\u66fe\u7ecf\uff0c\u4eba\u4eec\u4f7f\u7528 XMLHttpRequest \u6765\u53d1\u8d77 API \u8bf7\u6c42\u3002\u5b83\u4e0d\u652f\u6301 Promise\uff0c\u751f\u6210\u7684 JavaScript \u4ee3\u7801\u4e5f\u4e0d\u7b80\u6d01\u3002\u800c\u4f7f\u7528 jQuery\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528\u66f4\u7b80\u6d01\u7684 jQuery.ajax() \u8bed\u6cd5\u3002.<\/p>\n
\u73b0\u5728\uff0cJavaScript \u6709\u81ea\u5df1\u5185\u7f6e\u7684 API \u8bf7\u6c42\u65b9\u5f0f\u3002\u5b83\u5c31\u662f Fetch API\uff0c\u4e00\u79cd\u4f7f\u7528 Promise \u53d1\u8d77\u670d\u52a1\u5668\u8bf7\u6c42\u7684\u65b0\u6807\u51c6\uff0c\u5e76\u4e14\u8fd8\u5305\u542b\u4e00\u4e9b\u989d\u5916\u7684\u529f\u80fd\u3002.<\/p>\n
\u5728\u672c\u6559\u7a0b\u4e2d\uff0c\u60a8\u5c06\u4f7f\u7528 Fetch API \u521b\u5efa GET \u548c POST \u8bf7\u6c42\u3002.<\/p>\n
\u4f7f\u7528 Fetch API \u7684\u4e00\u79cd\u65b9\u6cd5\u662f\u5c06 fetch() API URL \u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\uff1a<\/p>\n
fetch(url)\r\n<\/code><\/pre>\n<\/div>\nfetch() \u65b9\u6cd5\u8fd4\u56de\u4e00\u4e2a Promise \u5bf9\u8c61\u3002\u5728 fetch() \u65b9\u6cd5\u4e4b\u540e\uff0c\u63d2\u5165 Promise \u5bf9\u8c61\u7684 then() \u65b9\u6cd5\uff1a<\/p>\n
\nfetch(url)\r\n.then(function() {\r\n\/\/ handle the response\r\n})<\/code><\/pre>\n<\/div>\n\u5982\u679c\u8fd4\u56de\u7684 Promise \u6210\u529f\u89e3\u6790\uff0c\u5219\u4f1a\u6267\u884c then() \u65b9\u6cd5\u5185\u90e8\u7684\u51fd\u6570\u3002\u8be5\u51fd\u6570\u5305\u542b\u7528\u4e8e\u5904\u7406\u4ece API \u63a5\u6536\u7684\u6570\u636e\u7684\u4ee3\u7801\u3002.<\/p>\n
\u5728 then() \u65b9\u6cd5\u4e4b\u540e\uff0c\u63d2\u5165 catch() \u65b9\u6cd5\uff1a<\/p>\n
\nfetch(url)\r\n.then(function() {\r\n\/\/ handle the response\r\n})\r\n.catch(function() {\r\n\/\/ handle the error\r\n});<\/code><\/pre>\n<\/div>\n\u60a8\u4f7f\u7528 `fetch()` \u8c03\u7528\u7684 API \u53ef\u80fd\u5b58\u5728\u95ee\u9898\u6216\u5176\u4ed6\u9519\u8bef\u3002\u5982\u679c\u53d1\u751f\u8fd9\u79cd\u60c5\u51b5\uff0c\u5219\u4f1a\u8fd4\u56de\u88ab\u62d2\u7edd\u7684 Promise\u3002`catch` \u65b9\u6cd5\u7528\u4e8e\u5904\u7406\u8fd9\u79cd\u62d2\u7edd\u3002\u5982\u679c\u5728\u8c03\u7528 API \u65f6\u53d1\u751f\u9519\u8bef\uff0c\u5219\u4f1a\u6267\u884c `catch()` \u4e2d\u7684\u4ee3\u7801\u3002.<\/p>\n
\u4e86\u89e3\u4e86 Fetch API \u7684\u8bed\u6cd5\u4e4b\u540e\uff0c\u4f60\u5c31\u53ef\u4ee5\u5f00\u59cb\u5728\u5b9e\u9645 API \u4e0a\u4f7f\u7528 fetch() \u4e86\u3002.<\/p>\n
\u6b65\u9aa4 2 \u2013 \u4f7f\u7528 Fetch \u4ece API \u83b7\u53d6\u6570\u636e<\/h2>\n
\u4ee5\u4e0b\u4ee3\u7801\u793a\u4f8b\u57fa\u4e8e JSONPlaceholder API\u3002\u4f7f\u7528\u8be5 API\uff0c\u60a8\u5c06\u83b7\u53d6\u5341\u4f4d\u7528\u6237\uff0c\u5e76\u4f7f\u7528 JavaScript \u5c06\u5b83\u4eec\u663e\u793a\u5728\u9875\u9762\u4e0a\u3002\u672c\u6559\u7a0b\u5c06\u4ece JSONPlaceholder API \u83b7\u53d6\u6570\u636e\uff0c\u5e76\u5c06\u5176\u663e\u793a\u5728\u4f5c\u8005\u5217\u8868\u7684\u5217\u8868\u9879\u4e2d\u3002.<\/p>\n
\u9996\u5148\u521b\u5efa\u4e00\u4e2a HTML \u6587\u4ef6\uff0c\u5e76\u6dfb\u52a0\u6807\u9898\u548c\u5305\u542b\u4f5c\u8005 ID \u7684\u65e0\u5e8f\u5217\u8868\uff1a<\/p>\n
\n<h1>Authors<\/h1>\r\n<ul id=\"authors\"><\/ul><\/code><\/pre>\n<\/div>\n\u5728 HTML \u6587\u4ef6\u5e95\u90e8\u6dfb\u52a0 script \u6807\u7b7e\uff0c\u5e76\u4f7f\u7528 DOM \u9009\u62e9\u5668\u83b7\u53d6 ul \u5143\u7d20\u3002\u4f7f\u7528 getElementById \u51fd\u6570\uff0c\u5e76\u5c06\u4f5c\u8005\u4fe1\u606f\u4f5c\u4e3a\u53c2\u6570\uff1a<\/p>\n
\n<h1>Authors<\/h1>\r\n<ul id=\"authors\"><\/ul>\r\n<script>\r\nconst ul = document.getElementById('authors');\r\n<\/script><\/code><\/pre>\n<\/div>\n\u8bf7\u8bb0\u4f4f\uff0c\u4e4b\u524d\u7684 ul ID \u662f\u7531\u4f5c\u8005\u521b\u5efa\u7684\u3002.<\/p>\n
\u7136\u540e\u521b\u5efa\u4e00\u4e2a DocumentFragment \u7c7b\u578b\u7684\u5217\u8868\uff1a<\/p>\n
\n<script>\r\n\/\/ ...\r\nconst list = document.createDocumentFragment();\r\n<\/script><\/code><\/pre>\n<\/div>\n\u6240\u6709\u9644\u52a0\u7684\u5217\u8868\u9879\u90fd\u5c06\u6dfb\u52a0\u5230\u5217\u8868\u4e2d\u3002DocumentFragment \u4e0d\u5c5e\u4e8e\u6d3b\u52a8\u6587\u6863\u6811\u7ed3\u6784\u7684\u4e00\u90e8\u5206\u3002\u8fd9\u6837\u505a\u7684\u597d\u5904\u662f\uff0c\u5f53\u6587\u6863\u5bf9\u8c61\u6a21\u578b\u66f4\u6539\u65f6\uff0c\u91cd\u65b0\u7ed8\u5236\u4e0d\u4f1a\u5f71\u54cd\u6027\u80fd\u3002.<\/p>\n
\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a url \u7684\u5e38\u91cf\u53d8\u91cf\uff0c\u7528\u4e8e\u4fdd\u5b58\u8fd4\u56de\u5341\u4e2a\u968f\u673a\u7528\u6237\u7684 API URL\uff1a<\/p>\n
\n<script>\r\n\/\/ ...\r\nconst url = 'https:\/\/jsonplaceholder.typicode.com\/users';\r\n<\/script><\/code><\/pre>\n<\/div>\n\u73b0\u5728\uff0c\u4f7f\u7528 Fetch API\uff0c\u901a\u8fc7 fetch() \u51fd\u6570\u8c03\u7528 JSONPlaceholder API\uff0c\u5e76\u5c06 url \u4f5c\u4e3a\u53c2\u6570\uff1a<\/p>\n
\n<script>\r\n\/\/ ...\r\nfetch(url)\r\n<\/script><\/code><\/pre>\n<\/div>\n\u60a8\u6b63\u5728\u8c03\u7528 Fetch API \u5e76\u5c06 URL \u4f20\u9012\u7ed9 JSONPlaceholder API\u3002\u4e4b\u540e\u4f1a\u6536\u5230\u54cd\u5e94\u3002\u4f46\u662f\uff0c\u60a8\u6536\u5230\u7684\u54cd\u5e94\u5e76\u975e JSON \u683c\u5f0f\uff0c\u800c\u662f\u4e00\u4e2a\u5305\u542b\u4e00\u7ec4\u65b9\u6cd5\u7684\u5bf9\u8c61\uff0c\u60a8\u53ef\u4ee5\u6839\u636e\u60f3\u8981\u5904\u7406\u7684\u4fe1\u606f\u6765\u4f7f\u7528\u8fd9\u4e9b\u65b9\u6cd5\u3002\u8bf7\u4f7f\u7528 json() \u65b9\u6cd5\u5c06\u8fd4\u56de\u7684\u5bf9\u8c61\u8f6c\u6362\u4e3a JSON \u683c\u5f0f\u3002.<\/p>\n
\u6dfb\u52a0\u4e00\u4e2a then() \u65b9\u6cd5\uff0c\u8be5\u65b9\u6cd5\u5305\u542b\u4e00\u4e2a\u5e26\u6709\u540d\u4e3a response \u7684\u53c2\u6570\u7684\u51fd\u6570\uff1a<\/p>\n
\n<script>\r\n\/\/ ...\r\nfetch(url)\r\n.then((response) => {})\r\n<\/script><\/code><\/pre>\n<\/div>\nresponse \u53c2\u6570\u63a5\u6536 fetch(url) \u8fd4\u56de\u7684\u5bf9\u8c61\u503c\u3002\u4f7f\u7528 json() \u65b9\u6cd5\u5c06\u54cd\u5e94\u8f6c\u6362\u4e3a JSON \u6570\u636e\uff1a<\/p>\n
\n<script>\r\n\/\/ ...\r\nfetch(url)\r\n.then((response) => {\r\nreturn response.json();\r\n})\r\n<\/script><\/code><\/pre>\n<\/div>\nJSON \u6570\u636e\u4ecd\u9700\u5904\u7406\u3002\u6dfb\u52a0\u53e6\u4e00\u4e2a then() \u8bed\u53e5\uff0c\u5176\u4e2d\u5305\u542b\u4e00\u4e2a\u63a5\u53d7\u540d\u4e3a data \u7684\u53c2\u6570\u7684\u51fd\u6570\uff1a<\/p>\n
\n<script>\r\n\/\/ ...\r\nfetch(url)\r\n.then((response) => {\r\nreturn response.json();\r\n})\r\n.then((data) => {})\r\n<\/script><\/code><\/pre>\n<\/div>\n\u5728\u8fd9\u4e2a\u51fd\u6570\u4e2d\uff0c\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a author \u7684\u53d8\u91cf\uff0c\u5e76\u5c06\u5176\u503c\u8bbe\u7f6e\u4e3a data\uff1a<\/p>\n
\n<script>\r\n\/\/ ...\r\nfetch(url)\r\n.then((response) => {\r\nreturn response.json();\r\n})\r\n.then((data) => {\r\nlet authors = data;\r\n})\r\n<\/script><\/code><\/pre>\n<\/div>\n\u5bf9\u4e8e authors \u5217\u8868\u4e2d\u7684\u6bcf\u4e2a\u4f5c\u8005\uff0c\u60a8\u5e0c\u671b\u521b\u5efa\u4e00\u4e2a\u5217\u8868\u9879\u6765\u663e\u793a\u4ed6\u4eec\u7684\u59d3\u540d\u3002map() \u65b9\u6cd5\u9002\u7528\u4e8e\u8fd9\u79cd\u6a21\u5f0f\uff1a<\/p>\n
\n<script>\r\n\/\/ ...\r\nfetch(url)\r\n.then((response) => {\r\nreturn response.json();\r\n})\r\n.then((data) => {\r\nlet authors = data;\r\nauthors.map(function(author) {\r\n});\r\n})\r\n<\/script><\/code><\/pre>\n<\/div>\n\u5728\u4f60\u7684 map \u51fd\u6570\u4e2d\uff0c\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a li \u7684\u53d8\u91cf\uff0c\u5e76\u5c06\u5176\u503c\u8bbe\u7f6e\u4e3a\u4ee5 li\uff08HTML \u5143\u7d20\uff09\u4e3a\u53c2\u6570\u7684 createElement \u51fd\u6570\u3002\u6b64\u5916\uff0c\u521b\u5efa\u4e00\u4e2a h2 \u6807\u7b7e\u7528\u4e8e\u663e\u793a\u59d3\u540d\uff0c\u4e00\u4e2a span \u6807\u7b7e\u7528\u4e8e\u663e\u793a\u90ae\u7bb1\u5730\u5740\uff1a<\/p>\n
\n<script>\r\n\/\/ ...\r\nfetch(url)\r\n.then((response) => {\r\nreturn response.json();\r\n})\r\n.then((data) => {\r\nlet authors = data;\r\nauthors.map(function(author) {\r\nlet li = document.createElement('li');\r\nlet name = document.createElement('h2');\r\nlet email = document.createElement('span');\r\n});\r\n})\r\n<\/script><\/code><\/pre>\n<\/div>\nh2 \u5143\u7d20\u5c06\u5305\u542b\u4f5c\u8005\u59d3\u540d\u3002span \u5143\u7d20\u5c06\u5305\u542b\u4f5c\u8005\u90ae\u7bb1\u5730\u5740\u3002innerHTML \u5c5e\u6027\u548c\u5b57\u7b26\u4e32\u63d2\u503c\u529f\u80fd\u53ef\u4ee5\u5b9e\u73b0\u8fd9\u4e00\u70b9\uff1a<\/p>\n
\n<script>\r\n\/\/ ...\r\nfetch(url)\r\n.then((response) => {\r\nreturn response.json();\r\n})\r\n.then((data) => {\r\nlet authors = data;\r\nauthors.map(function(author) {\r\nlet li = document.createElement('li');\r\nlet name = document.createElement('h2');\r\nlet email = document.createElement('span');\r\nname.innerHTML = `${author.name}`;\r\nemail.innerHTML = `${author.email}`;\r\n});\r\n})\r\n<\/script><\/code><\/pre>\n<\/div>\n\u7136\u540e\uff0c\u4f7f\u7528 appendChild \u65b9\u6cd5\u5c06\u8fd9\u4e9b DOM \u5143\u7d20\u6dfb\u52a0\u5230\u5b50\u5143\u7d20\u4e2d\uff1a<\/p>\n
\n<script>\r\n\/\/ ...\r\nfetch(url)\r\n.then((response) => {\r\nreturn response.json();\r\n})\r\n.then((data) => {\r\nlet authors = data;\r\nauthors.map(function(author) {\r\nlet li = document.createElement('li');\r\nlet name = document.createElement('h2');\r\nlet email = document.createElement('span');\r\nname.innerHTML = `${author.name}`;\r\nemail.innerHTML = `${author.email}`;\r\nli.appendChild(name);\r\nli.appendChild(email);\r\nlist.appendChild(li);\r\n});\r\n})\r\nul.appendChild(list);\r\n<\/script><\/code><\/pre>\n<\/div>\n\u8bf7\u6ce8\u610f\uff0c\u6bcf\u4e2a\u5217\u8868\u9879\u90fd\u4f1a\u6dfb\u52a0\u5230 DocumentFragment \u5217\u8868\u4e2d\u3002\u6620\u5c04\u5b8c\u6210\u540e\uff0c\u8be5\u5217\u8868\u4f1a\u88ab\u6dfb\u52a0\u5230 ul \u65e0\u5e8f\u5217\u8868\u5143\u7d20\u4e2d\u3002.<\/p>\n
\u5b8c\u6210 then() \u51fd\u6570\u540e\uff0c\u73b0\u5728\u53ef\u4ee5\u6dfb\u52a0 catch() \u51fd\u6570\u4e86\u3002\u8be5\u51fd\u6570\u4f1a\u5c06\u6240\u6709\u53ef\u80fd\u51fa\u73b0\u7684\u9519\u8bef\u8bb0\u5f55\u5230\u63a7\u5236\u53f0\uff1a<\/p>\n
\n<script>\r\n\/\/ ...\r\nfetch(url)\r\n.then((response) => {\r\n\/\/ ...\r\n})\r\n.then((data) => {\r\n\/\/ ...\r\n})\r\n.catch(function(error) {\r\nconsole.log(error);\r\n});\r\n\/\/ ...\r\n<\/script><\/code><\/pre>\n<\/div>\n\u8fd9\u662f\u60a8\u521b\u5efa\u7684\u8bf7\u6c42\u7684\u5b8c\u6574\u4ee3\u7801\uff1a<\/p>\n
\n<h1>Authors<\/h1>\r\n<ul id=\"authors\"><\/ul>\r\n<script>\r\nconst ul = document.getElementById('authors');\r\nconst list = document.createDocumentFragment();\r\nconst url = 'https:\/\/jsonplaceholder.typicode.com\/users';\r\nfetch(url)\r\n.then((response) => {\r\nreturn response.json();\r\n})\r\n.then((data) => {\r\nlet authors = data;\r\nauthors.map(function(author) {\r\nlet li = document.createElement('li');\r\nlet name = document.createElement('h2');\r\nlet email = document.createElement('span');\r\nname.innerHTML = `${author.name}`;\r\nemail.innerHTML = `${author.email}`;\r\nli.appendChild(name);\r\nli.appendChild(email);\r\nlist.appendChild(li);\r\n});\r\n}).\r\n.catch(function(error) {\r\nconsole.log(error);\r\n});\r\nul.appendChild(list);\r\n<\/script><\/code><\/pre>\n<\/div>\n\u60a8\u5df2\u6210\u529f\u4f7f\u7528 JSONPlaceholder API \u548c Fetch API \u53d1\u9001\u4e86 GET \u8bf7\u6c42\u3002\u63a5\u4e0b\u6765\uff0c\u60a8\u5c06\u53d1\u9001 POST \u8bf7\u6c42\u3002.<\/p>\n
\u6b65\u9aa4 3 \u2013 \u5904\u7406 POST \u8bf7\u6c42<\/h2>\n
Fetch \u9ed8\u8ba4\u4f7f\u7528 GET \u8bf7\u6c42\uff0c\u4f46\u60a8\u4e5f\u53ef\u4ee5\u4f7f\u7528\u5176\u4ed6\u6240\u6709\u8bf7\u6c42\u7c7b\u578b\u3001\u66f4\u6539\u8bf7\u6c42\u5934\u5e76\u53d1\u9001\u6570\u636e\u3002\u8ba9\u6211\u4eec\u521b\u5efa\u4e00\u4e2a POST \u8bf7\u6c42\u3002.<\/p>\n
\u9996\u5148\uff0c\u6dfb\u52a0\u4e00\u4e2a\u5e38\u91cf\u53d8\u91cf\uff0c\u7528\u4e8e\u4fdd\u5b58\u6307\u5411 JSONPlaceholder API \u7684\u94fe\u63a5\uff1a<\/p>\n
\nconst url = 'https:\/\/jsonplaceholder.typicode.com\/users';\r\n<\/code><\/pre>\n<\/div>\n\u63a5\u4e0b\u6765\uff0c\u4f60\u9700\u8981\u8bbe\u7f6e\u4f60\u7684\u5bf9\u8c61\uff0c\u5e76\u5c06\u5176\u4f5c\u4e3a\u7b2c\u4e8c\u4e2a\u53c2\u6570\u4f20\u9012\u7ed9 fetch \u51fd\u6570\u3002\u8fd9\u5c06\u662f\u4e00\u4e2a\u540d\u4e3a data \u7684\u5bf9\u8c61\uff0c\u5176\u952e\u540d\u4e3a Sammy\uff08\u6216\u4f60\u7684\u540d\u5b57\uff09\uff0c\u503c\u4e3a\uff1a<\/p>\n
\n\/\/ ...\r\nlet data = {\r\nname: 'Sammy'\r\n}<\/code><\/pre>\n<\/div>\n\u7531\u4e8e\u8fd9\u662f\u4e00\u4e2a POST \u8bf7\u6c42\uff0c\u4f60\u9700\u8981\u660e\u786e\u6307\u5b9a\u3002\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a fetchData \u7684\u5bf9\u8c61\uff1a<\/p>\n
\n\/\/ ...\r\nlet fetchData = {\r\n}<\/code><\/pre>\n<\/div>\n\u8be5\u5bf9\u8c61\u5e94\u5305\u542b\u4e09\u4e2a\u952e\uff1amethod\u3001body \u548c header\uff1a<\/p>\n
\n\/\/ ...\r\nlet fetchData = {\r\nmethod: 'POST',\r\nbody: JSON.stringify(data),\r\nheaders: new Headers({\r\n'Content-Type': 'application\/json; charset=UTF-8'\r\n})\r\n}<\/code><\/pre>\n<\/div>\n\u65b9\u6cd5\u952e\u7684\u503c\u4e3a\u201cPOST\u201d\u3002\u6b63\u6587\u5c06\u8bbe\u7f6e\u4e3a\u65b0\u521b\u5efa\u7684\u6570\u636e\u5bf9\u8c61\u7684 JSON.stringify \u683c\u5f0f\u3002\u6807\u5934\u7684\u503c\u4e3a\u00abContent-Type\u00bb: \u00abapplication\/json; charset=UTF-8\u201d\u3002.<\/p>\n
Headers \u63a5\u53e3\u662f Fetch API \u7684\u4e00\u9879\u529f\u80fd\uff0c\u5141\u8bb8\u60a8\u5bf9 HTTP \u8bf7\u6c42\u548c\u54cd\u5e94\u6807\u5934\u6267\u884c\u64cd\u4f5c\u3002.<\/p>\n
\u901a\u8fc7\u6dfb\u52a0\u8fd9\u6bb5\u4ee3\u7801\uff0c\u5c31\u53ef\u4ee5\u4f7f\u7528 Fetch API \u53d1\u9001 POST \u8bf7\u6c42\u3002\u4f60\u9700\u8981\u5c06 URL\u3001fetchData \u548c\u53c2\u6570\u6dfb\u52a0\u5230\u4f60\u7684 Fetch POST \u8bf7\u6c42\u4e2d\uff1a<\/p>\n
\n\/\/ ...\r\nfetch(url, fetchData)<\/code><\/pre>\n<\/div>\nthen() \u51fd\u6570\u5305\u542b\u5904\u7406\u4ece JSONPlaceholder API \u6536\u5230\u7684\u54cd\u5e94\u7684\u4ee3\u7801\uff1a<\/p>\n
\n\/\/ ...\r\nfetch(url, fetchData)\r\n.then(function() {\r\n\/\/ Handle response you get from the API\r\n});<\/code><\/pre>\n<\/div>\n\u8fd9\u662f\u60a8\u521b\u5efa\u7684\u8bf7\u6c42\u7684\u5b8c\u6574\u4ee3\u7801\uff1a<\/p>\n
\nconst url = 'https:\/\/jsonplaceholder.typicode.com\/users';\r\nlet data = {\r\nname: 'Sammy'\r\n}\r\nlet fetchData = {\r\nmethod: 'POST',\r\nbody: JSON.stringify(data),\r\nheaders: new Headers({\r\n'Content-Type': 'application\/json; charset=UTF-8'\r\n})\r\n}\r\nfetch(url, fetchData)\r\n.then(function() {\r\n\/\/ Handle response you get from the API\r\n});<\/code><\/pre>\n<\/div>\n\u4f60\u4e5f\u53ef\u4ee5\u5c06 fetch() \u4f20\u9012\u7ed9 Request \u5bf9\u8c61\u3002.<\/p>\n
\nconst url = 'https:\/\/jsonplaceholder.typicode.com\/users';\r\nlet data = {\r\nname: 'Sammy'\r\n}\r\nlet request = new Request(url, {\r\nmethod: 'POST',\r\nbody: JSON.stringify(data),\r\nheaders: new Headers({\r\n'Content-Type': 'application\/json; charset=UTF-8'\r\n})\r\n});\r\nfetch(request)\r\n.then(function() {\r\n\/\/ Handle response you get from the API\r\n});<\/code><\/pre>\n<\/div>\n\u901a\u8fc7\u8fd9\u79cd\u65b9\u6cd5\uff0c\u53ef\u4ee5\u5c06\u8bf7\u6c42\u4f5c\u4e3a fetch() \u7684\u552f\u4e00\u53c2\u6570\uff0c\u53d6\u4ee3 url \u548c fetchData\u3002.<\/p>\n
\u73b0\u5728\u60a8\u5df2\u7ecf\u4e86\u89e3\u4e86\u4f7f\u7528 Fetch API \u521b\u5efa\u548c\u6267\u884c POST \u8bf7\u6c42\u7684\u4e24\u79cd\u65b9\u6cd5\u3002.<\/p>\n
\u7ed3\u679c<\/h2>\n
\u867d\u7136 Fetch API \u76ee\u524d\u5c1a\u672a\u5f97\u5230\u6240\u6709\u6d4f\u89c8\u5668\u7684\u652f\u6301\uff0c\u4f46\u5b83\u662f XMLHttpRequest \u7684\u7edd\u4f73\u66ff\u4ee3\u65b9\u6848\u3002.<\/p>","protected":false},"excerpt":{"rendered":"XMLHttpRequest \u6700\u521d\u662f\u7528\u6765\u53d1\u8d77 API \u8bf7\u6c42\u7684\u3002\u5b83\u4e0d\u5305\u542b Promise\uff0c\u800c\u4e14\u2026\u2026","protected":false},"author":1,"featured_media":16676,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_focuskw":"\u0646\u062d\u0648\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 Fetch API","_yoast_wpseo_title":"","_yoast_wpseo_metadesc":"","_yoast_wpseo_canonical":"","_yoast_wpseo_opengraph-description":"","_yoast_wpseo_opengraph-image":"","_yoast_wpseo_twitter-description":"","_yoast_wpseo_twitter-image":"","_yoast_wpseo_focuskeywords":"[]","_yoast_wpseo_primary_category":"193","footnotes":""},"categories":[193,363],"tags":[384,435],"class_list":{"0":"post-16673","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-tutorials","8":"category-programming","9":"tag-java-script","10":"tag-programming"},"yoast_head":"\n
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