{"id":6008,"date":"2020-04-27T18:41:47","date_gmt":"2020-04-27T10:41:47","guid":{"rendered":"https:\/\/www.lilichao.com\/?p=6008"},"modified":"2022-05-14T18:47:35","modified_gmt":"2022-05-14T10:47:35","slug":"js%e4%b8%ad%e7%9a%84%e5%87%a0%e4%b8%aa%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5","status":"publish","type":"post","link":"https:\/\/lilichao.com\/?p=6008","title":{"rendered":"JS\u4e2d\u7684\u51e0\u4e2a\u57fa\u672c\u6982\u5ff5"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">\u6982\u8ff0<\/h2>\n\n\n\n<p>JavaScript\u7b80\u79f0JS\uff0c\u662f\u4e16\u754c\u4e0a\u6700\u53d7\u6b22\u8fce\u7684\u8bed\u8a00\u4e4b\u4e00\u3002\u4f20\u7edf\u89c2\u5ff5\u4e0aJS\u8fd8\u5c5e\u4e8e\u524d\u7aef\u8bed\u8a00\uff0c\u9700\u8981\u4f9d\u6258\u4e8e\u6d4f\u89c8\u5668\u8fd0\u884c\u3002\u4f46\u5b9e\u8d28\u4e0aJS\u7684\u6218\u573a\u65e9\u5df2\u4e0d\u5c40\u9650\u4e8e\u6d4f\u89c8\u5668\uff0cNodeJS\u7684\u51fa\u73b0\u4f7f\u5f97JS\u53ef\u4ee5\u975e\u5e38\u6d41\u7545\u7684\u8fd0\u884c\u5728\u670d\u52a1\u5668\u4e2d\u3002\u867d\u7136\u7531\u4e8e\u8bbe\u8ba1\u7406\u5ff5\u7684\u4e0d\u540c\uff0c\u5728\u670d\u52a1\u5668\u4e2dJS\u66f4\u50cf\u662f\u4e00\u4e2a\u201c\u5de5\u5177\u4eba\u201d\uff0c\u4f46\u5fc5\u987b\u8981\u627f\u8ba4\u65e0\u8bba\u5728\u524d\u7aef\uff0c\u8fd8\u662f\u540e\u53f0JS\u90fd\u6709\u7740\u975e\u5e38\u91cd\u8981\u7684\u4f5c\u7528\u3002<\/p>\n\n\n\n<p>JavaScript\u6807\u51c6\u7531Ecma\u56fd\u9645\uff08Ecma International\uff09\u5236\u8ba2\uff0c\u79f0\u4e3aECMAScript\u3002\u65e0\u8bba\u662f\u524d\u7aef\u7684JS\uff0c\u8fd8\u662f\u670d\u52a1\u5668\u4e2d\u7684Node.js\u90fd\u9700\u8981\u9075\u5faaECMScript\u7684\u6807\u51c6\uff0c\u8981\u5b66\u4e60JS\u9996\u5148\u8981\u5b66\u4e60\u7684\u5c31\u662fECMAScript\u6807\u51c6\u3002<\/p>\n\n\n\n<p>\u6240\u8c13\u6807\u51c6\u5c31\u662f\u7f16\u7a0b\u8bed\u8a00\u7684\u8bed\u6cd5\u89c4\u8303\uff0c\u6211\u4eec\u53ea\u8981\u6309\u7740\u8fd9\u4e2a\u89c4\u8303\u53bb\u7f16\u5199\u7a0b\u5e8f\uff0c\u7a0b\u5e8f\u7684\u89e3\u6790\u5668\u5c31\u53ef\u4ee5\u6267\u884c\u7a0b\u5e8f\uff0c\u5426\u5219\u7a0b\u5e8f\u7684\u6267\u884c\u5c31\u4f1a\u51fa\u73b0\u95ee\u9898\uff0c\u5982\u6b64\u800c\u5df2\u3002\u5b66\u4e60ES\u6807\u51c6\u5176\u5b9e\u5c31\u662f\u5b66\u4e60\u8bed\u6cd5\u89c4\u8303\u3002<\/p>\n\n\n\n<p>\u81ea2015\u5e74\u8d77\uff0cECMAScript\u5f00\u59cb\u56fa\u5b9a\u5728\u6bcf\u5e74\u76846\u6708\u4efd\u66f4\u65b0\u4e00\u4e2a\u7248\u672c\uff0c\u5e76\u4e14\u4ee5\u5e74\u4efd\u547d\u540d\u3002\u6bd4\u59822015\u5e74\u7684\u7248\u672c\u79f0\u4e3aECMAScript 2015\uff08ES2015\uff09\uff0c2016\u5e74\u7684\u7248\u672c\u79f0\u4e3aECMAScript 2016\uff08ES2016\uff09\u4ee5\u6b64\u7c7b\u63a8\uff0c\u76ee\u524d\u662fECMAScript 2019\uff08ES2019\uff09\u662f\u6700\u65b0\u7248\u672c\u3002ES2015\u4e5f\u662fES\u7684\u7b2c6\u4e2a\u6807\u51c6\uff0c\u6240\u4ee5\u4e5f\u88ab\u79f0\u4e3aES6\u3002ES2016\u53ef\u88ab\u79f0\u4e3aES7\u4ee5\u6b64\u7c7b\u63a8\uff0c\u4f46\u662f\u73b0\u5728\u57fa\u672c\u4e0a\u5df2\u7ecf\u5f88\u5c11\u8fd9\u6837\u79f0\u547c\u4e86\uff0c\u6240\u4ee5\u8c08\u8bbaES\u7248\u672c\u65f6\uff0c\u5c3d\u91cf\u8fd8\u662f\u4ee5\u5e74\u4efd\u6765\u533a\u5206\u3002<\/p>\n\n\n\n<p>\u5b66\u4e60JS\u6700\u7b80\u5355\u7684\u5de5\u5177\u5c31\u662f\u6d4f\u89c8\u5668\uff0c\u4e0b\u8f7d\u4e00\u4e2a\u6700\u7248\u672c\u7684Chrome\u6d4f\u89c8\u5668\uff0c\u6253\u5f00\u5b83\u7684\u5f00\u53d1\u8005\u5de5\u5177\uff0c\u4f60\u7684JS\u7684\u5b66\u4e60\u4e4b\u8def\u5c31\u53ef\u4ee5\u5f00\u59cb\u4e86\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"506\" height=\"193\" src=\"https:\/\/my-wp.oss-cn-beijing.aliyuncs.com\/wp-content\/uploads\/2022\/05\/20220514184605787.png\" alt=\"\" class=\"wp-image-6010\" srcset=\"https:\/\/my-wp.oss-cn-beijing.aliyuncs.com\/wp-content\/uploads\/2022\/05\/20220514184605787.png 506w, https:\/\/my-wp.oss-cn-beijing.aliyuncs.com\/wp-content\/uploads\/2022\/05\/20220514184605787-300x114.png 300w\" sizes=\"(max-width: 506px) 100vw, 506px\" \/><figcaption>\u8fdb\u5165Chrome\u7684\u5f00\u53d1\u8005\u5de5\u5177\uff0c\u70b9\u51fbconsole\u6807\u7b7e<\/figcaption><\/figure><\/div>\n\n\n\n<p>\u8fdb\u5165\u5f00\u53d1\u8005\u5de5\u5177\u540e\uff0c\u5207\u6362\u5230Console\u6807\u7b7e\uff0c\u4e0b\u65b9\u4f1a\u51fa\u73b0\u4e00\u4e2a&gt;\uff0c\u5728&gt;\u540e\u8fb9\u53ef\u4ee5\u76f4\u63a5\u8f93\u5165js\u4ee3\u7801\uff0c\u7136\u540e\u6d4f\u89c8\u5668\u4f1a\u81ea\u52a8\u6267\u884c\u8be5\u4ee3\u7801\uff0c\u73b0\u5728\u5c1d\u8bd5\u8f93\u5165\uff1a<code>alert('\u5927\u5144\u5f1f\uff0c\u4f60\u592a\u5e05\u4e86')<\/code>\u770b\u5230\u6548\u679c\u4e86\u5417\uff1f\u662f\u4e0d\u662f\u5f88\u795e\u5947\uff1f<code>alert()<\/code>\u5c31\u662f\u4e00\u6bb5js\u7684\u4ee3\u7801\uff0c\u5b83\u662f\u4ec0\u4e48\u610f\u601d\uff1f\u6211\u4eec\u5148\u4e0d\u7ba1\uff0c\u4f60\u53ea\u9700\u8981\u77e5\u9053\uff0c\u5728Chrome\u7684\u63a7\u5236\u53f0\u4e2d\uff0c\u53ef\u4ee5\u76f4\u63a5\u6267\u884cJS\u4ee3\u7801\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u57fa\u672c\u6982\u5ff5<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u8868\u8fbe\u5f0f\u548c\u8bed\u53e5<\/h3>\n\n\n\n<p>\u8868\u8fbe\u5f0f\u548c\u8bed\u53e5\u662f\u7a0b\u5e8f\u4e2d\u7684\u6700\u57fa\u672c\u5355\u4f4d\uff0c\u50cf\u662f\u4e0a\u6587\u4e2d\u7684<code>alert()<\/code>\u5c31\u53ef\u4ee5\u79f0\u4e3a\u662f\u4e00\u4e2a\u8bed\u53e5\u3002\u8868\u8fbe\u5f0f\u82f1\u6587\u53eb\u505aExprisson\uff0c\u8bed\u53e5\u82f1\u6587\u53eb\u505aStatement\u3002\u4ece\u672c\u8eab\u542b\u4e49\u4e0a\u8bb2\uff0c\u8bed\u53e5\u548c\u8868\u8fbe\u5f0f\u7a0d\u5fae\u6709\u4e9b\u8bb8\u4e0d\u540c\uff0c\u4f46\u662f\u5bf9\u4e8e\u6211\u4eec\u6765\u8bb2\u6682\u65f6\u53ef\u4ee5\u4e0d\u7528\u533a\u5206\u3002<\/p>\n\n\n\n<p>\u5bf9\u4e8e\u6d4f\u89c8\u5668\u6765\u8bf4\uff0c\u6bcf\u4e00\u4e2a\u8bed\u53e5\u5c31\u662f\u4e00\u6761\u6307\u4ee4\uff0c\u6d4f\u89c8\u5668\u9700\u8981\u6839\u636e\u6211\u4eec\u53d1\u9001\u7684\u6307\u4ee4\u6765\u505a\u51fa\u5404\u79cd\u64cd\u4f5c\u3002\u4f5c\u4e3a\u4e00\u4e2a\u7a0b\u5e8f\u5458\uff0c\u6211\u4eec\u53ef\u4ee5\u5c06\u6d4f\u89c8\u5668\u770b\u6210\u662f\u6211\u4eec\u7684\u4ec6\u4eba\uff0c\u8bed\u53e5\u5c31\u662f\u5411\u4ec6\u4eba\u53d1\u51fa\u7684\u4e00\u4e2a\u4e00\u4e2a\u6307\u4ee4\u3002\u5b66\u4e60ES\u6807\u51c6\uff0c\u76ee\u7684\u662f\u4e3a\u4e86\u80fd\u66f4\u597d\u7684\u5411\u4ec6\u4eba\u53d1\u51fa\u6307\u4ee4\u3002<\/p>\n\n\n\n<p>\u867d\u7136\u53ef\u80fd\u4f60\u4ece\u6765\u6ca1\u6709\u8fc7\u4ec6\u4eba\uff0c\u4f46\u4f9d\u7136\u4e0d\u59a8\u788d\u6211\u4eec\u5e7b\u60f3\u4e00\u4e0b\u3002\u5047\u8bbe\u4f60\u662f\u67d0\u4e2a\u671d\u4ee3\u7684\u7687\u5e1d\uff0c\u800c\u4f60\u7684\u4ec6\u4eba\u5c31\u662f\u67d0\u4e2a\u516c\u516c\u3002\u4f60\u4f1a\u5982\u4f55\u5411\u4ed6\u53d1\u51fa\u6307\u4ee4\uff1f\u201c\u5c0f\u6842\u5b50\uff0c\u4eca\u5929\u665a\u4e0a\u8ba9\u7504\u5983\u4f8d\u5bdd\u201d\u3002\u8fd9\u5c31\u662f\u8bed\u53e5\u3002\u516c\u516c\u6536\u5230\u6307\u4ee4\u8981\u5982\u4f55\u6267\u884c\u7684\u5462\uff1f\u9996\u5148\u4ed6\u9700\u8981\u53bb\u540e\u5bab\u628a\u5a18\u5a18\u63a5\u8fc7\u6765\uff0c\u7136\u540e\u56de\u6765\u5411\u4f60\u56de\u590d\u3002\u201c\u542f\u7980\u7687\u4e0a\uff0c\u5a18\u5a18\u4eca\u5929\u4e0d\u65b9\u4fbf\uff01\u201d\u4e8e\u662f\u4eca\u5929\u4f60\u5c31\u8981\u4e00\u4e2a\u4eba\u7761\u4e86\u3002\u53bb\u540e\u5bab\u627e\u5a18\u5a18\uff0c\u662f\u516c\u516c\u7684\u884c\u4e3a\uff0c\u5411\u4f60\u56de\u590d\u662f\u4ed6\u884c\u4e3a\u7684\u7ed3\u679c\u3002<\/p>\n\n\n\n<p>\u56de\u5230\u73b0\u5b9e\u4e16\u754c\uff0c\u6d4f\u89c8\u5668\u5c31\u662f\u6211\u4eec\u7684\u4ec6\u4eba\u3002\u6d4f\u89c8\u5668\u6267\u884c\u6307\u4ee4\u65f6\uff0c\u4e5f\u6709\u4e24\u4e2a\u5c42\u9762\u3002\u7b2c\u4e00\u4e2a\u5c42\u9762\u662f\u505a\u4ec0\u4e48\uff0c\u7b2c\u4e8c\u4e2a\u5c42\u9762\u662f\u56de\u590d\u7ed3\u679c\u3002\u6bd4\u5982\uff1a\u5f53\u6211\u4eec\u5411\u6d4f\u89c8\u5668\u53d1\u9001<code>alert('\u5927\u5144\u5f1f\uff0c\u4f60\u592a\u5e05\u4e86')<\/code>\u8fd9\u4e2a\u6307\u4ee4\u65f6\uff0c\u6d4f\u89c8\u5668\u4f1a\u5728\u7a97\u53e3\u4e2d\u5f39\u51fa\u4e00\u4e2a\u8b66\u544a\u6846\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"455\" height=\"136\" src=\"https:\/\/my-wp.oss-cn-beijing.aliyuncs.com\/wp-content\/uploads\/2022\/05\/20220514184614595.png\" alt=\"\" class=\"wp-image-6011\" srcset=\"https:\/\/my-wp.oss-cn-beijing.aliyuncs.com\/wp-content\/uploads\/2022\/05\/20220514184614595.png 455w, https:\/\/my-wp.oss-cn-beijing.aliyuncs.com\/wp-content\/uploads\/2022\/05\/20220514184614595-300x90.png 300w\" sizes=\"(max-width: 455px) 100vw, 455px\" \/><figcaption>alert()\u7528\u4e8e\u5f39\u51fa\u8b66\u544a\u6846<\/figcaption><\/figure><\/div>\n\n\n\n<p>\u8b66\u544a\u6846\u5c31\u662f\u8bed\u53e5\u5bfc\u81f4\u6d4f\u89c8\u5668\u53d1\u751f\u7684\u884c\u4e3a\u3002\u5f53\u4f60\u70b9\u51fb\u786e\u5b9a\u540e\uff0c\u5728\u63a7\u5236\u53f0\u4e2d\u4f1a\u51fa\u73b0\u4e00\u4e2aundefined\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"218\" height=\"42\" src=\"https:\/\/my-wp.oss-cn-beijing.aliyuncs.com\/wp-content\/uploads\/2022\/05\/20220514184622703.png\" alt=\"\" class=\"wp-image-6012\"\/><figcaption>\u70b9\u51fb\u786e\u8ba4\u51fa\u73b0undefined<\/figcaption><\/figure><\/div>\n\n\n\n<p>undefined\u5c31\u662f\u6267\u884c\u540e\u8fd4\u56de\u7684\u7ed3\u679c\u3002\u4e5f\u8bb8\u4f60\u73b0\u5728\u611f\u89c9\u4e0d\u662f\u5f88\u660e\u663e\uff0c\u522b\u6025\u6162\u6162\u4f53\u4f1a\u3002\u4f60\u9700\u8981\u8bb0\u4f4f\uff0c\u6bcf\u4e00\u4e2a\u8bed\u53e5\u7684\u6267\u884c\u90fd\u6709\u4e24\u4e2a\u5c42\u9762\uff0c\u4e00\u4e2a\u662f\u505a\u4e86\u4ec0\u4e48\uff0c\u4e00\u4e2a\u662f\u8fd4\u56de\u7ed3\u679c\uff08\u8fd4\u56de\u503c\uff09\u3002\u6bd4\u5982\uff1a\u5f53\u6267\u884c1 + 1\u65f6\uff0c\u8fd9\u6761\u8bed\u53e5\u505a\u7684\u4e8b\u5c31\u662f\u5c061\u548c1\u8fdb\u884c\u52a0\u6cd5\u8fd0\u7b97\uff0c\u7136\u540e\u8fd4\u56de\u8fd0\u7b97\u7ed3\u679c2\u3002\u8fd0\u7b97\u5c31\u662f\u5b83\u6240\u505a\u7684\u4e8b\uff0c\u800c2\u5c31\u662f\u5b83\u8fd4\u56de\u503c\u3002<\/p>\n\n\n\n<p>\u8fd8\u8981\u6ce8\u610f\u7684\u662f\u5e76\u975e\u6240\u6709\u7684\u8bed\u53e5\u90fd\u4f1a\u8fd4\u56de\u7ed3\u679c\uff0c\u6bd4\u5982\u4e0a\u8fb9\u7684alert()\u5b83\u6240\u505a\u7684\u4e8b\u60c5\u662f\u5f39\u51fa\u4e86\u4e00\u4e2a\u8b66\u544a\u6846\u3002\u800c\u5b83\u8fd4\u56de\u7684\u7ed3\u679c\u662fundefined\uff0cundefined\u8868\u793a\u672a\u5b9a\u4e49\uff0c\u53ef\u4ee5\u76f4\u63a5\u7406\u89e3\u4e3a\u6ca1\u6709\u7ed3\u679c\u3002\u6240\u4ee5alert()\u8fd9\u79cd\u8bed\u53e5\u5c5e\u4e8e\u53ea\u5b9e\u73b0\u529f\u80fd\u800c\u4e0d\u8fd4\u56de\u503c\u3002<\/p>\n\n\n\n<p>\u5982\u679c\u5728\u8bf4\u7684\u7b80\u660e\u4e00\u4e9b\uff0c\u6bcf\u4e00\u6761\u8bed\u53e5\u90fd\u662f\u5728\u5411\u6d4f\u89c8\u5668\u53d1\u9001\u6307\u4ee4\u3002\u6d4f\u89c8\u5668\u6536\u5230\u6307\u4ee4\u540e\u4f1a\u505a\u4e00\u4e9b\u4e8b\uff0c\u7136\u540e\u5411\u4f60\u8fd4\u56de\u7ed3\u679c\u3002\u4f46\u5e76\u4e0d\u662f\u6240\u6709\u7684\u6307\u4ee4\u90fd\u4f1a\u8fd4\u56de\u7ed3\u679c\uff08\u8fd4\u56deundefined\uff09\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u51fd\u6570\u548c\u65b9\u6cd5<\/h2>\n\n\n\n<p>\u8868\u8fbe\u5f0f\u548c\u8bed\u53e5\u5c5e\u4e8e\u4e00\u79cd\u6cdb\u79f0\u3002\u5728JS\u4e2d\u6240\u6709\u7684\u4e1c\u897f\u90fd\u53ef\u4ee5\u88ab\u79f0\u4e3a\u8bed\u53e5\u3002\u4f46\u9664\u6b64\u4e4b\u5916\u8fd8\u6709\u4e00\u4e9b\u66f4\u52a0\u5177\u4f53\u4f46\u79f0\u547c\u3002\u5c31\u597d\u50cf\u4eba\u53ef\u4ee5\u88ab\u7edf\u79f0\u4e3a\u4eba\u7c7b\uff0c\u4e5f\u53ef\u4ee5\u88ab\u7ec6\u5206\u4e3a\u7537\u4eba\u3001\u5973\u4eba\u3001\u8001\u4eba\u3001\u5b69\u5b50\u7b49\u3002<\/p>\n\n\n\n<p>\u5f62\u5982alert()\u8fd9\u79cd\uff0c\u4e00\u4e2a\u5185\u5bb9\u540e\u8fb9\u8ddf\u7740\u4e00\u4e2a()\u7684\u8fd9\u79cd\u4e1c\u897f\u88ab\u79f0\u4e3a\u51fd\u6570\uff08function\uff09\u3002\u4ee5\u540e\u51e1\u662f\u8bf4\u5230\u8c03\u7528\u4ec0\u4e48\u4ec0\u4e48\u51fd\u6570\uff0c\u5b83\u957f\u5f97\u6837\u5b50\u5927\u6982\u5e94\u8be5\u662f<code>\u4ec0\u4e48\u4ec0\u4e48()<\/code>\u3002\u6bd4\u5982\u8c03\u7528alert\u51fd\u6570\uff0c\u5c31\u8868\u793a\u4f60\u8981\u5199<code>alert()<\/code>\u3002\u518d\u6216\u8005\u4f60\u770b\u5230\u4e86\u4e00\u4e2a\u82f1\u6587\u5355\u8bcd\u540e\u8fb9\u8ddf\u4e86\u4e00\u4e2a()\uff0c\u4f60\u4e5f\u8981\u77e5\u9053\u5b83\u662f\u4e00\u4e2a\u51fd\u6570\u3002\u6240\u4ee5<code>alert()<\/code>\uff0c\u901a\u5e38\u4f1a\u88ab\u79f0\u4e3aalert\u51fd\u6570\u3002<\/p>\n\n\n\n<p>\u6709\u4e9b\u65f6\u5019\u6211\u4eec\u4f1a\u770b\u5230\u8fd9\u79cd\u4e1c\u897f<code>xxx.yyy()<\/code>\u3002\u8fd9\u79cd\u4e1c\u897f\u957f\u5f97\u548c\u51fd\u6570\u5f88\u50cf\uff0c\u4f46\u662f\u524d\u8fb9\u4f1a\u591a\u51fa\u6765\u4e00\u4e2axxx.(\u6bd4\u5982\uff1a<code>console.log()<\/code>)\u3002\u8fd9\u79cd\u4e1c\u897f\u4f5c\u7528\u51fd\u6570\u51fd\u6570\u7c7b\u4f3c\uff0c\u88ab\u79f0\u4e3a\u65b9\u6cd5\uff08method\uff09\u3002\u5b83\u7684\u4f7f\u7528\u65b9\u5f0f\u548c\u51fd\u6570\u51e0\u4e4e\u4e00\u6837\uff0c\u5c31\u662f\u79f0\u547c\u4e0d\u540c\u3002\u540e\u8fb9\u6211\u4eec\u4f1a\u8bf4\u5230\u8c03\u7528\u8c01\u8c01\u8c01\u7684\u4ec0\u4e48\u4ec0\u4e48\u65b9\u6cd5\uff0c\u90a3\u4e48\u5b83\u5927\u6982\u7684\u6837\u5b50\u5e94\u8be5\u662f<code>\u8c01\u8c01\u8c01.\u4ec0\u4e48\u4ec0\u4e48()<\/code>\u3002\u6bd4\u5982\uff0c\u6211\u8bf4\u8c03\u7528console\u7684log\u65b9\u6cd5\uff0c\u5e94\u8be5\u5199\u4e3a<code>console.log()<\/code>\u3002<\/p>\n\n\n\n<p>\u5728\u51fd\u6570\u548c\u65b9\u6cd5\u540e\u8fb9\u7684\u62ec\u53f7\u91cc\u51fa\u73b0\u7684\u5185\u5bb9\u88ab\u79f0\u4e3a\u53c2\u6570\uff0c\u50cf<code>alert('\u5927\u5144\u5f1f\uff0c\u4f60\u592a\u5e05\u4e86')<\/code>\u4e2d\u7684<code>'\u5927\u5144\u5f1f\uff0c\u4f60\u592a\u5e05\u4e86'<\/code>\u5c31\u662f\u53c2\u6570\uff0c\u51fd\u6570\u548c\u65b9\u6cd5\u4e2d\u7684\u53c2\u6570\u4e0d\u662f\u5fc5\u987b\u7684\uff0c\u6709\u4e9b\u60c5\u51b5\u4e0b\u53ef\u80fd\u6ca1\u6709\u53c2\u6570\uff0c\u6709\u4e9b\u60c5\u51b5\u4e0b\u53ef\u80fd\u4f1a\u51fa\u73b0\u591a\u4e2a\uff08\u591a\u4e2a\u53c2\u6570\u4f7f\u7528 , \u9694\u5f00\uff09\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6982\u8ff0 JavaScript\u7b80\u79f0JS\uff0c\u662f\u4e16\u754c\u4e0a\u6700\u53d7\u6b22\u8fce\u7684\u8bed\u8a00\u4e4b\u4e00\u3002\u4f20\u7edf\u89c2\u5ff5\u4e0aJS\u8fd8\u5c5e\u4e8e\u524d\u7aef\u8bed\u8a00\uff0c\u9700\u8981\u4f9d\u6258\u4e8e\u6d4f\u89c8\u5668 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":6012,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[241],"tags":[200,234],"_links":{"self":[{"href":"https:\/\/lilichao.com\/index.php?rest_route=\/wp\/v2\/posts\/6008"}],"collection":[{"href":"https:\/\/lilichao.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lilichao.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lilichao.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/lilichao.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=6008"}],"version-history":[{"count":2,"href":"https:\/\/lilichao.com\/index.php?rest_route=\/wp\/v2\/posts\/6008\/revisions"}],"predecessor-version":[{"id":6013,"href":"https:\/\/lilichao.com\/index.php?rest_route=\/wp\/v2\/posts\/6008\/revisions\/6013"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/lilichao.com\/index.php?rest_route=\/wp\/v2\/media\/6012"}],"wp:attachment":[{"href":"https:\/\/lilichao.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=6008"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lilichao.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=6008"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lilichao.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=6008"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}