{"id":579,"date":"2025-12-07T10:04:15","date_gmt":"2025-12-07T02:04:15","guid":{"rendered":"https:\/\/www.52runoob.com\/?p=579"},"modified":"2025-12-07T10:04:15","modified_gmt":"2025-12-07T02:04:15","slug":"%e4%b8%80%e6%96%87%e8%af%a6%e8%a7%a3fetchajaxaxios%e7%9a%84%e5%8c%ba%e5%88%ab%e4%bb%a5%e5%8f%8a%e4%bd%bf%e7%94%a8","status":"publish","type":"post","link":"https:\/\/www.52runoob.com\/index.php\/2025\/12\/07\/%e4%b8%80%e6%96%87%e8%af%a6%e8%a7%a3fetchajaxaxios%e7%9a%84%e5%8c%ba%e5%88%ab%e4%bb%a5%e5%8f%8a%e4%bd%bf%e7%94%a8\/","title":{"rendered":"\u4e00\u6587\u8be6\u89e3fetch,ajax,axios\u7684\u533a\u522b\u4ee5\u53ca\u4f7f\u7528"},"content":{"rendered":"\n<p>\u4e0b\u9762\u7ed9\u4f60\u4e00\u4efd <strong>\u300a\u4e00\u6587\u770b\u61c2 fetch\u3001AJAX\u3001Axios \u7684\u533a\u522b\u4e0e\u4f7f\u7528\uff082025 \u6700\u5168\u8be6\u89e3\u7248\uff09\u300b<\/strong>\uff0c\u53ef\u76f4\u63a5\u5f53\u6210\u535a\u5ba2\u6587\u7ae0\u6216\u5b66\u4e60\u7b14\u8bb0\uff0c\u7ed3\u6784\u6e05\u6670\u3001\u4f8b\u5b50\u5168\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">\ud83e\udde9 \u4e00\u6587\u8be6\u89e3\uff1afetch\u3001ajax\u3001axios \u7684\u533a\u522b\u4e0e\u4f7f\u7528\uff082025 \u6700\u65b0\u603b\u7ed3\uff09<\/h1>\n\n\n\n<p>Web \u524d\u7aef\u4e2d\u6700\u91cd\u8981\u7684\u80fd\u529b\u4e4b\u4e00\u5c31\u662f\u6267\u884c <strong>HTTP \u8bf7\u6c42<\/strong>\u3002\u76ee\u524d\u4e3b\u6d41\u65b9\u5f0f\u6709\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>XMLHttpRequest\uff08\u7b80\u79f0 AJAX\uff09<\/strong><\/li>\n\n\n\n<li><strong>Fetch API<\/strong><\/li>\n\n\n\n<li><strong>Axios\uff08\u7b2c\u4e09\u65b9\u5e93\uff09<\/strong><\/li>\n<\/ul>\n\n\n\n<p>\u5b83\u4eec\u5404\u81ea\u51fa\u73b0\u7684\u65f6\u4ee3\u3001\u5b9a\u4f4d\u548c\u4f7f\u7528\u65b9\u5f0f\u90fd\u4e0d\u540c\u3002<\/p>\n\n\n\n<p>\u672c\u6587\u4ece <strong>\u6982\u5ff5 \u2192 \u533a\u522b \u2192 \u4f18\u7f3a\u70b9 \u2192 \u4ee3\u7801\u793a\u4f8b \u2192 \u9009\u578b\u5efa\u8bae<\/strong> \u4e00\u6b21\u8bb2\u6e05\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">\ud83d\udd25 1. \u57fa\u7840\u6982\u5ff5<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\">1.1 AJAX\uff08XMLHttpRequest\uff09<\/h2>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>AJAX = Asynchronous JavaScript and XML<br>\u672c\u8d28\u662f\u4f7f\u7528 <strong>XMLHttpRequest(XHR)<\/strong> \u53d1\u9001\u5f02\u6b65\u8bf7\u6c42\u3002<\/p>\n<\/blockquote>\n\n\n\n<p>\u51fa\u73b0\u4e8e 2005 \u5e74\uff0c\u662f\u4ee5\u524d\u552f\u4e00\u7684\u5f02\u6b65\u8bf7\u6c42\u65b9\u5f0f\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">1.2 fetch\uff08\u539f\u751f API\uff09<\/h2>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>Fetch API \u662f\u6d4f\u89c8\u5668\u5185\u7f6e\u7684\u73b0\u4ee3\u5f02\u6b65\u8bf7\u6c42\u65b9\u5f0f<br>\u652f\u6301 Promise\u3001\u652f\u6301 async\/await\u3002<\/p>\n<\/blockquote>\n\n\n\n<p>\u51fa\u73b0\u4e8e 2015 \u5e74\uff0c\u73b0\u5728\u5df2\u6210\u4e3a Web \u6807\u51c6\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">1.3 Axios\uff08\u7b2c\u4e09\u65b9\u5c01\u88c5\u5e93\uff09<\/h2>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>\u57fa\u4e8e XHR \u5c01\u88c5\u7684\u7f51\u7edc\u8bf7\u6c42\u5e93<br>\u63d0\u4f9b\u66f4\u597d\u7684 API\u3001\u66f4\u5f3a\u7684\u529f\u80fd\u652f\u6301\u3002<\/p>\n<\/blockquote>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">\ud83d\udd0d 2. fetch\u3001AJAX\u3001axios \u7684\u6838\u5fc3\u533a\u522b<\/h1>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u7279\u6027<\/th><th>AJAX\uff08XHR\uff09<\/th><th>fetch<\/th><th>Axios<\/th><\/tr><\/thead><tbody><tr><td>\u662f\u5426\u539f\u751f<\/td><td>\u2714 \u539f\u751f<\/td><td>\u2714 \u539f\u751f<\/td><td>\u274c \u7b2c\u4e09\u65b9<\/td><\/tr><tr><td>API \u4f7f\u7528\u4f53\u9a8c<\/td><td>\u274c \u590d\u6742<\/td><td>\u2714 Promise<\/td><td>\u2714 \u66f4\u4f18\u96c5<\/td><\/tr><tr><td>\u662f\u5426\u652f\u6301 Promise<\/td><td>\u274c \u4e0d\u652f\u6301<\/td><td>\u2714<\/td><td>\u2714<\/td><\/tr><tr><td>\u9700\u8981\u624b\u52a8\u5904\u7406 JSON<\/td><td>\u2714<\/td><td>\u274c<\/td><td>\u274c<\/td><\/tr><tr><td>\u5904\u7406\u9519\u8bef\u65b9\u5f0f<\/td><td>\u274c \u5f88\u7e41\u7410<\/td><td>\u274c \u53ea\u5bf9\u7f51\u7edc\u9519\u8bef reject<\/td><td>\u2714 \u7f51\u7edc + \u72b6\u6001\u7801\u7edf\u4e00\u5904\u7406<\/td><\/tr><tr><td>\u6d4f\u89c8\u5668\u652f\u6301<\/td><td>\u2714 \u517c\u5bb9\u6027\u6700\u4f73<\/td><td>\u2714 IE \u4e0d\u652f\u6301<\/td><td>\u2714 \u9700\u8981 polyfill<\/td><\/tr><tr><td>\u62e6\u622a\u5668<\/td><td>\u274c \u6ca1\u6709<\/td><td>\u274c \u6ca1\u6709<\/td><td>\u2714 \u5f3a\u5927<\/td><\/tr><tr><td>\u8bf7\u6c42\u53d6\u6d88<\/td><td>\u274c \u9700\u8981\u624b\u5199<\/td><td>\u2714 AbortController<\/td><td>\u2714 \u5185\u7f6e cancelToken<\/td><\/tr><tr><td>\u8d85\u65f6\u8bbe\u7f6e<\/td><td>\u274c \u9ebb\u70e6<\/td><td>\u274c \u9700\u81ea\u884c\u5c01\u88c5<\/td><td>\u2714 \u5185\u7f6e<\/td><\/tr><tr><td>\u6587\u4ef6\u4e0a\u4f20<\/td><td>\u2714 \u6700\u5b8c\u5584<\/td><td>\u2714<\/td><td>\u2714<\/td><\/tr><tr><td>\u9ed8\u8ba4\u643a\u5e26 cookie<\/td><td>\u274c<\/td><td>\u274c<\/td><td>\u2714<\/td><\/tr><tr><td>\u4f53\u79ef<\/td><td>\u539f\u751f<\/td><td>\u539f\u751f<\/td><td>~14KB<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">\ud83e\udde0 3. \u7528\u4e00\u53e5\u8bdd\u603b\u7ed3\u4e09\u8005<\/h1>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>AJAX\uff08XHR\uff09<\/strong>\uff1a\u8001\u6280\u672f\uff0c\u80fd\u7528\u4f46\u4e0d\u63a8\u8350\u65b0\u9879\u76ee\u4f7f\u7528\u3002<\/li>\n\n\n\n<li><strong>fetch<\/strong>\uff1a\u73b0\u4ee3\u6807\u51c6 API\uff0c\u7b80\u6d01\u3001\u5185\u7f6e Promise\uff0c\u662f\u672a\u6765\u8d8b\u52bf\u3002<\/li>\n\n\n\n<li><strong>Axios<\/strong>\uff1a\u529f\u80fd\u6700\u5b8c\u5584\u3001\u4f7f\u7528\u4f53\u9a8c\u6700\u4f73\uff0c\u662f\u4f01\u4e1a\u9879\u76ee\u6700\u5e38\u7528\u65b9\u6848\u3002<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">\ud83d\ude0a 4. \u57fa\u7840\u7528\u6cd5\u5bf9\u6bd4<\/h1>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">4.1 AJAX\uff08XMLHttpRequest\uff09\u5199\u6cd5\u793a\u4f8b<\/h1>\n\n\n\n<p>\uff08\u7ecf\u5178\u4f46\u7e41\u7410\uff09<\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\nconst xhr = new XMLHttpRequest();\nxhr.open(&#039;GET&#039;, &#039;\/api\/data&#039;);\nxhr.onreadystatechange = function () {\n  if (xhr.readyState === 4 &amp;amp;&amp;amp; xhr.status === 200) {\n    console.log(JSON.parse(xhr.responseText));\n  }\n};\nxhr.send();\n\n<\/pre><\/div>\n\n\n<p>\u95ee\u9898\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4ee3\u7801\u5197\u957f<\/li>\n\n\n\n<li>\u6ca1\u6709 Promise<\/li>\n\n\n\n<li>\u9519\u8bef\u5904\u7406\u6df7\u4e71<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">4.2 fetch \u5199\u6cd5\u793a\u4f8b<\/h1>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\nfetch(&#039;\/api\/data&#039;)\n  .then(res =&gt; res.json())\n  .then(data =&gt; console.log(data))\n  .catch(err =&gt; console.error(err));\n\n<\/pre><\/div>\n\n\n<p>\u4f7f\u7528 async\/await \u66f4\u4f18\u96c5\uff1a<\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\nasync function getData() {\n  try {\n    const res = await fetch(&#039;\/api\/data&#039;);\n    const data = await res.json();\n    console.log(data);\n  } catch (err) {\n    console.error(err);\n  }\n}\n\n<\/pre><\/div>\n\n\n<p>\u4f46 fetch \u9700\u8981\u6ce8\u610f\uff1a<br>\ud83d\udea8 <strong>\u72b6\u6001\u7801 400\/500 \u4e0d\u4f1a reject\uff0c\u9700\u8981\u624b\u52a8\u5904\u7406<\/strong><\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\nif (!res.ok) throw new Error(&quot;HTTP Error &quot; + res.status);\n\n<\/pre><\/div>\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">4.3 axios \u5199\u6cd5\uff08\u6700\u5e72\u51c0\uff09<\/h1>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\naxios.get(&#039;\/api\/data&#039;)\n  .then(res =&gt; console.log(res.data))\n  .catch(err =&gt; console.error(err));\n\n<\/pre><\/div>\n\n\n<p>\u6216 async\/await\uff1a<\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\nasync function getData() {\n  try {\n    const { data } = await axios.get(&#039;\/api\/data&#039;);\n    console.log(data);\n  } catch (err) {\n    console.error(err);\n  }\n}\n\n<\/pre><\/div>\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">\ud83c\udfaf 5. \u5b9e\u6218\u80fd\u529b\u5bf9\u6bd4<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\">\u2714 5.1 \u9519\u8bef\u5904\u7406<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">fetch<\/h3>\n\n\n\n<p>\u53ea\u6709 <strong>\u7f51\u7edc\u9519\u8bef<\/strong> \u624d\u4f1a\u8fdb\u5165 catch<\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\nfetch(&#039;\/api&#039;)\n  .then(res =&gt; {\n    if (!res.ok) throw new Error(&quot;status:&quot; + res.status);\n    return res.json();\n  })\n  .catch(console.error);\n\n<\/pre><\/div>\n\n\n<h3 class=\"wp-block-heading\">axios<\/h3>\n\n\n\n<p>\u72b6\u6001\u7801 + \u7f51\u7edc\u9519\u8bef\u90fd\u80fd catch<\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\naxios.get(&#039;\/api&#039;).catch(err =&gt; console.error(err));\n\n<\/pre><\/div>\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u2714 5.2 \u8d85\u65f6<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">fetch\uff08\u9700\u8981\u5c01\u88c5\uff09<\/h3>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\nconst controller = new AbortController();\nsetTimeout(() =&gt; controller.abort(), 3000);\n\nfetch(&#039;\/api&#039;, { signal: controller.signal });\n\n<\/pre><\/div>\n\n\n<h3 class=\"wp-block-heading\">axios\uff08\u81ea\u5e26\uff09<\/h3>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\naxios.get(&#039;\/api&#039;, { timeout: 3000 });\n\n<\/pre><\/div>\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u2714 5.3 \u643a\u5e26 cookie<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">fetch<\/h3>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\nfetch(&#039;\/api&#039;, { credentials: &#039;include&#039; });\n\n<\/pre><\/div>\n\n\n<h3 class=\"wp-block-heading\">axios<\/h3>\n\n\n\n<p>\u9ed8\u8ba4\u5c31\u4f1a\u643a\u5e26<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u2714 5.4 \u62e6\u622a\u5668\uff08fetch \u6ca1\u6709\uff09<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">axios<\/h3>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\naxios.interceptors.request.use(config =&gt; {\n  config.headers.Authorization = &#039;token123&#039;;\n  return config;\n});\n\n<\/pre><\/div>\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">\ud83e\udde9 6. \u4f7f\u7528\u573a\u666f\u603b\u7ed3<\/h1>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u573a\u666f<\/th><th>\u63a8\u8350<\/th><\/tr><\/thead><tbody><tr><td>\u7b80\u5355 GET\/POST<\/td><td>fetch<\/td><\/tr><tr><td>\u4f01\u4e1a\u7ea7\u9879\u76ee<\/td><td>axios<\/td><\/tr><tr><td>\u9700\u8981\u62e6\u622a\u5668\uff08token\uff09<\/td><td>axios<\/td><\/tr><tr><td>\u4e0a\u4f20\u6587\u4ef6<\/td><td>axios \u6216 XHR<\/td><\/tr><tr><td>\u9ad8\u5b9a\u5236\u9700\u6c42\u3001\u65e0\u9700\u7b2c\u4e09\u65b9<\/td><td>fetch<\/td><\/tr><tr><td>IE \u517c\u5bb9\u9879\u76ee<\/td><td>XHR<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">\ud83c\udf89 7. \u7ed3\u8bba\uff08\u6700\u7b80\u660e\uff09<\/h1>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u4f18\u96c5 + \u529f\u80fd\u5168 \u2192 Axios\uff08\u5f3a\u70c8\u63a8\u8350\uff09<\/strong><\/li>\n\n\n\n<li><strong>\u539f\u751f\u6807\u51c6 + \u8f7b\u91cf \u2192 fetch\uff08\u63a8\u8350\uff09<\/strong><\/li>\n\n\n\n<li><strong>\u8001\u9879\u76ee\u517c\u5bb9 \u2192 XHR \/ AJAX<\/strong><\/li>\n<\/ul>\n\n\n\n<p>2025 \u5e74\u524d\u7aef\u9879\u76ee\u4e2d\uff1a<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>\u4f7f\u7528\u7387\u6392\u5e8f\uff1a<strong>Axios &gt; fetch &gt; XHR<\/strong><\/p>\n<\/blockquote>\n","protected":false},"excerpt":{"rendered":"<p>\u4e0b\u9762\u7ed9\u4f60\u4e00\u4efd \u300a\u4e00\u6587\u770b\u61c2 fetch\u3001AJAX\u3001Axios \u7684\u533a\u522b\u4e0e\u4f7f\u7528\uff08202&#8230; <a class=\"more-link\" href=\"https:\/\/www.52runoob.com\/index.php\/2025\/12\/07\/%e4%b8%80%e6%96%87%e8%af%a6%e8%a7%a3fetchajaxaxios%e7%9a%84%e5%8c%ba%e5%88%ab%e4%bb%a5%e5%8f%8a%e4%bd%bf%e7%94%a8\/\">Continue Reading &rarr;<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[49],"tags":[],"class_list":["post-579","post","type-post","status-publish","format-standard","hentry","category-javascript"],"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/posts\/579","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/comments?post=579"}],"version-history":[{"count":1,"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/posts\/579\/revisions"}],"predecessor-version":[{"id":580,"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/posts\/579\/revisions\/580"}],"wp:attachment":[{"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/media?parent=579"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/categories?post=579"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/tags?post=579"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}