \u043c\u0435\u043d\u044c\u0448\u0435\u0433\u043e \u0447\u0438\u0441\u043b\u0430 \u043a \u0431\u043e\u043b\u044c\u0448\u0435\u043c\u0443.<\/p>\n<p><strong>\u041f\u0440\u0438\u043c\u0435\u0440 <span style=\"color: #cc66cc;\">17<\/span>: \u0413\u043b\u0443\u0431\u043e\u043a\u043e\u0435 \u043a\u043e\u043f\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435 \u043c\u0430\u0441\u0441\u0438\u0432\u0430<\/strong><\/p>\n<blockquote><p>let originalArray = <span style=\"color: #66cc66;\">[<\/span><span style=\"color: #000000; font-weight: bold;\">true<\/span>, <span style=\"color: #000000; font-weight: bold;\">false<\/span>, <span style=\"color: #000000; font-weight: bold;\">null<\/span>, <span style=\"color: #0066cc;\">undefined<\/span><span style=\"color: #66cc66;\">]<\/span>;<br \/>\nlet copiedArray = originalArray.<span style=\"color: #0066cc;\">slice<\/span><span style=\"color: #66cc66;\">(<\/span><span style=\"color: #66cc66;\">)<\/span>;<br \/>\nconsole.<span style=\"color: #0066cc;\">log<\/span><span style=\"color: #66cc66;\">(<\/span>copiedArray<span style=\"color: #66cc66;\">)<\/span>; <span style=\"color: #808080; font-style: italic;\">\/\/ \u0412\u044b\u0432\u0435\u0434\u0435\u0442 [true, false, null, undefined]<\/span><\/p><\/blockquote>\n<p>\u041c\u0435\u0442\u043e\u0434 .<span style=\"color: #0066cc;\">slice<\/span><span style=\"color: #66cc66;\">(<\/span><span style=\"color: #66cc66;\">)<\/span> \u0431\u0435\u0437 \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u043e\u0432 \u0441\u043e\u0437\u0434\u0430\u0435\u0442 \u043f\u043e\u043b\u043d\u0443\u044e \u043a\u043e\u043f\u0438\u044e \u043c\u0430\u0441\u0441\u0438\u0432\u0430. \u042d\u0442\u043e \u043f\u043e\u043b\u0435\u0437\u043d\u043e, \u043a\u043e\u0433\u0434\u0430 \u043d\u0443\u0436\u043d\u043e \u0441\u043e\u0437\u0434\u0430\u0442\u044c \u043d\u0435\u0437\u0430\u0432\u0438\u0441\u0438\u043c\u0443\u044e \u043a\u043e\u043f\u0438\u044e \u043c\u0430\u0441\u0441\u0438\u0432\u0430, \u0447\u0442\u043e\u0431\u044b \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u044f \u0432 \u043e\u0434\u043d\u043e\u0439 \u0432\u0435\u0440\u0441\u0438\u0438 \u043d\u0435 \u0432\u043b\u0438\u044f\u043b\u0438 \u043d\u0430 \u0434\u0440\u0443\u0433\u0443\u044e.<\/p>\n<p><strong>\u041f\u0440\u0438\u043c\u0435\u0440 <span style=\"color: #cc66cc;\">18<\/span>: \u0420\u0430\u0437\u0432\u043e\u0440\u043e\u0442 \u043c\u0430\u0441\u0441\u0438\u0432\u0430<\/strong><\/p>\n<blockquote><p>let arrayToSplice = <span style=\"color: #66cc66;\">[<\/span><span style=\"color: #ff0000;\">&#171;a&#187;<\/span>, <span style=\"color: #ff0000;\">&#171;b&#187;<\/span>, <span style=\"color: #ff0000;\">&#171;c&#187;<\/span>, <span style=\"color: #ff0000;\">&#171;d&#187;<\/span><span style=\"color: #66cc66;\">]<\/span>;<br \/>\narrayToSplice.<span style=\"color: #0066cc;\">splice<\/span><span style=\"color: #66cc66;\">(<\/span><span style=\"color: #cc66cc;\">1<\/span>, <span style=\"color: #cc66cc;\">2<\/span>, <span style=\"color: #ff0000;\">&#171;x&#187;<\/span>, <span style=\"color: #ff0000;\">&#171;y&#187;<\/span><span style=\"color: #66cc66;\">)<\/span>;<br \/>\nconsole.<span style=\"color: #0066cc;\">log<\/span><span style=\"color: #66cc66;\">(<\/span>arrayToSplice<span style=\"color: #66cc66;\">)<\/span>; <span style=\"color: #808080; font-style: italic;\">\/\/ \u0412\u044b\u0432\u0435\u0434\u0435\u0442 [&#171;a&#187;, &#171;x&#187;, &#171;y&#187;, &#171;d&#187;]<\/span><\/p><\/blockquote>\n<p>\u041c\u0435\u0442\u043e\u0434 .<span style=\"color: #0066cc;\">splice<\/span><span style=\"color: #66cc66;\">(<\/span><span style=\"color: #66cc66;\">)<\/span> \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u0435\u0442 \u0432\u0441\u0442\u0430\u0432\u043b\u044f\u0442\u044c, \u0443\u0434\u0430\u043b\u044f\u0442\u044c \u0438 \u0437\u0430\u043c\u0435\u043d\u044f\u0442\u044c \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u044b \u043c\u0430\u0441\u0441\u0438\u0432\u0430. \u0412 \u0434\u0430\u043d\u043d\u043e\u043c \u043f\u0440\u0438\u043c\u0435\u0440\u0435 \u043c\u044b \u043d\u0430\u0447\u0438\u043d\u0430\u0435\u043c \u0441 \u0438\u043d\u0434\u0435\u043a\u0441\u0430 <span style=\"color: #cc66cc;\">1<\/span> \u0438 \u0443\u0434\u0430\u043b\u044f\u0435\u043c \u0434\u0432\u0430 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u0430 <span style=\"color: #66cc66;\">(<\/span><span style=\"color: #ff0000;\">&#171;b&#187;<\/span> \u0438 <span style=\"color: #ff0000;\">&#171;c&#187;<\/span><span style=\"color: #66cc66;\">)<\/span>. \u0412\u043c\u0435\u0441\u0442\u043e \u043d\u0438\u0445 \u0432\u0441\u0442\u0430\u0432\u043b\u044f\u044e\u0442\u0441\u044f \u043d\u043e\u0432\u044b\u0435 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u044b <span style=\"color: #66cc66;\">(<\/span><span style=\"color: #ff0000;\">&#171;x&#187;<\/span> \u0438 <span style=\"color: #ff0000;\">&#171;y&#187;<\/span><span style=\"color: #66cc66;\">)<\/span>. \u0422\u0430\u043a\u0438\u043c \u043e\u0431\u0440\u0430\u0437\u043e\u043c, \u043c\u0430\u0441\u0441\u0438\u0432 arrayToSplice \u043f\u043e\u0441\u043b\u0435 \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f \u043c\u0435\u0442\u043e\u0434\u0430 .<span style=\"color: #0066cc;\">splice<\/span><span style=\"color: #66cc66;\">(<\/span><span style=\"color: #66cc66;\">)<\/span> \u043f\u0440\u0438\u043d\u0438\u043c\u0430\u0435\u0442 \u0432\u0438\u0434 <span style=\"color: #66cc66;\">[<\/span><span style=\"color: #ff0000;\">&#171;a&#187;<\/span>, <span style=\"color: #ff0000;\">&#171;x&#187;<\/span>, <span style=\"color: #ff0000;\">&#171;y&#187;<\/span>, <span style=\"color: #ff0000;\">&#171;d&#187;<\/span><span style=\"color: #66cc66;\">]<\/span>.<\/p>\n<p><strong>\u041f\u0440\u0438\u043c\u0435\u0440 <span style=\"color: #cc66cc;\">19<\/span>: \u0420\u0435\u0434\u0443\u043a\u0446\u0438\u044f \u043c\u0430\u0441\u0441\u0438\u0432\u0430<\/strong><\/p>\n<blockquote><p>let numbersToReduce = <span style=\"color: #66cc66;\">[<\/span><span style=\"color: #cc66cc;\">10<\/span>, <span style=\"color: #cc66cc;\">20<\/span>, <span style=\"color: #cc66cc;\">30<\/span><span style=\"color: #66cc66;\">]<\/span>;<br \/>\nlet sum = numbersToReduce.<span style=\"color: #006600;\">reduce<\/span><span style=\"color: #66cc66;\">(<\/span><span style=\"color: #66cc66;\">(<\/span>accumulator, currentValue<span style=\"color: #66cc66;\">)<\/span> =<span style=\"color: #66cc66;\">&gt;<\/span> accumulator + currentValue, <span style=\"color: #cc66cc;\">0<\/span><span style=\"color: #66cc66;\">)<\/span>;<br \/>\nconsole.<span style=\"color: #0066cc;\">log<\/span><span style=\"color: #66cc66;\">(<\/span>sum<span style=\"color: #66cc66;\">)<\/span>; <span style=\"color: #808080; font-style: italic;\">\/\/ \u0412\u044b\u0432\u0435\u0434\u0435\u0442 60<\/span><\/p><\/blockquote>\n<p>\u041c\u0435\u0442\u043e\u0434 .<span style=\"color: #006600;\">reduce<\/span><span style=\"color: #66cc66;\">(<\/span><span style=\"color: #66cc66;\">)<\/span> \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442\u0441\u044f \u0434\u043b\u044f \u043f\u0440\u0435\u043e\u0431\u0440\u0430\u0437\u043e\u0432\u0430\u043d\u0438\u044f \u043c\u0430\u0441\u0441\u0438\u0432\u0430 \u0432 \u043e\u0434\u043d\u043e \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u0435 \u043f\u0443\u0442\u0435\u043c \u043f\u043e\u0441\u043b\u0435\u0434\u043e\u0432\u0430\u0442\u0435\u043b\u044c\u043d\u043e\u0439 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u043a\u0430\u0436\u0434\u043e\u0433\u043e \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u0430. \u0412 \u0434\u0430\u043d\u043d\u043e\u043c \u043f\u0440\u0438\u043c\u0435\u0440\u0435 \u043c\u044b \u0441\u0443\u043c\u043c\u0438\u0440\u0443\u0435\u043c \u0432\u0441\u0435 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u044b \u043c\u0430\u0441\u0441\u0438\u0432\u0430 numbersToReduce, \u043d\u0430\u0447\u0438\u043d\u0430\u044f \u0441 \u043d\u0430\u0447\u0430\u043b\u044c\u043d\u043e\u0433\u043e \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u044f \u0430\u043a\u043a\u0443\u043c\u0443\u043b\u044f\u0442\u043e\u0440\u0430 \u0440\u0430\u0432\u043d\u044b\u043c \u043d\u0443\u043b\u044e. \u041f\u0435\u0440\u0435\u043c\u0435\u043d\u043d\u0430\u044f sum \u043f\u043e\u043b\u0443\u0447\u0430\u0435\u0442 \u0438\u0442\u043e\u0433\u043e\u0432\u0443\u044e \u0441\u0443\u043c\u043c\u0443 \u0432\u0441\u0435\u0445 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u043e\u0432 \u043c\u0430\u0441\u0441\u0438\u0432\u0430.<\/p>\n<p><strong>\u041f\u0440\u0438\u043c\u0435\u0440 <span style=\"color: #cc66cc;\">20<\/span>: \u041e\u0431\u044a\u0435\u0434\u0438\u043d\u0435\u043d\u0438\u0435 \u043d\u0435\u0441\u043a\u043e\u043b\u044c\u043a\u0438\u0445 \u043c\u0430\u0441\u0441\u0438\u0432\u043e\u0432<\/strong><\/p>\n<blockquote><p>let arrayA = <span style=\"color: #66cc66;\">[<\/span><span style=\"color: #cc66cc;\">1<\/span>, <span style=\"color: #cc66cc;\">2<\/span>, <span style=\"color: #cc66cc;\">3<\/span><span style=\"color: #66cc66;\">]<\/span>;<br \/>\nlet arrayB = <span style=\"color: #66cc66;\">[<\/span><span style=\"color: #cc66cc;\">4<\/span>, <span style=\"color: #cc66cc;\">5<\/span>, <span style=\"color: #cc66cc;\">6<\/span><span style=\"color: #66cc66;\">]<\/span>;<br \/>\nlet combinedArray = <span style=\"color: #66cc66;\">[<\/span>&#8230;<span style=\"color: #006600;\">arrayA<\/span>, &#8230;<span style=\"color: #006600;\">arrayB<\/span><span style=\"color: #66cc66;\">]<\/span>;<br \/>\nconsole.<span style=\"color: #0066cc;\">log<\/span><span style=\"color: #66cc66;\">(<\/span>combinedArray<span style=\"color: #66cc66;\">)<\/span>; <span style=\"color: #808080; font-style: italic;\">\/\/ \u0412\u044b\u0432\u0435\u0434\u0435\u0442 [1, 2, 3, 4, 5, 6]<\/span><\/p><\/blockquote>\n<p>\u041e\u043f\u0435\u0440\u0430\u0442\u043e\u0440 \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u044f <span style=\"color: #66cc66;\">(<\/span>&#8230;<span style=\"color: #66cc66;\">)<\/span> \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u0435\u0442 \u043b\u0435\u0433\u043a\u043e \u043e\u0431\u044a\u0435\u0434\u0438\u043d\u0438\u0442\u044c \u043d\u0435\u0441\u043a\u043e\u043b\u044c\u043a\u043e \u043c\u0430\u0441\u0441\u0438\u0432\u043e\u0432 \u0432 \u043e\u0434\u0438\u043d. \u0412 \u0434\u0430\u043d\u043d\u043e\u043c \u043f\u0440\u0438\u043c\u0435\u0440\u0435 \u043c\u0430\u0441\u0441\u0438\u0432\u044b arrayA \u0438 arrayB \u043e\u0431\u044a\u0435\u0434\u0438\u043d\u044f\u044e\u0442\u0441\u044f \u0432 \u043d\u043e\u0432\u044b\u0439 \u043c\u0430\u0441\u0441\u0438\u0432 combinedArray, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u0441\u043e\u0434\u0435\u0440\u0436\u0438\u0442 \u0432\u0441\u0435 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u044b \u043e\u0431\u043e\u0438\u0445 \u0438\u0441\u0445\u043e\u0434\u043d\u044b\u0445 \u043c\u0430\u0441\u0441\u0438\u0432\u043e\u0432.<\/p>\n<p><strong>\u041f\u0440\u0438\u043c\u0435\u0440 <span style=\"color: #cc66cc;\">21<\/span>: \u041f\u0440\u043e\u0432\u0435\u0440\u043a\u0430 \u043d\u0430\u043b\u0438\u0447\u0438\u044f \u0445\u043e\u0442\u044f \u0431\u044b \u043e\u0434\u043d\u043e\u0433\u043e \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u0430, \u0441\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0443\u044e\u0449\u0435\u0433\u043e \u0443\u0441\u043b\u043e\u0432\u0438\u044e<\/strong><\/p>\n<blockquote><p>let mixedArray = <span style=\"color: #66cc66;\">[<\/span><span style=\"color: #cc66cc;\">1<\/span>, <span style=\"color: #ff0000;\">&#171;\u0441\u0442\u0440\u043e\u043a\u0430&#187;<\/span>, <span style=\"color: #cc66cc;\">3<\/span>, <span style=\"color: #000000; font-weight: bold;\">null<\/span>, <span style=\"color: #cc66cc;\">5<\/span>, <span style=\"color: #66cc66;\">{<\/span><span style=\"color: #66cc66;\">}<\/span><span style=\"color: #66cc66;\">]<\/span>;<br \/>\nlet hasNumber = mixedArray.<span style=\"color: #006600;\">some<\/span><span style=\"color: #66cc66;\">(<\/span>item =<span style=\"color: #66cc66;\">&gt;<\/span> <span style=\"color: #0066cc;\">typeof<\/span> item === <span style=\"color: #ff0000;\">&#171;number&#187;<\/span><span style=\"color: #66cc66;\">)<\/span>;<br \/>\nconsole.<span style=\"color: #0066cc;\">log<\/span><span style=\"color: #66cc66;\">(<\/span>hasNumber<span style=\"color: #66cc66;\">)<\/span>; <span style=\"color: #808080; font-style: italic;\">\/\/ \u0412\u044b\u0432\u0435\u0434\u0435\u0442 true<\/span><\/p><\/blockquote>\n<p>\u041c\u0435\u0442\u043e\u0434 .<span style=\"color: #006600;\">some<\/span><span style=\"color: #66cc66;\">(<\/span><span style=\"color: #66cc66;\">)<\/span> \u043f\u0440\u043e\u0432\u0435\u0440\u044f\u0435\u0442, \u0441\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0443\u0435\u0442 \u043b\u0438 \u0445\u043e\u0442\u044f \u0431\u044b \u043e\u0434\u0438\u043d \u044d\u043b\u0435\u043c\u0435\u043d\u0442 \u043c\u0430\u0441\u0441\u0438\u0432\u0430 \u0437\u0430\u0434\u0430\u043d\u043d\u043e\u043c\u0443 \u0443\u0441\u043b\u043e\u0432\u0438\u044e. \u0412 \u0434\u0430\u043d\u043d\u043e\u043c \u043f\u0440\u0438\u043c\u0435\u0440\u0435 \u043c\u044b \u043f\u0440\u043e\u0432\u0435\u0440\u044f\u0435\u043c, \u0435\u0441\u0442\u044c \u043b\u0438 \u0432 \u043c\u0430\u0441\u0441\u0438\u0432\u0435 mixedArray \u0445\u043e\u0442\u044f \u0431\u044b \u043e\u0434\u043d\u043e \u0447\u0438\u0441\u043b\u043e. \u041f\u043e\u0441\u043a\u043e\u043b\u044c\u043a\u0443 \u0432 \u043c\u0430\u0441\u0441\u0438\u0432\u0435 \u043f\u0440\u0438\u0441\u0443\u0442\u0441\u0442\u0432\u0443\u044e\u0442 \u0447\u0438\u0441\u043b\u043e\u0432\u044b\u0435 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u044b, \u0440\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442 \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0438 \u0431\u0443\u0434\u0435\u0442 <span style=\"color: #000000; font-weight: bold;\">true<\/span>.<\/p>\n<p><strong>\u041f\u0440\u0438\u043c\u0435\u0440 <span style=\"color: #cc66cc;\">22<\/span>: \u041f\u0440\u043e\u0432\u0435\u0440\u043a\u0430 \u0442\u043e\u0433\u043e, \u0447\u0442\u043e \u0432\u0441\u0435 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u044b \u043c\u0430\u0441\u0441\u0438\u0432\u0430 \u0441\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0443\u044e\u0442 \u0443\u0441\u043b\u043e\u0432\u0438\u044e<\/strong><\/p>\n<blockquote><p><strong>let numbersArray = <span style=\"color: #66cc66;\">[<\/span><span style=\"color: #cc66cc;\">1<\/span>, <span style=\"color: #cc66cc;\">2<\/span>, <span style=\"color: #cc66cc;\">3<\/span>, <span style=\"color: #cc66cc;\">4<\/span>, <span style=\"color: #cc66cc;\">5<\/span><span style=\"color: #66cc66;\">]<\/span>;<\/strong><br \/>\n<strong>let allPositive = numbersArray.<span style=\"color: #006600;\">every<\/span><span style=\"color: #66cc66;\">(<\/span><span style=\"color: #0066cc;\">number<\/span> =<span style=\"color: #66cc66;\">&gt;<\/span> <span style=\"color: #0066cc;\">number<\/span> <span style=\"color: #66cc66;\">&gt;<\/span> <span style=\"color: #cc66cc;\">0<\/span><span style=\"color: #66cc66;\">)<\/span>;<\/strong><br \/>\n<strong>console.<span style=\"color: #0066cc;\">log<\/span><span style=\"color: #66cc66;\">(<\/span>allPositive<span style=\"color: #66cc66;\">)<\/span>; <span style=\"color: #808080; font-style: italic;\">\/\/ \u0412\u044b\u0432\u0435\u0434\u0435\u0442 true<\/span><\/strong><\/p><\/blockquote>\n<p>\u041c\u0435\u0442\u043e\u0434 .<span style=\"color: #006600;\">every<\/span><span style=\"color: #66cc66;\">(<\/span><span style=\"color: #66cc66;\">)<\/span> \u043f\u0440\u043e\u0432\u0435\u0440\u044f\u0435\u0442, \u0441\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0443\u044e\u0442 \u043b\u0438 \u0432\u0441\u0435 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u044b \u043c\u0430\u0441\u0441\u0438\u0432\u0430 \u0437\u0430\u0434\u0430\u043d\u043d\u043e\u043c\u0443 \u0443\u0441\u043b\u043e\u0432\u0438\u044e. \u0412 \u0434\u0430\u043d\u043d\u043e\u043c \u043f\u0440\u0438\u043c\u0435\u0440\u0435 \u043c\u044b \u043f\u0440\u043e\u0432\u0435\u0440\u044f\u0435\u043c, \u044f\u0432\u043b\u044f\u044e\u0442\u0441\u044f \u043b\u0438 \u0432\u0441\u0435 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u044b \u043c\u0430\u0441\u0441\u0438\u0432\u0430 numbersArray \u043f\u043e\u043b\u043e\u0436\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u043c\u0438 \u0447\u0438\u0441\u043b\u0430\u043c\u0438. \u0422\u0430\u043a \u043a\u0430\u043a \u0432\u0441\u0435 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u044b \u0431\u043e\u043b\u044c\u0448\u0435 \u043d\u0443\u043b\u044f, \u0440\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442 \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0438 \u0431\u0443\u0434\u0435\u0442 <span style=\"color: #000000; font-weight: bold;\">true<\/span>.<\/p>\n<p><strong>\u041f\u0440\u0438\u043c\u0435\u0440 <span style=\"color: #cc66cc;\">23<\/span>: \u041f\u043e\u043b\u0443\u0447\u0435\u043d\u0438\u0435 \u0443\u043d\u0438\u043a\u0430\u043b\u044c\u043d\u043e\u0433\u043e \u043d\u0430\u0431\u043e\u0440\u0430 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u043e\u0432 \u043c\u0430\u0441\u0441\u0438\u0432\u0430<\/strong><\/p>\n<blockquote><p>let duplicateArray = <span style=\"color: #66cc66;\">[<\/span><span style=\"color: #cc66cc;\">1<\/span>, <span style=\"color: #cc66cc;\">2<\/span>, <span style=\"color: #cc66cc;\">2<\/span>, <span style=\"color: #cc66cc;\">3<\/span>, <span style=\"color: #cc66cc;\">3<\/span>, <span style=\"color: #cc66cc;\">3<\/span>, <span style=\"color: #cc66cc;\">4<\/span>, <span style=\"color: #cc66cc;\">4<\/span>, <span style=\"color: #cc66cc;\">4<\/span>, <span style=\"color: #cc66cc;\">4<\/span><span style=\"color: #66cc66;\">]<\/span>;<br \/>\nlet uniqueElements = <span style=\"color: #0066cc;\">Array<\/span>.<span style=\"color: #006600;\">from<\/span><span style=\"color: #66cc66;\">(<\/span><span style=\"color: #000000; font-weight: bold;\">new<\/span> <span style=\"color: #0066cc;\">Set<\/span><span style=\"color: #66cc66;\">(<\/span>duplicateArray<span style=\"color: #66cc66;\">)<\/span><span style=\"color: #66cc66;\">)<\/span>;<br \/>\nconsole.<span style=\"color: #0066cc;\">log<\/span><span style=\"color: #66cc66;\">(<\/span>uniqueElements<span style=\"color: #66cc66;\">)<\/span>; <span style=\"color: #808080; font-style: italic;\">\/\/ \u0412\u044b\u0432\u0435\u0434\u0435\u0442 [1, 2, 3, 4]<\/span><\/p><\/blockquote>\n<p>\u0414\u043b\u044f \u043f\u043e\u043b\u0443\u0447\u0435\u043d\u0438\u044f \u0443\u043d\u0438\u043a\u0430\u043b\u044c\u043d\u044b\u0445 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u043e\u0432 \u043c\u0430\u0441\u0441\u0438\u0432\u0430 \u043c\u043e\u0436\u043d\u043e \u0432\u043e\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c\u0441\u044f \u043e\u0431\u044a\u0435\u043a\u0442\u043e\u043c <span style=\"color: #0066cc;\">Set<\/span>, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u0430\u0432\u0442\u043e\u043c\u0430\u0442\u0438\u0447\u0435\u0441\u043a\u0438 \u0443\u0434\u0430\u043b\u044f\u0435\u0442 \u0434\u0443\u0431\u043b\u0438\u043a\u0430\u0442\u044b. \u0417\u0430\u0442\u0435\u043c \u0441 \u043f\u043e\u043c\u043e\u0449\u044c\u044e \u043a\u043e\u043d\u0441\u0442\u0440\u0443\u043a\u0442\u043e\u0440\u0430 <span style=\"color: #0066cc;\">Array<\/span>.<span style=\"color: #006600;\">from<\/span><span style=\"color: #66cc66;\">(<\/span><span style=\"color: #66cc66;\">)<\/span> \u0441\u043e\u0437\u0434\u0430\u0451\u0442\u0441\u044f \u043d\u043e\u0432\u044b\u0439 \u043c\u0430\u0441\u0441\u0438\u0432 \u0438\u0437 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u043e\u0432 \u043c\u043d\u043e\u0436\u0435\u0441\u0442\u0432\u0430. \u0412 \u0434\u0430\u043d\u043d\u043e\u043c \u043f\u0440\u0438\u043c\u0435\u0440\u0435 \u043c\u0430\u0441\u0441\u0438\u0432 duplicateArray \u043f\u0440\u0435\u0432\u0440\u0430\u0449\u0430\u0435\u0442\u0441\u044f \u0432 \u043c\u0430\u0441\u0441\u0438\u0432 uniqueElements, \u0441\u043e\u0434\u0435\u0440\u0436\u0430\u0449\u0438\u0439 \u0442\u043e\u043b\u044c\u043a\u043e \u0443\u043d\u0438\u043a\u0430\u043b\u044c\u043d\u044b\u0435 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u044b.<\/p>\n<p><strong>\u041f\u0440\u0438\u043c\u0435\u0440 <span style=\"color: #cc66cc;\">24<\/span>: \u041f\u0440\u0435\u043e\u0431\u0440\u0430\u0437\u043e\u0432\u0430\u043d\u0438\u0435 \u0434\u0432\u0443\u043c\u0435\u0440\u043d\u043e\u0433\u043e \u043c\u0430\u0441\u0441\u0438\u0432\u0430 \u0432 \u043e\u0434\u043d\u043e\u043c\u0435\u0440\u043d\u044b\u0439<\/strong><\/p>\n<blockquote><p>let twoDimensionalArray = <span style=\"color: #66cc66;\">[<\/span><span style=\"color: #66cc66;\">[<\/span><span style=\"color: #cc66cc;\">1<\/span>, <span style=\"color: #cc66cc;\">2<\/span><span style=\"color: #66cc66;\">]<\/span>, <span style=\"color: #66cc66;\">[<\/span><span style=\"color: #cc66cc;\">3<\/span>, <span style=\"color: #cc66cc;\">4<\/span><span style=\"color: #66cc66;\">]<\/span>, <span style=\"color: #66cc66;\">[<\/span><span style=\"color: #cc66cc;\">5<\/span>, <span style=\"color: #cc66cc;\">6<\/span><span style=\"color: #66cc66;\">]<\/span><span style=\"color: #66cc66;\">]<\/span>;<br \/>\nlet flattenedArray = twoDimensionalArray.<span style=\"color: #006600;\">flat<\/span><span style=\"color: #66cc66;\">(<\/span><span style=\"color: #66cc66;\">)<\/span>;<br \/>\nconsole.<span style=\"color: #0066cc;\">log<\/span><span style=\"color: #66cc66;\">(<\/span>flattenedArray<span style=\"color: #66cc66;\">)<\/span>; <span style=\"color: #808080; font-style: italic;\">\/\/ \u0412\u044b\u0432\u0435\u0434\u0435\u0442 [1, 2, 3, 4, 5, 6]<\/span><\/p><\/blockquote>\n<p>\u041c\u0435\u0442\u043e\u0434 .<span style=\"color: #006600;\">flat<\/span><span style=\"color: #66cc66;\">(<\/span><span style=\"color: #66cc66;\">)<\/span> \u043f\u0440\u0435\u043e\u0431\u0440\u0430\u0437\u0443\u0435\u0442 \u0432\u043b\u043e\u0436\u0435\u043d\u043d\u044b\u0435 \u043c\u0430\u0441\u0441\u0438\u0432\u044b \u0432 \u043e\u0434\u043d\u043e\u043c\u0435\u0440\u043d\u044b\u0439 \u043c\u0430\u0441\u0441\u0438\u0432. \u0412 \u0434\u0430\u043d\u043d\u043e\u043c \u043f\u0440\u0438\u043c\u0435\u0440\u0435 \u0434\u0432\u0443\u043c\u0435\u0440\u043d\u044b\u0439 \u043c\u0430\u0441\u0441\u0438\u0432 twoDimensionalArray \u043f\u0440\u0435\u0432\u0440\u0430\u0449\u0430\u0435\u0442\u0441\u044f \u0432 \u043e\u0434\u043d\u043e\u043c\u0435\u0440\u043d\u044b\u0439 \u043c\u0430\u0441\u0441\u0438\u0432 flattenedArray, \u0441\u043e\u0434\u0435\u0440\u0436\u0430\u0449\u0438\u0439 \u0432\u0441\u0435 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u044b \u0438\u0441\u0445\u043e\u0434\u043d\u044b\u0445 \u043f\u043e\u0434\u043c\u0430\u0441\u0441\u0438\u0432\u043e\u0432.<\/p>\n<p><strong>\u041f\u0440\u0438\u043c\u0435\u0440 <span style=\"color: #cc66cc;\">25<\/span>: \u0424\u0438\u043b\u044c\u0442\u0440\u0430\u0446\u0438\u044f \u043c\u0430\u0441\u0441\u0438\u0432\u0430 \u043e\u0431\u044a\u0435\u043a\u0442\u043e\u0432 \u043f\u043e \u0441\u0432\u043e\u0439\u0441\u0442\u0432\u0443<\/strong><\/p>\n<blockquote><p>let users = <span style=\"color: #66cc66;\">[<\/span><br \/>\n<span style=\"color: #66cc66;\">{<\/span> <span style=\"color: #0066cc;\">name<\/span>: <span style=\"color: #ff0000;\">&#171;\u0418\u0432\u0430\u043d&#187;<\/span>, age: <span style=\"color: #cc66cc;\">30<\/span> <span style=\"color: #66cc66;\">}<\/span>,<br \/>\n<span style=\"color: #66cc66;\">{<\/span> <span style=\"color: #0066cc;\">name<\/span>: <span style=\"color: #ff0000;\">&#171;\u0410\u043d\u043d\u0430&#187;<\/span>, age: <span style=\"color: #cc66cc;\">25<\/span> <span style=\"color: #66cc66;\">}<\/span>,<br \/>\n<span style=\"color: #66cc66;\">{<\/span> <span style=\"color: #0066cc;\">name<\/span>: <span style=\"color: #ff0000;\">&#171;\u0421\u0435\u0440\u0433\u0435\u0439&#187;<\/span>, age: <span style=\"color: #cc66cc;\">40<\/span> <span style=\"color: #66cc66;\">}<\/span><br \/>\n<span style=\"color: #66cc66;\">]<\/span>;<br \/>\nlet adults = users.<span style=\"color: #006600;\">filter<\/span><span style=\"color: #66cc66;\">(<\/span>user =<span style=\"color: #66cc66;\">&gt;<\/span> user.<span style=\"color: #006600;\">age<\/span> <span style=\"color: #66cc66;\">&gt;<\/span>= <span style=\"color: #cc66cc;\">18<\/span><span style=\"color: #66cc66;\">)<\/span>;<br \/>\nconsole.<span style=\"color: #0066cc;\">log<\/span><span style=\"color: #66cc66;\">(<\/span>adults<span style=\"color: #66cc66;\">)<\/span>;<br \/>\n<span style=\"color: #808080; font-style: italic;\">\/* \u0412\u044b\u0432\u0435\u0434\u0435\u0442: [ { name: &#171;\u0418\u0432\u0430\u043d&#187;, age: 30 }, { name: &#171;\u0410\u043d\u043d\u0430&#187;, age: 25 }, { name: &#171;\u0421\u0435\u0440\u0433\u0435\u0439&#187;, age: 40 } ] *\/<\/span><\/p><\/blockquote>\n<p>\u041c\u0435\u0442\u043e\u0434 .<span style=\"color: #006600;\">filter<\/span><span style=\"color: #66cc66;\">(<\/span><span style=\"color: #66cc66;\">)<\/span> \u0442\u0430\u043a\u0436\u0435 \u043f\u043e\u043b\u0435\u0437\u0435\u043d \u043f\u0440\u0438 \u0440\u0430\u0431\u043e\u0442\u0435 \u0441 \u043c\u0430\u0441\u0441\u0438\u0432\u0430\u043c\u0438 \u043e\u0431\u044a\u0435\u043a\u0442\u043e\u0432. \u0412 \u0434\u0430\u043d\u043d\u043e\u043c \u043f\u0440\u0438\u043c\u0435\u0440\u0435 \u043c\u044b \u0444\u0438\u043b\u044c\u0442\u0440\u0443\u0435\u043c \u043c\u0430\u0441\u0441\u0438\u0432 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u0435\u0439 users, \u043e\u0441\u0442\u0430\u0432\u043b\u044f\u044f \u0442\u043e\u043b\u044c\u043a\u043e \u0442\u0435\u0445, \u0447\u0435\u0439 \u0432\u043e\u0437\u0440\u0430\u0441\u0442 <span style=\"color: #66cc66;\">(<\/span>age<span style=\"color: #66cc66;\">)<\/span> \u0431\u043e\u043b\u044c\u0448\u0435 \u0438\u043b\u0438 \u0440\u0430\u0432\u0435\u043d <span style=\"color: #cc66cc;\">18<\/span> \u043b\u0435\u0442. \u0420\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442 \u0441\u043e\u0445\u0440\u0430\u043d\u044f\u0435\u0442\u0441\u044f \u0432 \u043c\u0430\u0441\u0441\u0438\u0432\u0435 adults.<\/p>\n<p><strong>\u0418\u0442\u043e\u0433<\/strong><br \/>\n\u041c\u044b \u0440\u0430\u0441\u0441\u043c\u043e\u0442\u0440\u0435\u043b\u0438 \u043c\u043d\u043e\u0436\u0435\u0441\u0442\u0432\u043e \u0441\u043f\u043e\u0441\u043e\u0431\u043e\u0432 \u0440\u0430\u0431\u043e\u0442\u044b \u0441 \u043c\u0430\u0441\u0441\u0438\u0432\u0430\u043c\u0438 \u0432 JavaScript, \u0432\u043a\u043b\u044e\u0447\u0430\u044f \u0441\u043e\u0437\u0434\u0430\u043d\u0438\u0435, \u0434\u043e\u0441\u0442\u0443\u043f \u043a \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u0430\u043c, \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0435 \u0440\u0430\u0437\u043c\u0435\u0440\u043e\u0432, \u0444\u0438\u043b\u044c\u0442\u0440\u0430\u0446\u0438\u044e, \u0441\u043e\u0440\u0442\u0438\u0440\u043e\u0432\u043a\u0443 \u0438 \u043c\u043d\u043e\u0433\u0438\u0435 \u0434\u0440\u0443\u0433\u0438\u0435 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u0438. \u042d\u0442\u0438 \u043c\u0435\u0442\u043e\u0434\u044b \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0442 \u044d\u0444\u0444\u0435\u043a\u0442\u0438\u0432\u043d\u043e \u0443\u043f\u0440\u0430\u0432\u043b\u044f\u0442\u044c \u0434\u0430\u043d\u043d\u044b\u043c\u0438 \u0438 \u0440\u0435\u0448\u0430\u0442\u044c \u0440\u0430\u0437\u043d\u043e\u043e\u0431\u0440\u0430\u0437\u043d\u044b\u0435 \u0437\u0430\u0434\u0430\u0447\u0438 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u041c\u0430\u0441\u0441\u0438\u0432\u044b \u0432 JavaScript \u2014 \u044d\u0442\u043e \u043c\u043e\u0449\u043d\u044b\u0435 \u0441\u0442\u0440\u0443\u043a\u0442\u0443\u0440\u044b \u0434\u0430\u043d\u043d\u044b\u0445, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0438\u0435 \u0445\u0440\u0430\u043d\u0438\u0442\u044c \u0438 \u043e\u0431\u0440\u0430\u0431\u0430\u0442\u044b\u0432\u0430\u0442\u044c \u043d\u0430\u0431\u043e\u0440\u044b \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u043e\u0432. \u041e\u043d\u0438 \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u044e\u0442 \u043c\u043d\u043e\u0436\u0435\u0441\u0442\u0432\u043e \u043c\u0435\u0442\u043e\u0434\u043e\u0432 \u0434\u043b\u044f \u0443\u0434\u043e\u0431\u043d\u043e\u0433\u043e \u0443\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u0434\u0430\u043d\u043d\u044b\u043c\u0438, \u0442\u0430\u043a\u0438\u0445 \u043a\u0430\u043a \u0434\u043e\u0431\u0430\u0432\u043b\u0435\u043d\u0438\u0435, \u0443\u0434\u0430\u043b\u0435\u043d\u0438\u0435, \u0441\u043e\u0440\u0442\u0438\u0440\u043e\u0432\u043a\u0430, \u0444\u0438\u043b\u044c\u0442\u0440\u0430\u0446\u0438\u044f \u0438 \u043c\u043d\u043e\u0433\u043e\u0435 \u0434\u0440\u0443\u0433\u043e\u0435. \u0412 \u044d\u0442\u043e\u043c \u0440\u0443\u043a\u043e\u0432\u043e\u0434\u0441\u0442\u0432\u0435 \u043c\u044b \u0440\u0430\u0441\u0441\u043c\u043e\u0442\u0440\u0438\u043c \u043e\u0441\u043d\u043e\u0432\u043d\u044b\u0435 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u0438 \u0441 \u043c\u0430\u0441\u0441\u0438\u0432\u0430\u043c\u0438, \u0432\u043a\u043b\u044e\u0447\u0430\u044f \u0441\u043e\u0437\u0434\u0430\u043d\u0438\u0435, \u0434\u043e\u0441\u0442\u0443\u043f \u043a \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u0430\u043c, \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0435 \u0440\u0430\u0437\u043c\u0435\u0440\u043e\u0432, \u043e\u0431\u044a\u0435\u0434\u0438\u043d\u0435\u043d\u0438\u0435 \u043c\u0430\u0441\u0441\u0438\u0432\u043e\u0432 \u0438 \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u0435 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u0439 \u043d\u0430\u0434 \u043d\u0438\u043c\u0438. \u041f\u0440\u0438\u043c\u0435\u0440 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":133259,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[463],"tags":[],"class_list":["post-133258","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-javascript"],"views":370,"_links":{"self":[{"href":"http:\/\/rcl-radio.ru\/index.php?rest_route=\/wp\/v2\/posts\/133258","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/rcl-radio.ru\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/rcl-radio.ru\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/rcl-radio.ru\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/rcl-radio.ru\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=133258"}],"version-history":[{"count":2,"href":"http:\/\/rcl-radio.ru\/index.php?rest_route=\/wp\/v2\/posts\/133258\/revisions"}],"predecessor-version":[{"id":133261,"href":"http:\/\/rcl-radio.ru\/index.php?rest_route=\/wp\/v2\/posts\/133258\/revisions\/133261"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/rcl-radio.ru\/index.php?rest_route=\/wp\/v2\/media\/133259"}],"wp:attachment":[{"href":"http:\/\/rcl-radio.ru\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=133258"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/rcl-radio.ru\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=133258"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/rcl-radio.ru\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=133258"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}