{"id":133254,"date":"2025-01-18T13:08:38","date_gmt":"2025-01-18T07:08:38","guid":{"rendered":"http:\/\/rcl-radio.ru\/?p=133254"},"modified":"2025-01-18T13:08:38","modified_gmt":"2025-01-18T07:08:38","slug":"%d1%83%d1%81%d0%bb%d0%be%d0%b2%d0%bd%d1%8b%d0%b5-%d0%be%d0%bf%d0%b5%d1%80%d0%b0%d1%82%d0%be%d1%80%d1%8b-if-else-javascript","status":"publish","type":"post","link":"http:\/\/rcl-radio.ru\/?p=133254","title":{"rendered":"\u0423\u0441\u043b\u043e\u0432\u043d\u044b\u0435 \u043e\u043f\u0435\u0440\u0430\u0442\u043e\u0440\u044b (if, else) JavaScript"},"content":{"rendered":"

\u0412 JavaScript \u0443\u0441\u043b\u043e\u0432\u043d\u044b\u0435 \u043e\u043f\u0435\u0440\u0430\u0442\u043e\u0440\u044b if<\/span> \u0438 else<\/span> \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u044e\u0442\u0441\u044f \u0434\u043b\u044f \u0443\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u043f\u043e\u0442\u043e\u043a\u043e\u043c \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u044b \u043d\u0430 \u043e\u0441\u043d\u043e\u0432\u0435 \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u043d\u043d\u044b\u0445 \u0443\u0441\u043b\u043e\u0432\u0438\u0439. \u041e\u043d\u0438 \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0442 \u0432\u044b\u0431\u0440\u0430\u0442\u044c \u043e\u0434\u0438\u043d \u0438\u0437 \u043d\u0435\u0441\u043a\u043e\u043b\u044c\u043a\u0438\u0445 \u0432\u0430\u0440\u0438\u0430\u043d\u0442\u043e\u0432 \u0434\u0435\u0439\u0441\u0442\u0432\u0438\u0439 \u0432 \u0437\u0430\u0432\u0438\u0441\u0438\u043c\u043e\u0441\u0442\u0438 \u043e\u0442 \u0438\u0441\u0442\u0438\u043d\u043d\u043e\u0441\u0442\u0438 \u0437\u0430\u0434\u0430\u043d\u043d\u043e\u0433\u043e \u0443\u0441\u043b\u043e\u0432\u0438\u044f. \u0420\u0430\u0441\u0441\u043c\u043e\u0442\u0440\u0438\u043c, \u043a\u0430\u043a \u0440\u0430\u0431\u043e\u0442\u0430\u044e\u0442 \u044d\u0442\u0438 \u043e\u043f\u0435\u0440\u0430\u0442\u043e\u0440\u044b.<\/p>\n

\u041e\u043f\u0435\u0440\u0430\u0442\u043e\u0440 if<\/span><\/strong>
\n\u041e\u043f\u0435\u0440\u0430\u0442\u043e\u0440 if<\/span> \u043f\u0440\u043e\u0432\u0435\u0440\u044f\u0435\u0442 \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u0435 \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u043d\u043d\u043e\u0433\u043e \u0443\u0441\u043b\u043e\u0432\u0438\u044f \u0438 \u0432\u044b\u043f\u043e\u043b\u043d\u044f\u0435\u0442 \u0431\u043b\u043e\u043a \u043a\u043e\u0434\u0430, \u0435\u0441\u043b\u0438 \u0443\u0441\u043b\u043e\u0432\u0438\u0435 \u0438\u0441\u0442\u0438\u043d\u043d\u043e.<\/p>\n

let<\/span> age = 21<\/span>;<\/p>\n

if<\/span> (<\/span>age ><\/span>= 18<\/span>)<\/span> {<\/span>
\nconsole.log<\/span>(<\/span>«\u0414\u043e\u0441\u0442\u0443\u043f \u0440\u0430\u0437\u0440\u0435\u0448\u0435\u043d.»<\/span>)<\/span>;
\n}<\/span> else<\/span> {<\/span>
\nconsole.log<\/span>(<\/span>«\u0414\u043e\u0441\u0442\u0443\u043f \u0437\u0430\u043f\u0440\u0435\u0449\u0435\u043d.»<\/span>)<\/span>;
\n}<\/span><\/p><\/blockquote>\n

\u0412 \u044d\u0442\u043e\u043c \u043f\u0440\u0438\u043c\u0435\u0440\u0435, \u0435\u0441\u043b\u0438 \u0432\u043e\u0437\u0440\u0430\u0441\u0442 (<\/span>age)<\/span> \u0431\u043e\u043b\u044c\u0448\u0435 \u0438\u043b\u0438 \u0440\u0430\u0432\u0435\u043d 18<\/span>, \u0431\u0443\u0434\u0435\u0442 \u0432\u044b\u0432\u0435\u0434\u0435\u043d\u043e \u0441\u043e\u043e\u0431\u0449\u0435\u043d\u0438\u0435 «\u0414\u043e\u0441\u0442\u0443\u043f \u0440\u0430\u0437\u0440\u0435\u0448\u0435\u043d.»<\/span>, \u0438\u043d\u0430\u0447\u0435 \u2014 «\u0414\u043e\u0441\u0442\u0443\u043f \u0437\u0430\u043f\u0440\u0435\u0449\u0435\u043d.»<\/span>.<\/p>\n

\u041e\u043f\u0435\u0440\u0430\u0442\u043e\u0440 else<\/span> if<\/span><\/strong>
\n\u041e\u043f\u0435\u0440\u0430\u0442\u043e\u0440 else<\/span> if<\/span> \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u0435\u0442 \u043f\u0440\u043e\u0432\u0435\u0440\u0438\u0442\u044c \u0434\u043e\u043f\u043e\u043b\u043d\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u0435 \u0443\u0441\u043b\u043e\u0432\u0438\u044f, \u0435\u0441\u043b\u0438 \u043e\u0441\u043d\u043e\u0432\u043d\u043e\u0435 \u0443\u0441\u043b\u043e\u0432\u0438\u0435 \u0432 \u043e\u043f\u0435\u0440\u0430\u0442\u043e\u0440\u0435 if<\/span> \u043b\u043e\u0436\u043d\u043e.<\/p>\n

let<\/span> score = 85<\/span>;<\/p>\n

if<\/span> (<\/span>score ><\/span>= 90<\/span>)<\/span> {<\/span>
\nconsole.log<\/span>(<\/span>«\u041e\u0442\u043b\u0438\u0447\u043d\u043e!»<\/span>)<\/span>;
\n}<\/span> else<\/span> if<\/span> (<\/span>score ><\/span>= 70<\/span>)<\/span> {<\/span>
\nconsole.log<\/span>(<\/span>«\u0425\u043e\u0440\u043e\u0448\u043e!»<\/span>)<\/span>;
\n}<\/span> else<\/span> {<\/span>
\nconsole.log<\/span>(<\/span>«\u041d\u0443\u0436\u043d\u043e \u043b\u0443\u0447\u0448\u0435.»<\/span>)<\/span>;
\n}<\/span><\/p><\/blockquote>\n

\u0412 \u044d\u0442\u043e\u043c \u043f\u0440\u0438\u043c\u0435\u0440\u0435, \u0435\u0441\u043b\u0438 \u043e\u0446\u0435\u043d\u043a\u0430 (<\/span>score)<\/span> \u0431\u043e\u043b\u044c\u0448\u0435 \u0438\u043b\u0438 \u0440\u0430\u0432\u043d\u0430 90<\/span>, \u0431\u0443\u0434\u0435\u0442 \u0432\u044b\u0432\u0435\u0434\u0435\u043d\u043e \u0441\u043e\u043e\u0431\u0449\u0435\u043d\u0438\u0435 «\u041e\u0442\u043b\u0438\u0447\u043d\u043e!»<\/span>, \u0435\u0441\u043b\u0438 \u043e\u0446\u0435\u043d\u043a\u0430 \u0431\u043e\u043b\u044c\u0448\u0435 \u0438\u043b\u0438 \u0440\u0430\u0432\u043d\u0430 70<\/span>, \u043d\u043e \u043c\u0435\u043d\u044c\u0448\u0435 90<\/span>, \u0431\u0443\u0434\u0435\u0442 \u0432\u044b\u0432\u0435\u0434\u0435\u043d\u043e \u0441\u043e\u043e\u0431\u0449\u0435\u043d\u0438\u0435 «\u0425\u043e\u0440\u043e\u0448\u043e!»<\/span>, \u0430 \u0435\u0441\u043b\u0438 \u043e\u0446\u0435\u043d\u043a\u0430 \u043c\u0435\u043d\u044c\u0448\u0435 70<\/span>, \u0431\u0443\u0434\u0435\u0442 \u0432\u044b\u0432\u0435\u0434\u0435\u043d\u043e \u0441\u043e\u043e\u0431\u0449\u0435\u043d\u0438\u0435 «\u041d\u0443\u0436\u043d\u043e \u043b\u0443\u0447\u0448\u0435.»<\/span><\/p>\n

\u0422\u0435\u0440\u043d\u0430\u0440\u043d\u044b\u0439 \u043e\u043f\u0435\u0440\u0430\u0442\u043e\u0440<\/strong>
\n\u0422\u0435\u0440\u043d\u0430\u0440\u043d\u044b\u0439 \u043e\u043f\u0435\u0440\u0430\u0442\u043e\u0440 \u2014 \u044d\u0442\u043e \u043a\u0440\u0430\u0442\u043a\u0438\u0439 \u0441\u043f\u043e\u0441\u043e\u0431 \u0437\u0430\u043f\u0438\u0441\u0438 \u043f\u0440\u043e\u0441\u0442\u043e\u0433\u043e \u0443\u0441\u043b\u043e\u0432\u0438\u044f if-else<\/span>.<\/p>\n

let<\/span> isAdult = age ><\/span>= 18<\/span> ? «\u0412\u0437\u0440\u043e\u0441\u043b\u044b\u0439»<\/span> : «\u0420\u0435\u0431\u0435\u043d\u043e\u043a»<\/span>;
\nconsole.log<\/span>(<\/span>isAdult)<\/span>;<\/p><\/blockquote>\n

\u0412 \u044d\u0442\u043e\u043c \u043f\u0440\u0438\u043c\u0435\u0440\u0435, \u0435\u0441\u043b\u0438 \u0432\u043e\u0437\u0440\u0430\u0441\u0442 (<\/span>age)<\/span> \u0431\u043e\u043b\u044c\u0448\u0435 \u0438\u043b\u0438 \u0440\u0430\u0432\u0435\u043d 18<\/span>, \u043f\u0435\u0440\u0435\u043c\u0435\u043d\u043d\u0430\u044f isAdult \u043f\u0440\u0438\u043c\u0435\u0442 \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u0435 «\u0412\u0437\u0440\u043e\u0441\u043b\u044b\u0439»<\/span>, \u0438\u043d\u0430\u0447\u0435 \u2014 «\u0420\u0435\u0431\u0435\u043d\u043e\u043a»<\/span>. \u0417\u0430\u0442\u0435\u043c \u044d\u0442\u043e \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u0435 \u0431\u0443\u0434\u0435\u0442 \u0432\u044b\u0432\u0435\u0434\u0435\u043d\u043e \u043d\u0430 \u044d\u043a\u0440\u0430\u043d.<\/p>\n

\u041f\u0440\u0438\u043c\u0435\u0440 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044f \u0432\u0441\u0435\u0445 \u043e\u043f\u0435\u0440\u0430\u0442\u043e\u0440\u043e\u0432<\/strong><\/p>\n

let mark = 95<\/span>;<\/p>\n

if<\/span> (<\/span>mark ><\/span>= 90<\/span>)<\/span> {<\/span>
\nconsole.log<\/span>(<\/span>«\u041e\u0442\u043b\u0438\u0447\u043d\u043e!»<\/span>)<\/span>;
\n}<\/span> else<\/span> if<\/span> (<\/span>mark ><\/span>= 80<\/span>)<\/span> {<\/span>
\nconsole.log<\/span>(<\/span>«\u041e\u0447\u0435\u043d\u044c \u0445\u043e\u0440\u043e\u0448\u043e!»<\/span>)<\/span>;
\n}<\/span> else<\/span> if<\/span> (<\/span>mark ><\/span>= 60<\/span>)<\/span> {<\/span>
\nconsole.log<\/span>(<\/span>«\u0425\u043e\u0440\u043e\u0448\u043e.»<\/span>)<\/span>;
\n}<\/span> else<\/span> {<\/span>
\nconsole.log<\/span>(<\/span>«\u041d\u0435\u043e\u0431\u0445\u043e\u0434\u0438\u043c\u043e \u0443\u043b\u0443\u0447\u0448\u0438\u0442\u044c.»<\/span>)<\/span>;
\n}<\/span><\/p><\/blockquote>\n

\u0412 \u044d\u0442\u043e\u043c \u043f\u0440\u0438\u043c\u0435\u0440\u0435 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u0430 \u0441\u043d\u0430\u0447\u0430\u043b\u0430 \u043f\u0440\u043e\u0432\u0435\u0440\u044f\u0435\u0442, \u0443\u0434\u043e\u0432\u043b\u0435\u0442\u0432\u043e\u0440\u044f\u0435\u0442 \u043b\u0438 \u043e\u0446\u0435\u043d\u043a\u0430 \u0443\u0441\u043b\u043e\u0432\u0438\u044f\u043c \u0434\u043b\u044f \u0432\u044b\u0432\u043e\u0434\u0430 \u0441\u043e\u043e\u0431\u0449\u0435\u043d\u0438\u044f «\u041e\u0442\u043b\u0438\u0447\u043d\u043e!»<\/span>. \u0415\u0441\u043b\u0438 \u043d\u0435\u0442, \u043e\u043d\u0430 \u043f\u0435\u0440\u0435\u0445\u043e\u0434\u0438\u0442 \u043a \u0441\u043b\u0435\u0434\u0443\u044e\u0449\u0435\u043c\u0443 \u0443\u0441\u043b\u043e\u0432\u0438\u044e \u0438 \u0442\u0430\u043a \u0434\u0430\u043b\u0435\u0435, \u043f\u043e\u043a\u0430 \u043d\u0435 \u043d\u0430\u0439\u0434\u0435\u0442 \u043f\u043e\u0434\u0445\u043e\u0434\u044f\u0449\u0435\u0435 \u0441\u043e\u043e\u0431\u0449\u0435\u043d\u0438\u0435.<\/p>\n

\u0417\u0430\u043a\u043b\u044e\u0447\u0435\u043d\u0438\u0435<\/strong>
\n\u0423\u0441\u043b\u043e\u0432\u043d\u044b\u0435 \u043e\u043f\u0435\u0440\u0430\u0442\u043e\u0440\u044b if<\/span>, else<\/span> if<\/span> \u0438 \u0442\u0435\u0440\u043d\u0430\u0440\u043d\u044b\u0439 \u043e\u043f\u0435\u0440\u0430\u0442\u043e\u0440 \u044f\u0432\u043b\u044f\u044e\u0442\u0441\u044f \u0432\u0430\u0436\u043d\u044b\u043c\u0438 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u0430\u043c\u0438 \u0443\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u043f\u043e\u0442\u043e\u043a\u043e\u043c \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u044b. \u041e\u043d\u0438 \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0442 \u0432\u044b\u0431\u0438\u0440\u0430\u0442\u044c \u0434\u0435\u0439\u0441\u0442\u0432\u0438\u044f \u0432 \u0437\u0430\u0432\u0438\u0441\u0438\u043c\u043e\u0441\u0442\u0438 \u043e\u0442 \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u043d\u043d\u044b\u0445 \u0443\u0441\u043b\u043e\u0432\u0438\u0439, \u0434\u0435\u043b\u0430\u044f \u043a\u043e\u0434 \u0433\u0438\u0431\u043a\u0438\u043c \u0438 \u0430\u0434\u0430\u043f\u0442\u0438\u0432\u043d\u044b\u043c \u043a \u0440\u0430\u0437\u043b\u0438\u0447\u043d\u044b\u043c \u0441\u0446\u0435\u043d\u0430\u0440\u0438\u044f\u043c.<\/p>\n","protected":false},"excerpt":{"rendered":"

\u0412 JavaScript \u0443\u0441\u043b\u043e\u0432\u043d\u044b\u0435 \u043e\u043f\u0435\u0440\u0430\u0442\u043e\u0440\u044b if \u0438 else \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u044e\u0442\u0441\u044f \u0434\u043b\u044f \u0443\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u043f\u043e\u0442\u043e\u043a\u043e\u043c \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u044b \u043d\u0430 \u043e\u0441\u043d\u043e\u0432\u0435 \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u043d\u043d\u044b\u0445 \u0443\u0441\u043b\u043e\u0432\u0438\u0439. \u041e\u043d\u0438 \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0442 \u0432\u044b\u0431\u0440\u0430\u0442\u044c \u043e\u0434\u0438\u043d \u0438\u0437 \u043d\u0435\u0441\u043a\u043e\u043b\u044c\u043a\u0438\u0445 \u0432\u0430\u0440\u0438\u0430\u043d\u0442\u043e\u0432 \u0434\u0435\u0439\u0441\u0442\u0432\u0438\u0439 \u0432 \u0437\u0430\u0432\u0438\u0441\u0438\u043c\u043e\u0441\u0442\u0438 \u043e\u0442 \u0438\u0441\u0442\u0438\u043d\u043d\u043e\u0441\u0442\u0438 \u0437\u0430\u0434\u0430\u043d\u043d\u043e\u0433\u043e \u0443\u0441\u043b\u043e\u0432\u0438\u044f. \u0420\u0430\u0441\u0441\u043c\u043e\u0442\u0440\u0438\u043c, \u043a\u0430\u043a \u0440\u0430\u0431\u043e\u0442\u0430\u044e\u0442 \u044d\u0442\u0438 \u043e\u043f\u0435\u0440\u0430\u0442\u043e\u0440\u044b. \u041e\u043f\u0435\u0440\u0430\u0442\u043e\u0440 if \u041e\u043f\u0435\u0440\u0430\u0442\u043e\u0440 if \u043f\u0440\u043e\u0432\u0435\u0440\u044f\u0435\u0442 \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u0435 \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u043d\u043d\u043e\u0433\u043e \u0443\u0441\u043b\u043e\u0432\u0438\u044f \u0438 \u0432\u044b\u043f\u043e\u043b\u043d\u044f\u0435\u0442 \u0431\u043b\u043e\u043a \u043a\u043e\u0434\u0430, \u0435\u0441\u043b\u0438 \u0443\u0441\u043b\u043e\u0432\u0438\u0435 \u0438\u0441\u0442\u0438\u043d\u043d\u043e. let age = 21; […]<\/p>\n","protected":false},"author":1,"featured_media":133226,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[463],"tags":[],"class_list":["post-133254","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-javascript"],"views":358,"_links":{"self":[{"href":"http:\/\/rcl-radio.ru\/index.php?rest_route=\/wp\/v2\/posts\/133254","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=133254"}],"version-history":[{"count":1,"href":"http:\/\/rcl-radio.ru\/index.php?rest_route=\/wp\/v2\/posts\/133254\/revisions"}],"predecessor-version":[{"id":133255,"href":"http:\/\/rcl-radio.ru\/index.php?rest_route=\/wp\/v2\/posts\/133254\/revisions\/133255"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/rcl-radio.ru\/index.php?rest_route=\/wp\/v2\/media\/133226"}],"wp:attachment":[{"href":"http:\/\/rcl-radio.ru\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=133254"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/rcl-radio.ru\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=133254"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/rcl-radio.ru\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=133254"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}