{"id":135291,"date":"2026-07-20T10:08:01","date_gmt":"2026-07-20T04:08:01","guid":{"rendered":"https:\/\/rcl-radio.ru\/?p=135291"},"modified":"2026-07-20T10:08:01","modified_gmt":"2026-07-20T04:08:01","slug":"fetch-api-%d0%b2-javascript-%d0%b4%d0%b5%d0%bb%d0%b0%d0%b5%d0%bc-http-%d0%b7%d0%b0%d0%bf%d1%80%d0%be%d1%81%d1%8b-%d0%b8-%d0%be%d0%b1%d1%80%d0%b0%d0%b1%d0%b0%d1%82%d1%8b%d0%b2%d0%b0%d0%b5","status":"publish","type":"post","link":"https:\/\/rcl-radio.ru\/?p=135291","title":{"rendered":"Fetch API \u0432 JavaScript: \u0434\u0435\u043b\u0430\u0435\u043c HTTP\u2011\u0437\u0430\u043f\u0440\u043e\u0441\u044b \u0438 \u043e\u0431\u0440\u0430\u0431\u0430\u0442\u044b\u0432\u0430\u0435\u043c \u043e\u0442\u0432\u0435\u0442\u044b (JavaScript)"},"content":{"rendered":"

Fetch API\u00a0\u2014\u00a0\u044d\u0442\u043e \u0432\u0441\u0442\u0440\u043e\u0435\u043d\u043d\u044b\u0439 \u0432 \u0431\u0440\u0430\u0443\u0437\u0435\u0440 \u0441\u043f\u043e\u0441\u043e\u0431 \u0434\u0435\u043b\u0430\u0442\u044c HTTP\u2011\u0437\u0430\u043f\u0440\u043e\u0441\u044b. \u041d\u0435 \u043d\u0443\u0436\u043d\u043e \u043f\u043e\u0434\u043a\u043b\u044e\u0447\u0430\u0442\u044c \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438: \u043f\u0440\u043e\u0441\u0442\u043e \u0432\u044b\u0437\u044b\u0432\u0430\u0435\u0448\u044c fetch()<\/code>, \u043f\u0435\u0440\u0435\u0434\u0430\u0451\u0448\u044c URL \u0438 (\u043e\u043f\u0446\u0438\u043e\u043d\u0430\u043b\u044c\u043d\u043e) \u043d\u0430\u0441\u0442\u0440\u043e\u0439\u043a\u0438, \u043f\u043e\u043b\u0443\u0447\u0430\u0435\u0448\u044c \u043f\u0440\u043e\u043c\u0438\u0441 \u0441 \u043e\u0442\u0432\u0435\u0442\u043e\u043c. \u0414\u0430\u043b\u044c\u0448\u0435 \u0440\u0430\u0437\u0431\u0438\u0440\u0430\u0435\u0448\u044c \u0442\u0435\u043b\u043e \u043e\u0442\u0432\u0435\u0442\u0430 (JSON, \u0442\u0435\u043a\u0441\u0442, Blob \u0438 \u0442.\u200a\u0434.) \u0438 \u0440\u0430\u0431\u043e\u0442\u0430\u0435\u0448\u044c \u0441 \u0434\u0430\u043d\u043d\u044b\u043c\u0438.<\/p>\n

\n

\u041c\u0438\u043d\u0438\u043c\u0430\u043b\u044c\u043d\u044b\u0439 GET\u2011\u0437\u0430\u043f\u0440\u043e\u0441<\/h2>\n

\u0421\u0430\u043c\u044b\u0439 \u043f\u0440\u043e\u0441\u0442\u043e\u0439 \u0437\u0430\u043f\u0440\u043e\u0441:<\/p>\n

\n
\n
\n
js<\/div>\n
fetch(<\/span>'https:\/\/api.example.com\/data'<\/span>)<\/span>\r\n  .then<\/span>(<\/span>response =><\/span> {<\/span>\r\n    if<\/span> (<\/span>!<\/span>response.ok<\/span>)<\/span> {<\/span>\r\n      throw<\/span> new<\/span> Error<\/span>(<\/span>`\u041e\u0448\u0438\u0431\u043a\u0430 HTTP: ${<\/span>response.status<\/span>}<\/span>`)<\/span>;\r\n    }<\/span>\r\n    return<\/span> response.json<\/span>(<\/span>)<\/span>; \/\/ \u0447\u0438\u0442\u0430\u0435\u043c \u0442\u0435\u043b\u043e \u043a\u0430\u043a JSON<\/span>\r\n  }<\/span>)<\/span>\r\n  .then<\/span>(<\/span>data<\/span> =><\/span> console.log<\/span>(<\/span>data<\/span>)<\/span>)<\/span>\r\n  .catch<\/span>(<\/span>err =><\/span> console.error<\/span>(<\/span>'\u041e\u0448\u0438\u0431\u043a\u0430:'<\/span>, err)<\/span>)<\/span>;<\/pre>\n<\/div>\n<\/div>\n<\/div>\n
\u0427\u0442\u043e \u0442\u0443\u0442 \u0432\u0430\u0436\u043d\u043e:<\/p>\n
    \n
  • response.ok<\/code>\u00a0\u2014\u00a0\u044d\u0442\u043e true<\/code>, \u0435\u0441\u043b\u0438 \u0441\u0442\u0430\u0442\u0443\u0441 \u0432 \u0434\u0438\u0430\u043f\u0430\u0437\u043e\u043d\u0435 200\u2013299. \u0415\u0441\u043b\u0438 \u043d\u0435\u0442\u00a0\u2014\u00a0\u0437\u043d\u0430\u0447\u0438\u0442, \u0441\u0435\u0440\u0432\u0435\u0440 \u0432\u0435\u0440\u043d\u0443\u043b \u043e\u0448\u0438\u0431\u043a\u0443 (404, 500 \u0438 \u0442.\u200a\u043f.), \u0438 \u0435\u0451 \u043d\u0430\u0434\u043e \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u0430\u0442\u044c.<\/li>\n
  • response.json()<\/code>\u00a0\u2014\u00a0\u0430\u0441\u0438\u043d\u0445\u0440\u043e\u043d\u043d\u044b\u0439 \u043c\u0435\u0442\u043e\u0434, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u0447\u0438\u0442\u0430\u0435\u0442 \u043f\u043e\u0442\u043e\u043a \u043e\u0442\u0432\u0435\u0442\u0430 \u0438 \u043f\u0430\u0440\u0441\u0438\u0442 JSON. \u041e\u043d \u0442\u043e\u0436\u0435 \u0432\u043e\u0437\u0432\u0440\u0430\u0449\u0430\u0435\u0442 \u043f\u0440\u043e\u043c\u0438\u0441.<\/li>\n
  • .catch()<\/code> \u043b\u043e\u0432\u0438\u0442 \u0438 \u0441\u0435\u0442\u0435\u0432\u044b\u0435 \u043e\u0448\u0438\u0431\u043a\u0438 (\u043d\u0435\u0442 \u0441\u0435\u0442\u0438, \u0442\u0430\u0439\u043c\u0430\u0443\u0442), \u0438 \u043e\u0448\u0438\u0431\u043a\u0438, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u0442\u044b \u0441\u0430\u043c \u0432\u044b\u0431\u0440\u043e\u0441\u0438\u043b (\u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440, \u043f\u0440\u0438 !response.ok<\/code>).<\/li>\n<\/ul>\n
    \n
    GET \u0441 \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u0430\u043c\u0438 (query string)<\/h2>\n
    \u0415\u0441\u043b\u0438 \u043d\u0443\u0436\u043d\u044b \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u044b (\u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440, ?page=1&limit=10<\/code>), \u043b\u0443\u0447\u0448\u0435 \u0441\u043e\u0431\u0438\u0440\u0430\u0442\u044c \u0438\u0445 \u0447\u0435\u0440\u0435\u0437 URLSearchParams<\/code>:<\/p>\n
    \n
    \n
    \n
    js<\/div>\n
    <<\/p>\n
    const params = new<\/span> URLSearchParams(<\/span>{<\/span>\r\n  page: '1'<\/span>,\r\n  limit: '10'<\/span>,\r\n  search: 'hello'<\/span>\r\n}<\/span>)<\/span>;\r\n\u00a0\r\nfetch(<\/span>`https:\/\/api.example.com\/items?${params}`)<\/span>\r\n  .then<\/span>(<\/span>r =><\/span> {<\/span>\r\n    if<\/span> (<\/span>!<\/span>r.ok<\/span>)<\/span> throw<\/span> new<\/span> Error<\/span>(<\/span>`HTTP ${<\/span>r.status<\/span>}<\/span>`)<\/span>;\r\n    return<\/span> r.json<\/span>(<\/span>)<\/span>;\r\n  }<\/span>)<\/span>\r\n  .then<\/span>(<\/span>data<\/span> =><\/span> console.log<\/span>(<\/span>data<\/span>)<\/span>)<\/span>\r\n  .catch<\/span>(<\/span>console.error<\/span>)<\/span>;<\/pre>\n<\/div>\n<\/div>\n<\/div>\n
    \u0422\u0430\u043a \u043c\u0435\u043d\u044c\u0448\u0435 \u0448\u0430\u043d\u0441\u043e\u0432 \u043e\u0448\u0438\u0431\u0438\u0442\u044c\u0441\u044f \u0432 \u0440\u0443\u0447\u043d\u043e\u043c \u0441\u043a\u043b\u0435\u0438\u0432\u0430\u043d\u0438\u0438 \u0441\u0442\u0440\u043e\u043a\u0438.<\/p>\n
    \n
    POST \u0441 JSON\u2011\u0442\u0435\u043b\u043e\u043c<\/h2>\n
    \u0414\u043b\u044f \u043e\u0442\u043f\u0440\u0430\u0432\u043a\u0438 \u0434\u0430\u043d\u043d\u044b\u0445 \u0447\u0430\u0449\u0435 \u0432\u0441\u0435\u0433\u043e \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u044e\u0442 JSON:<\/p>\n
    \n
    \n
    \n
    js<\/div>\n
    const payload = {<\/span> name<\/span>: 'Alice'<\/span>, age: 30<\/span> }<\/span>;\r\n\u00a0\r\nfetch(<\/span>'https:\/\/api.example.com\/users'<\/span>, {<\/span>\r\n  method: 'POST'<\/span>,\r\n  headers: {<\/span>\r\n    'Content-Type'<\/span>: 'application\/json'<\/span>\r\n  }<\/span>,\r\n  body: JSON.stringify<\/span>(<\/span>payload)<\/span>\r\n}<\/span>)<\/span>\r\n  .then<\/span>(<\/span>r =><\/span> {<\/span>\r\n    if<\/span> (<\/span>!<\/span>r.ok<\/span>)<\/span> throw<\/span> new<\/span> Error<\/span>(<\/span>`HTTP ${<\/span>r.status<\/span>}<\/span>`)<\/span>;\r\n    return<\/span> r.json<\/span>(<\/span>)<\/span>;\r\n  }<\/span>)<\/span>\r\n  .then<\/span>(<\/span>data<\/span> =><\/span> console.log<\/span>(<\/span>'\u0421\u043e\u0437\u0434\u0430\u043d \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044c:'<\/span>, data<\/span>)<\/span>)<\/span>\r\n  .catch<\/span>(<\/span>console.error<\/span>)<\/span>;\r\n<\/pre>\n<\/div>\n<\/div>\n<\/div>\n
    \u0412\u0430\u0436\u043d\u044b\u0435 \u043c\u043e\u043c\u0435\u043d\u0442\u044b:<\/p>\n
      \n
    • \u041e\u0431\u044f\u0437\u0430\u0442\u0435\u043b\u044c\u043d\u043e \u0443\u043a\u0430\u0437\u044b\u0432\u0430\u0435\u043c Content-Type: application\/json<\/code>.<\/li>\n
    • \u0422\u0435\u043b\u043e \u0437\u0430\u043f\u0440\u043e\u0441\u0430 (body<\/code>) \u0434\u043e\u043b\u0436\u043d\u043e \u0431\u044b\u0442\u044c \u0441\u0442\u0440\u043e\u043a\u043e\u0439\u00a0\u2014\u00a0\u043f\u043e\u044d\u0442\u043e\u043c\u0443 JSON.stringify<\/code>.<\/li>\n
    • \u0421\u0435\u0440\u0432\u0435\u0440 \u0434\u043e\u043b\u0436\u0435\u043d \u0443\u043c\u0435\u0442\u044c \u043f\u0440\u0438\u043d\u0438\u043c\u0430\u0442\u044c JSON \u0438 \u0432\u043e\u0437\u0432\u0440\u0430\u0449\u0430\u0442\u044c \u043f\u043e\u043d\u044f\u0442\u043d\u044b\u0439 \u043e\u0442\u0432\u0435\u0442.<\/li>\n<\/ul>\n
      \n
      \u041e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0430 \u0440\u0430\u0437\u043d\u044b\u0445 \u0442\u0438\u043f\u043e\u0432 \u043e\u0442\u0432\u0435\u0442\u0430<\/h2>\n
      fetch<\/code> \u043d\u0435 \u0447\u0438\u0442\u0430\u0435\u0442 \u0442\u0435\u043b\u043e \u0430\u0432\u0442\u043e\u043c\u0430\u0442\u0438\u0447\u0435\u0441\u043a\u0438. \u0422\u044b \u0441\u0430\u043c \u0432\u044b\u0431\u0438\u0440\u0430\u0435\u0448\u044c, \u043a\u0430\u043a \u0435\u0433\u043e \u0447\u0438\u0442\u0430\u0442\u044c:<\/p>\n
        \n
      • response.text()<\/code>\u00a0\u2014\u00a0\u043e\u0431\u044b\u0447\u043d\u044b\u0439 \u0442\u0435\u043a\u0441\u0442.<\/li>\n
      • response.json()<\/code>\u00a0\u2014\u00a0JSON (\u0441\u0430\u043c\u044b\u0439 \u0447\u0430\u0441\u0442\u044b\u0439 \u0441\u043b\u0443\u0447\u0430\u0439).<\/li>\n
      • response.blob()<\/code>\u00a0\u2014\u00a0\u0431\u0438\u043d\u0430\u0440\u043d\u044b\u0435 \u0434\u0430\u043d\u043d\u044b\u0435 (\u043a\u0430\u0440\u0442\u0438\u043d\u043a\u0438, \u0444\u0430\u0439\u043b\u044b).<\/li>\n
      • response.arrayBuffer()<\/code>\u00a0\u2014\u00a0\u043d\u0438\u0437\u043a\u043e\u0443\u0440\u043e\u0432\u043d\u0435\u0432\u044b\u0435 \u0431\u0438\u043d\u0430\u0440\u043d\u044b\u0435 \u0434\u0430\u043d\u043d\u044b\u0435.<\/li>\n<\/ul>\n
        \u041f\u0440\u0438\u043c\u0435\u0440 \u0441 \u0442\u0435\u043a\u0441\u0442\u043e\u043c:<\/p>\n
        \n
        \n
        \n
        js<\/div>\n
        fetch(<\/span>'https:\/\/example.com\/page.html'<\/span>)<\/span>\r\n  .then<\/span>(<\/span>r =><\/span> r.text<\/span>(<\/span>)<\/span>)<\/span>\r\n  .then<\/span>(<\/span>html<\/span> =><\/span> console.log<\/span>(<\/span>html<\/span>)<\/span>)<\/span>\r\n  .catch<\/span>(<\/span>console.error<\/span>)<\/span>;<\/pre>\n<\/div>\n<\/div>\n<\/div>\n
        \u041f\u0440\u0438\u043c\u0435\u0440 \u0441 \u043a\u0430\u0440\u0442\u0438\u043d\u043a\u043e\u0439 (Blob \u2192 URL):<\/p>\n
        \n
        \n
        \n
        js<\/div>\n
        fetch(<\/span>'https:\/\/example.com\/image.png'<\/span>)<\/span>\r\n  .then<\/span>(<\/span>r =><\/span> r.blob<\/span>(<\/span>)<\/span>)<\/span>\r\n  .then<\/span>(<\/span>blob =><\/span> {<\/span>\r\n    const url<\/span> = URL<\/span>.createObjectURL<\/span>(<\/span>blob)<\/span>;\r\n    document.querySelector<\/span>(<\/span>'img'<\/span>)<\/span>.src<\/span> = url<\/span>;\r\n  }<\/span>)<\/span>\r\n  .catch<\/span>(<\/span>console.error<\/span>)<\/span>;<\/pre>\n<\/div>\n<\/div>\n<\/div>\n
        \n
        async\/await: \u0431\u043e\u043b\u0435\u0435 \u0447\u0438\u0442\u0430\u0435\u043c\u044b\u0439 \u0441\u0442\u0438\u043b\u044c<\/h2>\n
        \u0412\u043c\u0435\u0441\u0442\u043e \u0446\u0435\u043f\u043e\u0447\u043a\u0438 .then()<\/code> \u043c\u043e\u0436\u043d\u043e \u043f\u0438\u0441\u0430\u0442\u044c \u0447\u0435\u0440\u0435\u0437 async\/await<\/code>:<\/p>\n
        \n
        \n
        \n
        js<\/div>\n
        async function<\/span> getData(<\/span>)<\/span> {<\/span>\r\n  try<\/span> {<\/span>\r\n    const response = await fetch(<\/span>'https:\/\/api.example.com\/data'<\/span>)<\/span>;\r\n\u00a0\r\n    if<\/span> (<\/span>!<\/span>response.ok<\/span>)<\/span> {<\/span>\r\n      throw<\/span> new<\/span> Error<\/span>(<\/span>`HTTP ${<\/span>response.status<\/span>}<\/span>`)<\/span>;\r\n    }<\/span>\r\n\u00a0\r\n    const data<\/span> = await response.json<\/span>(<\/span>)<\/span>;\r\n    console.log<\/span>(<\/span>data<\/span>)<\/span>;\r\n  }<\/span> catch<\/span> (<\/span>err)<\/span> {<\/span>\r\n    console.error<\/span>(<\/span>'\u041e\u0448\u0438\u0431\u043a\u0430 \u0437\u0430\u043f\u0440\u043e\u0441\u0430:'<\/span>, err)<\/span>;\r\n  }<\/span>\r\n}<\/span>\r\n\u00a0\r\ngetData(<\/span>)<\/span>;<\/pre>\n<\/div>\n<\/div>\n<\/div>\n
        \u042d\u0442\u043e \u0442\u043e\u0442 \u0436\u0435 \u0441\u0430\u043c\u044b\u0439 \u043a\u043e\u0434, \u043d\u043e \u0447\u0438\u0442\u0430\u0435\u0442\u0441\u044f \u043b\u0438\u043d\u0435\u0439\u043d\u043e: \u0441\u043d\u0430\u0447\u0430\u043b\u0430 \u0437\u0430\u043f\u0440\u043e\u0441, \u043f\u043e\u0442\u043e\u043c \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0430, \u043f\u043e\u0442\u043e\u043c \u0440\u0430\u0437\u0431\u043e\u0440 \u0434\u0430\u043d\u043d\u044b\u0445, \u043f\u043e\u0442\u043e\u043c \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0430 \u043e\u0448\u0438\u0431\u043e\u043a.<\/p>\n
        \n
        \u0427\u0430\u0441\u0442\u044b\u0435 \u043e\u0448\u0438\u0431\u043a\u0438 \u0438 \u0433\u0434\u0435 \u00ab\u043b\u043e\u043c\u0430\u0435\u0442\u0441\u044f\u00bb<\/h2>\n
          \n
        1. \u0417\u0430\u0431\u044b\u043b\u0438 \u043f\u0440\u043e\u0432\u0435\u0440\u0438\u0442\u044c response.ok<\/code><\/strong>
          \nFetch \u0441\u0447\u0438\u0442\u0430\u0435\u0442 \u0443\u0441\u043f\u0435\u0448\u043d\u044b\u043c \u043b\u044e\u0431\u043e\u0439 \u043e\u0442\u0432\u0435\u0442 \u043e\u0442 \u0441\u0435\u0440\u0432\u0435\u0440\u0430, \u0434\u0430\u0436\u0435 404 \u0438 500. \u0415\u0441\u043b\u0438 \u043d\u0435 \u043f\u0440\u043e\u0432\u0435\u0440\u0438\u0442\u044c ok<\/code>, \u0442\u044b \u043f\u043e\u043b\u0443\u0447\u0438\u0448\u044c \u043f\u0440\u043e\u043c\u0438\u0441, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u00ab\u0443\u0441\u043f\u0435\u0448\u0435\u043d\u00bb, \u043d\u043e \u0432\u043d\u0443\u0442\u0440\u0438\u00a0\u2014\u00a0\u043e\u0448\u0438\u0431\u043a\u0430 \u0441\u0435\u0440\u0432\u0435\u0440\u0430.<\/li>\n
        2. \u041f\u044b\u0442\u0430\u044e\u0442\u0441\u044f \u0441\u0440\u0430\u0437\u0443 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c \u0434\u0430\u043d\u043d\u044b\u0435 \u0431\u0435\u0437 await<\/code> \u0438\u043b\u0438 .then()<\/code><\/strong>
          \nresponse.json()<\/code> \u0432\u043e\u0437\u0432\u0440\u0430\u0449\u0430\u0435\u0442 \u043f\u0440\u043e\u043c\u0438\u0441. \u041d\u0435\u043b\u044c\u0437\u044f \u043d\u0430\u043f\u0438\u0441\u0430\u0442\u044c const data = response.json();<\/code> \u0438 \u0441\u0440\u0430\u0437\u0443 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c data<\/code>. \u041d\u0443\u0436\u043d\u043e \u043b\u0438\u0431\u043e await response.json()<\/code>, \u043b\u0438\u0431\u043e .then(json => ...)<\/code>.<\/li>\n
        3. \u041d\u0435\u043f\u0440\u0430\u0432\u0438\u043b\u044c\u043d\u044b\u0439 Content-Type<\/code> \u0438\u043b\u0438 \u0437\u0430\u0431\u044b\u043b\u0438 JSON.stringify<\/code><\/strong>
          \n\u0415\u0441\u043b\u0438 \u043e\u0442\u043f\u0440\u0430\u0432\u0438\u0442\u044c JSON \u0431\u0435\u0437 \u0437\u0430\u0433\u043e\u043b\u043e\u0432\u043a\u0430 Content-Type: application\/json<\/code>, \u0441\u0435\u0440\u0432\u0435\u0440 \u043c\u043e\u0436\u0435\u0442 \u043d\u0435 \u043f\u043e\u043d\u044f\u0442\u044c \u0444\u043e\u0440\u043c\u0430\u0442. \u0415\u0441\u043b\u0438 \u0437\u0430\u0431\u044b\u0442\u044c stringify<\/code>, \u0442\u0435\u043b\u043e \u0443\u0439\u0434\u0451\u0442 \u043a\u0430\u043a [object Object]<\/code>\u00a0\u2014\u00a0\u0441\u0435\u0440\u0432\u0435\u0440 \u043d\u0435 \u0441\u043c\u043e\u0436\u0435\u0442 \u0440\u0430\u0441\u043f\u0430\u0440\u0441\u0438\u0442\u044c.<\/li>\n
        4. CORS\u2011\u043e\u0448\u0438\u0431\u043a\u0438<\/strong>
          \n\u0415\u0441\u043b\u0438 \u0434\u0435\u043b\u0430\u0435\u0448\u044c \u0437\u0430\u043f\u0440\u043e\u0441 \u043d\u0430 \u0434\u0440\u0443\u0433\u043e\u0439 \u0434\u043e\u043c\u0435\u043d, \u0430 \u0441\u0435\u0440\u0432\u0435\u0440 \u043d\u0435 \u0440\u0430\u0437\u0440\u0435\u0448\u0430\u0435\u0442 CORS, \u0431\u0440\u0430\u0443\u0437\u0435\u0440 \u0437\u0430\u0431\u043b\u043e\u043a\u0438\u0440\u0443\u0435\u0442 \u043e\u0442\u0432\u0435\u0442. \u042d\u0442\u043e \u0432\u0438\u0434\u043d\u043e \u0432 \u043a\u043e\u043d\u0441\u043e\u043b\u0438 \u043a\u0430\u043a CORS\u2011\u043e\u0448\u0438\u0431\u043a\u0430. \u0422\u0443\u0442 \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u0430 \u043d\u0430 \u0441\u0442\u043e\u0440\u043e\u043d\u0435 \u0441\u0435\u0440\u0432\u0435\u0440\u0430: \u043e\u043d \u0434\u043e\u043b\u0436\u0435\u043d \u043e\u0442\u0434\u0430\u0432\u0430\u0442\u044c \u043f\u0440\u0430\u0432\u0438\u043b\u044c\u043d\u044b\u0435 \u0437\u0430\u0433\u043e\u043b\u043e\u0432\u043a\u0438.<\/li>\n
        5. \u041d\u0435\u0442 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0441\u0435\u0442\u0435\u0432\u044b\u0445 \u043e\u0448\u0438\u0431\u043e\u043a<\/strong>
          \n\u0421\u0435\u0442\u0435\u0432\u044b\u0435 \u043e\u0448\u0438\u0431\u043a\u0438 (\u043d\u0435\u0442 \u0438\u043d\u0442\u0435\u0440\u043d\u0435\u0442\u0430, \u0442\u0430\u0439\u043c\u0430\u0443\u0442, DNS) \u043f\u043e\u043f\u0430\u0434\u0430\u044e\u0442 \u0442\u043e\u043b\u044c\u043a\u043e \u0432 .catch()<\/code> \u0438\u043b\u0438 \u0432 try\/catch<\/code> \u043f\u0440\u0438 await<\/code>. \u0415\u0441\u043b\u0438 \u043d\u0435 \u043b\u043e\u0432\u0438\u0442\u044c\u00a0\u2014\u00a0\u043e\u0448\u0438\u0431\u043a\u0430 \u043f\u0440\u043e\u0441\u0442\u043e \u00ab\u043f\u0440\u043e\u0432\u0430\u043b\u0438\u0442\u0441\u044f\u00bb \u0438 \u043d\u0438\u0447\u0435\u0433\u043e \u043d\u0435 \u0431\u0443\u0434\u0435\u0442 \u0432\u0438\u0434\u043d\u043e.<\/li>\n<\/ol>\n
          \n
          \u041f\u0440\u0438\u043c\u0435\u0440: \u0444\u043e\u0440\u043c\u0430 \u043e\u0442\u043f\u0440\u0430\u0432\u043a\u0438 \u0434\u0430\u043d\u043d\u044b\u0445 \u0441 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u043e\u0439 \u043e\u0448\u0438\u0431\u043e\u043a<\/h2>\n
          \u0414\u043e\u043f\u0443\u0441\u0442\u0438\u043c, \u0435\u0441\u0442\u044c \u043f\u0440\u043e\u0441\u0442\u0430\u044f \u0444\u043e\u0440\u043c\u0430:<\/p>\n
          \n
          \n
          \n
          html<\/div>\n
          <<\/span>form id=\"userForm\"<\/span>><\/span>\r\n  <<\/span>input name<\/span>=\"name\"<\/span> placeholder=\"\u0418\u043c\u044f\"<\/span> required><\/span>\r\n  <<\/span>button<\/span> type<\/span>=\"submit\"<\/span>><\/span>\u041e\u0442\u043f\u0440\u0430\u0432\u0438\u0442\u044c<\/<\/span>button><\/span>\r\n<\/<\/span>form><\/span>\r\n<<\/span>div id=\"message\"<\/span>><\/<\/span>div><\/span><\/pre>\n<\/div>\n<\/div>\n<\/div>\n
          JS:<\/p>\n
          document.getElementById<\/span>(<\/span>'userForm'<\/span>)<\/span>.addEventListener<\/span>(<\/span>'submit'<\/span>, async (<\/span>e<\/span>)<\/span> =><\/span> {<\/span>\r\n  e<\/span>.preventDefault<\/span>(<\/span>)<\/span>;\r\n  const form = e<\/span>.target<\/span>;\r\n  const messageBox = document.getElementById<\/span>(<\/span>'message'<\/span>)<\/span>;\r\n  messageBox.textContent<\/span> = ''<\/span>;\r\n\u00a0\r\n  const data<\/span> = {<\/span>\r\n    name<\/span>: form.name<\/span>.value<\/span>.trim<\/span>(<\/span>)<\/span>\r\n  }<\/span>;\r\n\u00a0\r\n  try<\/span> {<\/span>\r\n    const res = await fetch(<\/span>'\/api\/users'<\/span>, {<\/span>\r\n      method: 'POST'<\/span>,\r\n      headers: {<\/span> 'Content-Type'<\/span>: 'application\/json'<\/span> }<\/span>,\r\n      body: JSON.stringify<\/span>(<\/span>data<\/span>)<\/span>\r\n    }<\/span>)<\/span>;\r\n\u00a0\r\n    if<\/span> (<\/span>!<\/span>res.ok<\/span>)<\/span> {<\/span>\r\n      const errData = await res.json<\/span>(<\/span>)<\/span>.catch<\/span>(<\/span>(<\/span>)<\/span> =><\/span> (<\/span>{<\/span>}<\/span>)<\/span>)<\/span>;\r\n      throw<\/span> new<\/span> Error<\/span>(<\/span>errData.message<\/span> ||<\/span> `\u041e\u0448\u0438\u0431\u043a\u0430 \u0441\u0435\u0440\u0432\u0435\u0440\u0430: ${<\/span>res.status<\/span>}<\/span>`)<\/span>;\r\n    }<\/span>\r\n\u00a0\r\n    const result = await res.json<\/span>(<\/span>)<\/span>;\r\n    messageBox.textContent<\/span> = '\u041f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044c \u0441\u043e\u0437\u0434\u0430\u043d: '<\/span> + result.name<\/span>;\r\n  }<\/span> catch<\/span> (<\/span>err)<\/span> {<\/span>\r\n    messageBox.textContent<\/span> = '\u041e\u0448\u0438\u0431\u043a\u0430: '<\/span> + err.message<\/span>;\r\n  }<\/span>\r\n}<\/span>)<\/span>;<\/pre>\n
          \u0417\u0434\u0435\u0441\u044c:<\/p>\n
            \n
          • \u041e\u0442\u043c\u0435\u043d\u044f\u0435\u043c \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442\u043d\u043e\u0435 \u043f\u043e\u0432\u0435\u0434\u0435\u043d\u0438\u0435 \u0444\u043e\u0440\u043c\u044b (preventDefault<\/code>).<\/li>\n
          • \u0421\u043e\u0431\u0438\u0440\u0430\u0435\u043c \u0434\u0430\u043d\u043d\u044b\u0435, \u043e\u0442\u043f\u0440\u0430\u0432\u043b\u044f\u0435\u043c JSON.<\/li>\n
          • \u041f\u0440\u043e\u0432\u0435\u0440\u044f\u0435\u043c ok<\/code>, \u0447\u0438\u0442\u0430\u0435\u043c \u043e\u0448\u0438\u0431\u043a\u0443 \u0438\u0437 \u0442\u0435\u043b\u0430, \u0435\u0441\u043b\u0438 \u043e\u043d\u0430 \u0435\u0441\u0442\u044c.<\/li>\n
          • \u041f\u043e\u043a\u0430\u0437\u044b\u0432\u0430\u0435\u043c \u043f\u043e\u043d\u044f\u0442\u043d\u043e\u0435 \u0441\u043e\u043e\u0431\u0449\u0435\u043d\u0438\u0435 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044e.<\/li>\n<\/ul>\n
            \n
            \u041f\u0440\u0430\u043a\u0442\u0438\u0447\u0435\u0441\u043a\u0438\u0439 \u0441\u043e\u0432\u0435\u0442 \u0434\u043b\u044f PunBB \u0438 \u043f\u043e\u0434\u043e\u0431\u043d\u044b\u0445 \u043f\u0440\u043e\u0435\u043a\u0442\u043e\u0432<\/h2>\n
            \u0415\u0441\u043b\u0438 \u0442\u044b \u0438\u043d\u0442\u0435\u0433\u0440\u0438\u0440\u0443\u0435\u0448\u044c PunBB \u0441 \u0432\u043d\u0435\u0448\u043d\u0438\u043c\u0438 \u0441\u0435\u0440\u0432\u0438\u0441\u0430\u043c\u0438 (\u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440, \u0441 \u042f\u043d\u0434\u0435\u043a\u0441\u043e\u043c) \u0438 \u0434\u0435\u043b\u0430\u0435\u0448\u044c \u0437\u0430\u043f\u0440\u043e\u0441\u044b \u0438\u0437 \u0444\u0440\u043e\u043d\u0442\u0435\u043d\u0434\u0430:<\/p>\n
              \n
            • \u0414\u0435\u0440\u0436\u0438 URL API \u0432 \u043a\u043e\u043d\u0444\u0438\u0433\u0435 \u0438\u043b\u0438 \u0447\u0435\u0440\u0435\u0437 \u043f\u0440\u043e\u043a\u0441\u0438 \u043d\u0430 \u0431\u044d\u043a\u0435\u043d\u0434\u0435, \u0447\u0442\u043e\u0431\u044b \u043d\u0435 \u0441\u0432\u0435\u0442\u0438\u0442\u044c \u043a\u043b\u044e\u0447\u0438 \u0438 \u043d\u0435 \u0437\u0430\u0432\u0438\u0441\u0435\u0442\u044c \u043e\u0442 CORS.<\/li>\n
            • \u0414\u043b\u044f \u0430\u0443\u0442\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u0438 \u0447\u0430\u0441\u0442\u043e \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u044e\u0442 \u043a\u0443\u043a\u0438 \u0438\u043b\u0438 \u0437\u0430\u0433\u043e\u043b\u043e\u0432\u043a\u0438 (\u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440, Authorization: Bearer ...<\/code>). \u041a\u0443\u043a\u0438 \u043e\u0442\u043f\u0440\u0430\u0432\u043b\u044f\u044e\u0442\u0441\u044f \u0430\u0432\u0442\u043e\u043c\u0430\u0442\u0438\u0447\u0435\u0441\u043a\u0438, \u0435\u0441\u043b\u0438 credentials: 'include'<\/code> \u0438 \u0441\u0435\u0440\u0432\u0435\u0440 \u043f\u0440\u0430\u0432\u0438\u043b\u044c\u043d\u043e \u043d\u0430\u0441\u0442\u0440\u043e\u0435\u043d.<\/li>\n
            • \u041f\u0440\u0438\u043c\u0435\u0440 \u0441 \u043a\u0443\u043a\u0430\u043c\u0438:<\/li>\n<\/ul>\n
              \n
              \n
              \n
              js<\/div>\n
              fetch(<\/span>'https:\/\/api.example.com\/profile'<\/span>, {<\/span>\r\n  credentials: 'include'<\/span> \/\/ \u043e\u0442\u043f\u0440\u0430\u0432\u043b\u044f\u0442\u044c \u043a\u0443\u043a\u0438 \u0434\u043e\u043c\u0435\u043d\u0430<\/span>\r\n}<\/span>)<\/span>\r\n.then<\/span>(<\/span>r =><\/span> r.json<\/span>(<\/span>)<\/span>)<\/span>\r\n.catch<\/span>(<\/span>console.error<\/span>)<\/span>;<\/pre>\n<\/div>\n<\/div>\n<\/div>\n
              \u0411\u0435\u0437 credentials: 'include'<\/code> \u043a\u0443\u043a\u0438 \u043d\u0435 \u0443\u0439\u0434\u0443\u0442\u00a0\u2014\u00a0\u0438 \u0430\u0432\u0442\u043e\u0440\u0438\u0437\u0430\u0446\u0438\u044f \u043d\u0435 \u0441\u0440\u0430\u0431\u043e\u0442\u0430\u0435\u0442.<\/p>\n","protected":false},"excerpt":{"rendered":"
              Fetch API\u00a0\u2014\u00a0\u044d\u0442\u043e \u0432\u0441\u0442\u0440\u043e\u0435\u043d\u043d\u044b\u0439 \u0432 \u0431\u0440\u0430\u0443\u0437\u0435\u0440 \u0441\u043f\u043e\u0441\u043e\u0431 \u0434\u0435\u043b\u0430\u0442\u044c HTTP\u2011\u0437\u0430\u043f\u0440\u043e\u0441\u044b. \u041d\u0435 \u043d\u0443\u0436\u043d\u043e \u043f\u043e\u0434\u043a\u043b\u044e\u0447\u0430\u0442\u044c \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438: \u043f\u0440\u043e\u0441\u0442\u043e \u0432\u044b\u0437\u044b\u0432\u0430\u0435\u0448\u044c fetch(), \u043f\u0435\u0440\u0435\u0434\u0430\u0451\u0448\u044c URL \u0438 (\u043e\u043f\u0446\u0438\u043e\u043d\u0430\u043b\u044c\u043d\u043e) \u043d\u0430\u0441\u0442\u0440\u043e\u0439\u043a\u0438, \u043f\u043e\u043b\u0443\u0447\u0430\u0435\u0448\u044c \u043f\u0440\u043e\u043c\u0438\u0441 \u0441 \u043e\u0442\u0432\u0435\u0442\u043e\u043c. \u0414\u0430\u043b\u044c\u0448\u0435 \u0440\u0430\u0437\u0431\u0438\u0440\u0430\u0435\u0448\u044c \u0442\u0435\u043b\u043e \u043e\u0442\u0432\u0435\u0442\u0430 (JSON, \u0442\u0435\u043a\u0441\u0442, Blob \u0438 \u0442.\u200a\u0434.) \u0438 \u0440\u0430\u0431\u043e\u0442\u0430\u0435\u0448\u044c \u0441 \u0434\u0430\u043d\u043d\u044b\u043c\u0438. \u041c\u0438\u043d\u0438\u043c\u0430\u043b\u044c\u043d\u044b\u0439 GET\u2011\u0437\u0430\u043f\u0440\u043e\u0441 \u0421\u0430\u043c\u044b\u0439 \u043f\u0440\u043e\u0441\u0442\u043e\u0439 \u0437\u0430\u043f\u0440\u043e\u0441: js fetch(‘https:\/\/api.example.com\/data’) .then(response => { if (!response.ok) { throw new Error(`\u041e\u0448\u0438\u0431\u043a\u0430 HTTP: ${response.status}`); […]<\/p>\n","protected":false},"author":9194254,"featured_media":135292,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[463],"tags":[],"class_list":["post-135291","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-javascript"],"views":10,"_links":{"self":[{"href":"https:\/\/rcl-radio.ru\/index.php?rest_route=\/wp\/v2\/posts\/135291","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rcl-radio.ru\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/rcl-radio.ru\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/rcl-radio.ru\/index.php?rest_route=\/wp\/v2\/users\/9194254"}],"replies":[{"embeddable":true,"href":"https:\/\/rcl-radio.ru\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=135291"}],"version-history":[{"count":1,"href":"https:\/\/rcl-radio.ru\/index.php?rest_route=\/wp\/v2\/posts\/135291\/revisions"}],"predecessor-version":[{"id":135293,"href":"https:\/\/rcl-radio.ru\/index.php?rest_route=\/wp\/v2\/posts\/135291\/revisions\/135293"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/rcl-radio.ru\/index.php?rest_route=\/wp\/v2\/media\/135292"}],"wp:attachment":[{"href":"https:\/\/rcl-radio.ru\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=135291"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rcl-radio.ru\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=135291"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rcl-radio.ru\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=135291"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}