{"id":155452,"date":"2024-05-08T11:53:05","date_gmt":"2024-05-08T03:53:05","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/155452.html"},"modified":"2024-05-08T11:53:08","modified_gmt":"2024-05-08T03:53:08","slug":"%e5%ad%a6%e4%b9%a0javascript%e8%af%ad%e8%a8%80%e7%9a%84%e6%ad%a3%e7%a1%ae%e9%a1%ba%e5%ba%8f%e6%98%af%e6%80%8e%e6%a0%b7","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/155452.html","title":{"rendered":"\u5b66\u4e60javascript\u8bed\u8a00\u7684\u6b63\u786e\u987a\u5e8f\u662f\u600e\u6837"},"content":{"rendered":"<p style=\"text-align:center\"><img decoding=\"async\" src=\"https:\/\/cdn-kb.worktile.com\/kb\/wp-content\/uploads\/2024\/04\/26213841\/7016d549-d80e-47c1-ac43-877fdab63af2.webp\" alt=\"\u5b66\u4e60javascript\u8bed\u8a00\u7684\u6b63\u786e\u987a\u5e8f\u662f\u600e\u6837\" \/><\/p>\n<p><p>\u5b66\u4e60JavaScript\u8bed\u8a00\u7684\u6b63\u786e\u987a\u5e8f\u5e94\u8be5\u662f\uff1a<strong>\u9996\u5148\u638c\u63e1\u57fa\u672c\u7684\u8bed\u6cd5\u548c\u7ed3\u6784<\/strong>\u3001<strong>\u7136\u540e\u5b66\u4e60DOM\u64cd\u4f5c\u548c\u4e8b\u4ef6\u5904\u7406<\/strong>\u3001<strong>\u63a5\u7740\u719f\u6089JavaScript\u7684\u9ad8\u7ea7\u7279\u6027<\/strong>\uff0c\u6bd4\u5982\u95ed\u5305\u548c\u539f\u578b\u94fe\u3001<strong>\u8fdb\u4e00\u6b65\u4e86\u89e3\u5f02\u6b65\u7f16\u7a0b\u548cAJAX<\/strong>\uff0c\u6700\u540e\u5b66\u4e60\u73b0\u4ee3\u524d\u7aef\u5f00\u53d1\u6846\u67b6\u548c\u5e93\uff0c\u5982React\u3001Angular\u6216Vue.js\u3002\u5728\u5f00\u59cb\u9636\u6bb5\uff0c\u91cd\u70b9\u5e94\u653e\u5728\u57fa\u672c\u6982\u5ff5\u7684\u7406\u89e3\u548c\u57fa\u7840\u7f16\u7801\u7ec3\u4e60\u4e0a\u3002\u6bd4\u5982\uff0c\u719f\u7ec3\u4f7f\u7528\u53d8\u91cf\u3001\u51fd\u6570\u548c\u6570\u636e\u7c7b\u578b\u7b49\u57fa\u7840\u77e5\u8bc6\uff0c\u8fd9\u662f\u8fdb\u4e00\u6b65\u5b66\u4e60\u7684\u57fa\u77f3\u3002<\/p>\n<\/p>\n<p><p>\u57fa\u672c\u8bed\u6cd5\u548c\u7ed3\u6784\u7684\u8bb2\u89e3\u6d89\u53ca\u53d8\u91cf\u58f0\u660e\u3001\u6570\u636e\u7c7b\u578b\u548c\u57fa\u7840\u64cd\u4f5c\u7b26\u7b49\u5185\u5bb9\uff0c\u8fd9\u662f\u4e00\u6b65\u6b65\u8fdb\u9636JavaScript\u7684\u57fa\u7840\u3002\u4f8b\u5982\uff0c\u4e86\u89e3\u4e0d\u540c\u7684\u6570\u636e\u7c7b\u578b\uff08\u5982\u5b57\u7b26\u4e32\u3001\u6570\u5b57\u3001\u5e03\u5c14\u503c\u7b49\uff09\u4ee5\u53ca\u5b83\u4eec\u5982\u4f55\u76f8\u4e92\u4f5c\u7528\u662f\u975e\u5e38\u5173\u952e\u7684\u3002\u7406\u89e3\u51fd\u6570\u5982\u4f55\u5b9a\u4e49\u548c\u8c03\u7528\uff0c\u4ee5\u53ca\u4f5c\u7528\u57df\u662f\u5982\u4f55\u5f71\u54cd\u53d8\u91cf\u8bbf\u95ee\u6743\u9650\u7684\u4e5f\u540c\u6837\u91cd\u8981\u3002<\/p>\n<\/p>\n<p><p><strong>\u4e00\u3001\u57fa\u7840\u8bed\u6cd5\u4e0e\u7ed3\u6784<\/strong><\/p>\n<\/p>\n<p><p>\u57fa\u672c\u8bed\u6cd5\u548c\u7ed3\u6784\u662f\u5b66\u4e60\u4efb\u4f55\u7f16\u7a0b\u8bed\u8a00\u7684\u8d77\u70b9\uff0c\u5bf9\u4e8eJavaScript\u4e5f\u662f\u5982\u6b64\u3002\u5728\u8fd9\u4e00\u90e8\u5206\uff0c\u5b66\u4e60\u8005\u9700\u8981\u719f\u6089\u53d8\u91cf\u7684\u58f0\u660e\u548c\u521d\u59cb\u5316\uff0c\u4e86\u89e3JavaScript\u4e2d\u7528\u4e8e\u5b58\u50a8\u6570\u636e\u7684\u4e0d\u540c\u7c7b\u578b\uff0c\u4ee5\u53ca\u638c\u63e1\u6761\u4ef6\u8bed\u53e5\u548c\u5faa\u73af\u7ed3\u6784\uff0c\u4ee5\u7f16\u5199\u80fd\u591f\u6839\u636e\u4e0d\u540c\u60c5\u51b5\u8fdb\u884c\u64cd\u4f5c\u7684\u4ee3\u7801\u3002<\/p>\n<\/p>\n<ul>\n<li><strong>\u53d8\u91cf\u548c\u6570\u636e\u7c7b\u578b<\/strong><\/li>\n<\/ul>\n<p><p>\u53d8\u91cf\u80fd\u5b58\u50a8\u4fe1\u606f\uff0c\u662f\u7f16\u7a0b\u7684\u57fa\u672c\u7ec4\u4ef6\uff0c\u800c\u6570\u636e\u7c7b\u578b\u5219\u5b9a\u4e49\u4e86\u53d8\u91cf\u53ef\u4ee5\u5b58\u50a8\u54ea\u4e9b\u6570\u636e\u3002JavaScript\u662f\u4e00\u79cd\u52a8\u6001\u7c7b\u578b\u8bed\u8a00\uff0c\u4e5f\u5c31\u662f\u8bf4\uff0c\u53d8\u91cf\u7c7b\u578b\u5728\u7f16\u8bd1\u65f6\u4e0d\u9700\u8981\u660e\u786e\u58f0\u660e\uff0c\u4f46\u5b66\u4e60\u8005\u4ecd\u9700\u4e86\u89e3\u57fa\u672c\u7684\u6570\u636e\u7c7b\u578b\uff0c\u5982String\u3001Number\u3001Boolean\u3001Array\u3001Object\u7b49\u3002<\/p>\n<\/p>\n<ul>\n<li><strong>\u63a7\u5236\u7ed3\u6784<\/strong><\/li>\n<\/ul>\n<p><p>\u63a7\u5236\u7ed3\u6784\u4f7f\u5f97\u6267\u884c\u6d41\u7a0b\u53ef\u4ee5\u6839\u636e\u7ed9\u5b9a\u6761\u4ef6\u6539\u53d8\u65b9\u5411\u3002\u6761\u4ef6\u8bed\u53e5\uff08\u5982if-else\uff09\u548c\u5faa\u73af\u7ed3\u6784\uff08\u5982for\u548cwhile\u5faa\u73af\uff09\u662f\u8fd9\u4e00\u90e8\u5206\u7684\u6838\u5fc3\u5185\u5bb9\u3002\u6e05\u6670\u5730\u7406\u89e3\u548c\u5e94\u7528\u8fd9\u4e9b\u7ed3\u6784\uff0c\u53ef\u4ee5\u5e2e\u52a9\u5b66\u4e60\u8005\u7f16\u5199\u51fa\u903b\u8f91\u6027\u5f3a\u7684\u7a0b\u5e8f\u3002<\/p>\n<\/p>\n<p><p><strong>\u4e8c\u3001DOM\u64cd\u4f5c\u4e0e\u4e8b\u4ef6\u5904\u7406<\/strong><\/p>\n<\/p>\n<p><p>JavaScript\u7ecf\u5e38\u7528\u6765\u5236\u4f5c\u4ea4\u4e92\u5f0f\u7f51\u9875\uff0c\u8fd9\u8981\u6c42\u6d89\u53ca\u5230DOM\uff08\u6587\u6863\u5bf9\u8c61\u6a21\u578b\uff09\u7684\u64cd\u4f5c\u3002DOM\u662f\u4e00\u4e2a\u6811\u5f62\u7ed3\u6784\uff0c\u4ee3\u8868\u4e86\u7f51\u9875\u7684\u5185\u5bb9\u3002\u5b66\u4e60\u8005\u9700\u8981\u77e5\u9053\u5982\u4f55\u67e5\u8be2\u548c\u4fee\u6539DOM\u5143\u7d20\uff0c\u54cd\u5e94\u7528\u6237\u64cd\u4f5c\u4ee5\u521b\u5efa\u52a8\u6001\u548c\u54cd\u5e94\u5f0f\u7684\u4f53\u9a8c\u3002<\/p>\n<\/p>\n<ul>\n<li><strong>DOM\u67e5\u8be2\u548c\u4fee\u6539<\/strong><\/li>\n<\/ul>\n<p><p>\u901a\u8fc7\u5b66\u4e60DOM\u7684\u65b9\u6cd5\uff0c\u5982<code>getElementById<\/code>\u6216<code>querySelector<\/code>\uff0c\u5b66\u4e60\u8005\u53ef\u4ee5\u8bbf\u95ee\u5e76\u4fee\u6539\u7f51\u9875\u7684\u7ed3\u6784\u3002\u7406\u89e3\u5982\u4f55\u521b\u5efa\u3001\u63d2\u5165\u548c\u5220\u9664DOM\u8282\u70b9\u662f\u81f3\u5173\u91cd\u8981\u7684\uff0c\u8fd9\u80fd\u591f\u4f7f\u7f51\u9875\u6839\u636e\u7528\u6237\u8f93\u5165\u6216\u5176\u4ed6\u6761\u4ef6\u52a8\u6001\u5730\u53d8\u5316\u3002<\/p>\n<\/p>\n<ul>\n<li><strong>\u4e8b\u4ef6\u76d1\u542c\u548c\u54cd\u5e94<\/strong><\/li>\n<\/ul>\n<p><p>\u4e8b\u4ef6\u662f\u7f51\u9875\u4e0a\u53d1\u751f\u7684\u4e8b\u60c5\uff0c\u6bd4\u5982\u70b9\u51fb\u6309\u94ae\u6216\u63d0\u4ea4\u8868\u5355\u3002JavaScript\u5141\u8bb8\u5b66\u4e60\u8005\u6ce8\u518c\u4e8b\u4ef6\u76d1\u542c\u5668\uff0c\u4ee5\u5728\u8fd9\u4e9b\u4e8b\u4ef6\u53d1\u751f\u65f6\u5bf9\u5176\u8fdb\u884c\u5904\u7406\u3002\u638c\u63e1\u4e8b\u4ef6\u7684\u6355\u83b7\u548c\u5192\u6ce1\u4ee5\u53ca\u5982\u4f55\u4f7f\u7528\u4e8b\u4ef6\u5bf9\u8c61\u662f\u5b9e\u73b0\u4e30\u5bcc\u4e92\u52a8\u5f0f\u7f51\u9875\u7684\u5173\u952e\u3002<\/p>\n<\/p>\n<p><p><strong>\u4e09\u3001JavaScript\u9ad8\u7ea7\u7279\u6027<\/strong><\/p>\n<\/p>\n<p><p>\u638c\u63e1\u4e86\u57fa\u7840\u540e\uff0c\u63a5\u4e0b\u6765\u9700\u8981\u7406\u89e3\u4e00\u4e9bJavaScript\u72ec\u6709\u7684\u6982\u5ff5\uff0c\u5982\u95ed\u5305\u3001\u539f\u578b\u94fe\u3001\u9ad8\u9636\u51fd\u6570\u7b49\u3002\u8fd9\u4e9b\u9ad8\u7ea7\u6982\u5ff5\u901a\u5e38\u96be\u4ee5\u7406\u89e3\uff0c\u4f46\u5b83\u4eec\u63d0\u4f9b\u4e86\u5f3a\u5927\u7684\u7f16\u7a0b\u80fd\u529b\uff0c\u4f7f\u5f97JavaScript\u66f4\u52a0\u7075\u6d3b\u548c\u5f3a\u5927\u3002<\/p>\n<\/p>\n<ul>\n<li><strong>\u95ed\u5305<\/strong><\/li>\n<\/ul>\n<p><p>\u95ed\u5305\u662f\u51fd\u6570\u548c\u58f0\u660e\u8be5\u51fd\u6570\u7684\u8bcd\u6cd5\u73af\u5883\u7684\u7ec4\u5408\u3002\u95ed\u5305\u4f7f\u5f97\u51fd\u6570\u5373\u4f7f\u5728\u5176\u8bcd\u6cd5\u4f5c\u7528\u57df\u4e4b\u5916\u4e5f\u53ef\u4ee5\u8bbf\u95ee\u5230\u5185\u90e8\u53d8\u91cf\uff0c\u8fd9\u662f\u7f16\u5199\u6a21\u5757\u5316\u4ee3\u7801\u548c\u907f\u514d\u5168\u5c40\u53d8\u91cf\u6c61\u67d3\u7684\u91cd\u8981\u6280\u672f\u3002<\/p>\n<\/p>\n<ul>\n<li><strong>\u539f\u578b\u94fe\u4e0e\u7ee7\u627f<\/strong><\/li>\n<\/ul>\n<p><p>JavaScript\u5bf9\u8c61\u662f\u57fa\u4e8e\u539f\u578b\u94fe\u7684\uff0c\u4e86\u89e3\u5982\u4f55\u4f7f\u7528\u539f\u578b\u4ee5\u53ca\u5b83\u5982\u4f55\u5b9e\u73b0\u7ee7\u627f\uff0c\u5bf9\u4e8e\u7f16\u5199\u9ad8\u6548\u3001\u53ef\u590d\u7528\u7684\u4ee3\u7801\u800c\u8a00\u81f3\u5173\u91cd\u8981\u3002\u901a\u8fc7\u539f\u578b\uff0c\u5bf9\u8c61\u53ef\u4ee5\u7ee7\u627f\u5176\u4ed6\u5bf9\u8c61\u7684\u5c5e\u6027\u548c\u65b9\u6cd5\u3002<\/p>\n<\/p>\n<p><p><strong>\u56db\u3001\u5f02\u6b65\u7f16\u7a0b\u4e0eAJAX<\/strong><\/p>\n<\/p>\n<p><p>\u5f02\u6b65\u7f16\u7a0b\u662f\u73b0\u4ee3Web\u5f00\u53d1\u4e2d\u4e0d\u53ef\u6216\u7f3a\u7684\u90e8\u5206\uff0c\u5b83\u5141\u8bb8\u4ee3\u7801\u5728\u4e0d\u963b\u585e\u9875\u9762\u52a0\u8f7d\u7684\u60c5\u51b5\u4e0b\u6267\u884c\u3002\u5b66\u4e60\u8005\u9700\u8981\u719f\u6089Promise\u3001async\/aw<a href=\"https:\/\/docs.pingcode.com\/blog\/59162.html\" target=\"_blank\">AI<\/a>t\u7b49\u5f02\u6b65\u7f16\u7a0b\u6982\u5ff5\u3002<\/p>\n<\/p>\n<ul>\n<li><strong>\u56de\u8c03\u51fd\u6570\u548cPromise<\/strong><\/li>\n<\/ul>\n<p><p>\u56de\u8c03\u51fd\u6570\u901a\u5e38\u7528\u6765\u5904\u7406\u8017\u65f6\u4efb\u52a1\uff0c\u5982\u6570\u636e\u83b7\u53d6\u3002\u7136\u800c\uff0c\u8fc7\u5ea6\u4f7f\u7528\u56de\u8c03\u53ef\u80fd\u5bfc\u81f4\u56de\u8c03\u5730\u72f1\uff0c\u4f7f\u5f97\u4ee3\u7801\u96be\u4ee5\u8bfb\u5199\u3002\u6b64\u65f6\uff0cPromise\u63d0\u4f9b\u4e86\u4e00\u79cd\u66f4\u4f18\u96c5\u7684\u89e3\u51b3\u65b9\u6848\uff0c\u5141\u8bb8\u4ee5\u94fe\u5f0f\u8c03\u7528\u7684\u65b9\u5f0f\u5904\u7406\u5f02\u6b65\u4efb\u52a1\u3002<\/p>\n<\/p>\n<ul>\n<li><strong>AJAX\u548cFetch API<\/strong><\/li>\n<\/ul>\n<p><p>AJAX\uff08Asynchronous JavaScript and XML\uff09\u5141\u8bb8\u4ece\u670d\u52a1\u5668\u83b7\u53d6\u6570\u636e\u800c\u65e0\u9700\u5237\u65b0\u9875\u9762\uff0c\u8fd9\u5bf9\u4e8e\u521b\u5efa\u6d41\u7545\u7684\u7528\u6237\u4f53\u9a8c\u81f3\u5173\u91cd\u8981\u3002Fetch API\u662f\u4e00\u4e2a\u73b0\u4ee3\u7684\u63a5\u53e3\uff0c\u5b83\u63d0\u4f9b\u4e86\u4e00\u79cd\u66f4\u7b80\u5355\u3001\u66f4\u5f3a\u5927\u7684\u65b9\u6cd5\u6765\u53d1\u8d77\u7f51\u7edc\u8bf7\u6c42\u3002<\/p>\n<\/p>\n<p><p><strong>\u4e94\u3001\u73b0\u4ee3\u524d\u7aef\u6846\u67b6\u4e0e\u5e93<\/strong><\/p>\n<\/p>\n<p><p>\u4e86\u89e3\u73b0\u4ee3JavaScript\u53d1\u5c55\u7684\u6700\u540e\u4e00\u6b65\u662f\u5b66\u4e60\u524d\u7aef\u6846\u67b6\u548c\u5e93\uff0c\u8fd9\u80fd\u591f\u63d0\u9ad8\u5f00\u53d1\u6548\u7387\uff0c\u5e2e\u52a9\u5feb\u901f\u6784\u5efa\u590d\u6742\u7684\u5e94\u7528\u7a0b\u5e8f\u3002<\/p>\n<\/p>\n<ul>\n<li><strong>\u6846\u67b6\u4e0e\u5e93\u7684\u9009\u62e9<\/strong><\/li>\n<\/ul>\n<p><p>React\u3001Angular\u548cVue.js\u662f\u76ee\u524d\u6700\u53d7\u6b22\u8fce\u7684\u524d\u7aefJavaScript\u6846\u67b6\u548c\u5e93\u3002\u5b83\u4eec\u5404\u81ea\u6709\u4e0d\u540c\u7684\u8bbe\u8ba1\u54f2\u5b66\u548c\u751f\u6001\u7cfb\u7edf\u3002\u6839\u636e\u9879\u76ee\u9700\u6c42\u548c\u4e2a\u4eba\u559c\u597d\u505a\u51fa\u9009\u62e9\u662f\u5b66\u4e60\u8fd9\u4e9b\u6280\u672f\u7684\u7b2c\u4e00\u6b65\u3002<\/p>\n<\/p>\n<ul>\n<li><strong>\u6846\u67b6\u7684\u6df1\u5165\u5b66\u4e60<\/strong><\/li>\n<\/ul>\n<p><p>\u4e00\u65e6\u9009\u62e9\u4e86\u6846\u67b6\uff0c\u5c31\u5e94\u8be5\u6df1\u5165\u4e86\u89e3\u5176\u6838\u5fc3\u6982\u5ff5\u5982\u7ec4\u4ef6\u3001\u72b6\u6001\u7ba1\u7406\u548c\u751f\u547d\u5468\u671f\u94a9\u5b50\u3002\u6846\u67b6\u7684\u793e\u533a\u548c\u8d44\u6e90\u5f88\u4e30\u5bcc\uff0c\u4ece\u5b98\u65b9\u6587\u6863\u5230\u5728\u7ebf\u8bfe\u7a0b\uff0c\u90fd\u662f\u83b7\u53d6\u77e5\u8bc6\u7684\u5b9d\u8d35\u8d44\u6e90\u3002<\/p>\n<\/p>\n<p><p>\u901a\u8fc7\u6309\u7167\u4ee5\u4e0a\u987a\u5e8f\u5b66\u4e60\uff0c\u5b66\u4e60\u8005\u53ef\u4ee5\u7cfb\u7edf\u5730\u5efa\u7acb\u8d77JavaScript\u77e5\u8bc6\u4f53\u7cfb\uff0c\u9010\u6b65\u6210\u957f\u4e3a\u4e00\u540d\u719f\u7ec3\u7684\u524d\u7aef\u5f00\u53d1\u8005\u3002\u4e0d\u4ec5\u4ec5\u8981\u5728\u6bcf\u4e2a\u9636\u6bb5\u83b7\u5f97\u77e5\u8bc6\uff0c\u8fd8\u5e94\u8be5\u901a\u8fc7\u5b9e\u9645\u9879\u76ee\u6765\u953b\u70bc\u548c\u5e94\u7528\u6240\u5b66\u7684\u6280\u80fd\uff0c\u7406\u8bba\u548c\u5b9e\u8df5\u76f8\u7ed3\u5408\u624d\u80fd\u771f\u6b63\u638c\u63e1JavaScript\u3002<\/p>\n<\/p>\n<h2><strong>\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n<p><strong>Q1\uff1a\u5b66\u4e60javascript\u8bed\u8a00\u7684\u521d\u5b66\u8005\u5e94\u8be5\u4ece\u54ea\u4e9b\u57fa\u7840\u77e5\u8bc6\u5f00\u59cb\u5b66\u4e60\uff1f<\/strong><\/p>\n<p>A1\uff1a\u5bf9\u4e8e\u521d\u5b66\u8005\u6765\u8bf4\uff0c\u5b66\u4e60javascript\u8bed\u8a00\u7684\u7b2c\u4e00\u6b65\u5e94\u8be5\u662f\u4e86\u89e3\u57fa\u672c\u7684\u7f16\u7a0b\u6982\u5ff5\u548c\u57fa\u7840\u8bed\u6cd5\u3002\u5148\u5b66\u4e60\u53d8\u91cf\u3001\u6570\u636e\u7c7b\u578b\u3001\u8fd0\u7b97\u7b26\u548c\u6761\u4ef6\u8bed\u53e5\u7b49\u57fa\u7840\u77e5\u8bc6\uff0c\u7136\u540e\u518d\u9010\u6b65\u5b66\u4e60\u51fd\u6570\u3001\u6570\u7ec4\u3001\u5bf9\u8c61\u7b49\u66f4\u9ad8\u7ea7\u7684\u6982\u5ff5\u548c\u8bed\u6cd5\u3002\u8fd9\u6837\u80fd\u591f\u4e3a\u540e\u7eed\u6df1\u5165\u5b66\u4e60\u6253\u4e0b\u575a\u5b9e\u7684\u57fa\u7840\u3002<\/p>\n<p><strong>Q2\uff1a\u5b66\u4e60javascript\u8bed\u8a00\u7684\u8fc7\u7a0b\u4e2d\u6709\u54ea\u4e9b\u5b9e\u8df5\u9879\u76ee\u53ef\u4ee5\u5c1d\u8bd5\uff1f<\/strong><\/p>\n<p>A2\uff1a\u5b66\u4e60javascript\u8bed\u8a00\u6700\u597d\u7684\u65b9\u5f0f\u662f\u901a\u8fc7\u5b9e\u8df5\u9879\u76ee\u6765\u52a0\u6df1\u5bf9\u77e5\u8bc6\u7684\u7406\u89e3\u548c\u5e94\u7528\u80fd\u529b\u7684\u57f9\u517b\u3002\u4f60\u53ef\u4ee5\u5c1d\u8bd5\u5236\u4f5c\u4e00\u4e2a\u7b80\u5355\u7684\u4e2a\u4eba\u7f51\u9875\uff0c\u5305\u62ec\u6dfb\u52a0\u4ea4\u4e92\u529f\u80fd\u3001\u54cd\u5e94\u7528\u6237\u8f93\u5165\u7b49\u3002\u4e5f\u53ef\u4ee5\u5c1d\u8bd5\u5f00\u53d1\u4e00\u4e2a\u7b80\u5355\u7684\u6e38\u620f\uff0c\u4f7f\u7528javascript\u6765\u5b9e\u73b0\u6e38\u620f\u7684\u903b\u8f91\u548c\u754c\u9762\u4ea4\u4e92\u3002\u901a\u8fc7\u8fd9\u4e9b\u5b9e\u8df5\u9879\u76ee\uff0c\u4f60\u53ef\u4ee5\u4e0d\u65ad\u63d0\u5347\u81ea\u5df1\u7684\u7f16\u7a0b\u6280\u5de7\u548c\u89e3\u51b3\u95ee\u9898\u7684\u80fd\u529b\u3002<\/p>\n<p><strong>Q3\uff1a\u5728\u5b66\u4e60javascript\u8bed\u8a00\u7684\u8fc7\u7a0b\u4e2d\uff0c\u6709\u54ea\u4e9b\u503c\u5f97\u63a8\u8350\u7684\u5b66\u4e60\u8d44\u6e90\uff1f<\/strong><\/p>\n<p>A3\uff1a\u5b66\u4e60javascript\u8bed\u8a00\u6709\u5f88\u591a\u4f18\u79c0\u7684\u5b66\u4e60\u8d44\u6e90\u53ef\u4ee5\u53c2\u8003\u3002\u9996\u5148\uff0c\u53ef\u4ee5\u9605\u8bfb\u4e00\u4e9b\u7ecf\u5178\u7684\u6559\u7a0b\u4e66\u7c4d\uff0c\u5982\u300aJavaScript\u9ad8\u7ea7\u7a0b\u5e8f\u8bbe\u8ba1\u300b\u3001\u300a\u4f60\u4e0d\u77e5\u9053\u7684javascript\u300b\u7b49\u3002\u5176\u6b21\uff0c\u53ef\u4ee5\u53c2\u52a0\u4e00\u4e9b\u5728\u7ebf\u8bfe\u7a0b\uff0c\u5982Codecademy\u3001Coursera\u7b49\u63d0\u4f9b\u7684javascript\u8bfe\u7a0b\u3002\u8fd8\u53ef\u4ee5\u53c2\u52a0\u4e00\u4e9b\u5f00\u53d1\u8005\u793e\u533a\u3001\u8bba\u575b\uff0c\u4e0e\u5176\u4ed6\u5b66\u4e60\u8005\u4ea4\u6d41\u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