{"id":167067,"date":"2024-05-08T15:55:14","date_gmt":"2024-05-08T07:55:14","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/167067.html"},"modified":"2024-05-08T15:55:19","modified_gmt":"2024-05-08T07:55:19","slug":"javascript%e5%8a%a0%e5%88%86%e5%8f%b7%e5%bd%b1%e4%b8%8d%e5%bd%b1%e5%93%8d%e6%80%a7%e8%83%bd","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/167067.html","title":{"rendered":"JavaScript\u52a0\u5206\u53f7\u5f71\u4e0d\u5f71\u54cd\u6027\u80fd"},"content":{"rendered":"

\"JavaScript\u52a0\u5206\u53f7\u5f71\u4e0d\u5f71\u54cd\u6027\u80fd\"<\/p>\n

JavaScript\u4e2d\u52a0\u5206\u53f7\u4e0d\u5f71\u54cd\u6027\u80fd<\/strong>\u3001\u800c\u662f\u8d77\u5230\u786e\u5b9a\u4ee3\u7801\u7ed3\u675f\u7684\u4f5c\u7528\u3002JavaScript\u5f15\u64ce\u5728\u6267\u884c\u4ee3\u7801\u65f6\uff0c\u901a\u8fc7\u5185\u7f6e\u7684\u89e3\u6790\u5668\u8bfb\u53d6\u5e76\u8f6c\u6362\uff08\u4e5f\u79f0\u4e3a\u7f16\u8bd1\uff09\u4ee3\u7801\uff0c\u751f\u6210\u6267\u884c\u6307\u4ee4<\/strong>\u3002\u5728\u8fd9\u4e2a\u8fc7\u7a0b\u4e2d\uff0c\u5206\u53f7\u4f5c\u4e3a\u8bed\u53e5\u7ed3\u675f\u7684\u6807\u5fd7\uff0c\u5e2e\u52a9\u89e3\u6790\u5668\u660e\u786e\u4ee3\u7801\u7684\u7ed3\u6784\uff0c\u907f\u514d\u6f5c\u5728\u7684\u89e3\u6790\u9519\u8bef\u3002\u800c\u6027\u80fd\u5f71\u54cd\u4e3b\u8981\u7531\u7b97\u6cd5\u590d\u6742\u5ea6\u3001\u8d44\u6e90\u52a0\u8f7d\u548c\u89e3\u6790\u901f\u5ea6\u7b49\u56e0\u7d20\u51b3\u5b9a\u3002<\/p>\n<\/p>\n

\u4e00\u3001\u4ee3\u7801\u89e3\u6790\u4e0e\u6267\u884c<\/h2>\n<\/p>\n

\u5206\u53f7\u5728JavaScript\u4e2d\u4e3b\u8981\u662f\u8bed\u6cd5\u4e0a\u7684\u9700\u8981\uff0c\u800c\u5bf9\u4e8e\u89e3\u6790\u548c\u6267\u884c\u9636\u6bb5\u5e76\u4e0d\u4f1a\u4ea7\u751f\u6027\u80fd\u4e0a\u7684\u5f71\u54cd\u3002JavaScript\u4ee3\u7801\u5728\u8fd0\u884c\u4e4b\u524d\u4f1a\u7ecf\u5386\u89e3\u6790\u548c\u7f16\u8bd1\u7684\u8fc7\u7a0b\uff0c\u8fd9\u91cc\u5206\u53f7\u4f5c\u4e3a\u8bed\u53e5\u5206\u9694\u7b26\uff0c\u6709\u52a9\u4e8e\u89e3\u6790\u5668\u786e\u5b9a\u8bed\u53e5\u7684\u8fb9\u754c\u3002<\/p>\n<\/p>\n

\u8bed\u53e5\u89e3\u6790<\/h3>\n<\/p>\n

\u5f53\u89e3\u6790\u5668\u5de5\u4f5c\u65f6\uff0c\u5b83\u4f1a\u9010\u884c\u8bfb\u53d6\u6e90\u7801\uff0c\u89e3\u6790\u6bcf\u4e00\u884c\u4ee3\u7801\u5e76\u5185\u7f6e\u5728\u5185\u90e8\u7ed3\u6784\u2014\u2014\u62bd\u8c61\u8bed\u6cd5\u6811\uff08AST\uff09\u4e2d\u3002\u5206\u53f7\u7684\u5b58\u5728\u53ef\u4ee5\u907f\u514d\u81ea\u52a8\u5206\u53f7\u63d2\u5165\uff08ASI\uff09\u673a\u5236\u7684\u5e72\u9884\uff0c\u8be5\u673a\u5236\u53ef\u80fd\u5728\u6ca1\u6709\u5206\u53f7\u7684\u60c5\u51b5\u4e0b\u6539\u53d8\u8bed\u53e5\u7684\u610f\u56fe\u3002<\/p>\n<\/p>\n

\u4ee3\u7801\u7f16\u8bd1<\/h3>\n<\/p>\n

\u7f16\u8bd1\u8fc7\u7a0b\u4e2d\uff0c\u5f15\u64ce\u4f1a\u5c06\u89e3\u6790\u5f97\u5230\u7684AST\u8f6c\u5316\u4e3a\u6267\u884c\u4ee3\u7801\u3002\u8fd9\u4e2a\u8fc7\u7a0b\u4f18\u5316\u4e86\u4ee3\u7801\uff0c\u51c6\u5907\u597d\u4f9b\u6267\u884c\u5f15\u64ce\u8fd0\u884c\u3002<\/p>\n<\/p>\n

\u4e8c\u3001\u6027\u80fd\u56e0\u7d20\u5206\u6790<\/h2>\n<\/p>\n

\u5c3d\u7ba1\u5206\u53f7\u4e0d\u5f71\u54cd\u6027\u80fd\uff0c\u4f46\u5176\u4ed6\u56e0\u7d20\u4f1a\u3002\u5b83\u4eec\u5305\u62ec\u7b97\u6cd5\u7684\u9009\u62e9\u3001\u6570\u636e\u7ed3\u6784\u7684\u5408\u7406\u6027\u3001\u8d44\u6e90\u7684\u52a0\u8f7d\u3001\u5904\u7406\u65f6\u95f4\u4ee5\u53ca\u5185\u5b58\u7ba1\u7406\u7b49\u3002<\/p>\n<\/p>\n

\u7b97\u6cd5\u590d\u6742\u5ea6<\/h3>\n<\/p>\n

\u7b97\u6cd5\u7684\u65f6\u95f4\u548c\u7a7a\u95f4\u590d\u6742\u5ea6\u5bf9\u6027\u80fd\u6709\u91cd\u5927\u5f71\u54cd\u3002\u66f4\u6709\u6548\u7387\u7684\u7b97\u6cd5\u53ef\u4ee5\u51cf\u5c11\u8ba1\u7b97\u8d44\u6e90\u7684\u4f7f\u7528\uff0c\u4ece\u800c\u63d0\u9ad8\u6027\u80fd\u3002<\/p>\n<\/p>\n

\u8d44\u6e90\u52a0\u8f7d\u4e0e\u5904\u7406<\/h3>\n<\/p>\n

Web\u5e94\u7528\u7684\u6027\u80fd\u901a\u5e38\u4e5f\u53d7\u5230\u7f51\u7edc\u52a0\u8f7d\u901f\u5ea6\u548c\u8d44\u6e90\u5904\u7406\u6548\u7387\u7684\u5f71\u54cd\u3002\u4f18\u5316\u8fd9\u4e9b\u65b9\u9762\u80fd\u591f\u660e\u663e\u63d0\u9ad8\u5e94\u7528\u7684\u54cd\u5e94\u901f\u5ea6\u3002<\/p>\n<\/p>\n

\u4e09\u3001\u4ee3\u7801\u98ce\u683c\u4e0e\u53ef\u8bfb\u6027<\/h2>\n<\/p>\n

\u5206\u53f7\u5728\u4e8e\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u3002\u7edf\u4e00\u7684\u4ee3\u7801\u98ce\u683c\u548c\u660e\u786e\u7684\u7ed3\u675f\u58f0\u660e\u53ef\u4ee5\u4f7f\u4ee3\u7801\u66f4\u5bb9\u6613\u88ab\u4ed6\u4eba\u8bfb\u61c2\u548c\u7ef4\u62a4\u3002<\/p>\n<\/p>\n

\u4ee3\u7801\u89c4\u8303<\/h3>\n<\/p>\n

\u9075\u5faa\u4e00\u5b9a\u7684\u4ee3\u7801\u89c4\u8303\u80fd\u591f\u4fdd\u6301\u4ee3\u7801\u6574\u6d01\u548c\u4e00\u81f4\uff0c\u4fbf\u4e8e\u56e2\u961f\u534f\u4f5c\u3002\u5206\u53f7\u7684\u4f7f\u7528\u662f\u4f17\u591a\u89c4\u8303\u4e2d\u7684\u4e00\u9879\u3002<\/p>\n<\/p>\n

\u53ef\u8bfb\u6027\u4e0e\u9519\u8bef\u9884\u9632<\/h3>\n<\/p>\n

\u6b63\u786e\u5730\u4f7f\u7528\u5206\u53f7\u8fd8\u53ef\u4ee5\u9884\u9632\u67d0\u4e9b\u7c7b\u578b\u7684\u9519\u8bef\uff0c\u5c24\u5176\u662f\u5728\u538b\u7f29\u4ee3\u7801\u65f6\u9632\u6b62\u7531\u4e8e\u7f3a\u5c11\u5206\u53f7\u800c\u4ea7\u751f\u7684\u9519\u8bef\u3002<\/p>\n<\/p>\n

\u56db\u3001\u73b0\u4ee3JavaScript\u53d1\u5c55<\/h2>\n<\/p>\n

\u4f34\u968f\u7740ECMAScript\u6807\u51c6\u7684\u66f4\u65b0\u548cJavaScript\u5f15\u64ce\u7684\u4f18\u5316\uff0c\u73b0\u4ee3JavaScript\u7684\u5199\u6cd5\u66f4\u4e3a\u7075\u6d3b\u3002ES6\u53ca\u5176\u4e4b\u540e\u7684\u6807\u51c8\u4e2d\uff0c\u4e00\u4e9b\u65b0\u7684\u8bed\u6cd5\u7279\u6027\u51cf\u5c11\u4e86\u5206\u53f7\u7684\u5fc5\u8981\u6027\u3002<\/p>\n<\/p>\n

ECMAScript\u66f4\u65b0<\/h3>\n<\/p>\n

\u65b0\u7684\u8bed\u6cd5\u7279\u6027\uff0c\u6bd4\u5982\u7bad\u5934\u51fd\u6570\u3001\u6a21\u677f\u5b57\u7b26\u4e32\u7b49\uff0c\u4f7f\u5f97\u4ee3\u7801\u66f4\u7b80\u6d01\uff0c\u51cf\u5c11\u4e86\u5206\u53f7\u7684\u4f7f\u7528\u9891\u7387\u3002<\/p>\n<\/p>\n

\u5f15\u64ce\u4f18\u5316<\/h3>\n<\/p>\n

JavaScript\u5f15\u64ce\u6301\u7eed\u4f18\u5316\u6267\u884c\u6548\u7387\uff0c\u786e\u4fdd\u5373\u4f7f\u5728\u7701\u7565\u5206\u53f7\u7684\u60c5\u51b5\u4e0b\u4e5f\u80fd\u51c6\u786e\u5730\u89e3\u6790\u548c\u6267\u884c\u4ee3\u7801\u3002<\/p>\n<\/p>\n

\u4e94\u3001\u81ea\u52a8\u5206\u53f7\u63d2\u5165\u673a\u5236<\/h2>\n<\/p>\n

JavaScript\u4e2d\u7684\u81ea\u52a8\u5206\u53f7\u63d2\u5165\uff08ASI\uff09\u673a\u5236\u5728\u6ca1\u6709\u5206\u53f7\u7684\u60c5\u51b5\u4e0b\u5e2e\u52a9\u4ee3\u7801\u6b63\u5e38\u8fd0\u884c\u3002\u4f46\u662f\uff0c\u8fc7\u5ea6\u4f9d\u8d56ASI\u53ef\u80fd\u5bfc\u81f4\u96be\u4ee5\u5bdf\u89c9\u7684\u9519\u8bef\u3002<\/p>\n<\/p>\n

ASI\u7684\u5de5\u4f5c\u539f\u7406<\/h3>\n<\/p>\n

\u5f53JavaScript\u5f15\u64ce\u9047\u5230\u65e0\u6cd5\u89e3\u6790\u7684\u8bed\u53e5\u7ed3\u5c3e\u65f6\uff0c\u5b83\u4f1a\u5c1d\u8bd5\u5728\u5408\u9002\u7684\u4f4d\u7f6e\u63d2\u5165\u5206\u53f7\u3002<\/p>\n<\/p>\n

ASI\u7684\u6f5c\u5728\u95ee\u9898<\/h3>\n<\/p>\n

\u4f9d\u8d56ASI\u53ef\u80fd\u610f\u5916\u6539\u53d8\u4ee3\u7801\u7684\u884c\u4e3a\uff0c\u5c24\u5176\u662f\u5728\u590d\u6742\u7684\u4ee3\u7801\u5757\u4e2d\u3002\u6709\u65f6\u4e00\u4e2a\u7f3a\u5931\u7684\u5206\u53f7\u53ef\u4ee5\u5bfc\u81f4\u8fd0\u884c\u65f6\u9519\u8bef\u6216\u903b\u8f91\u9519\u8bef\u3002<\/p>\n<\/p>\n

\u516d\u3001\u7ed3\u8bba\u4e0e\u6700\u4f73\u5b9e\u8df5<\/h2>\n<\/p>\n

\u5728\u73b0\u4ee3JavaScript\u5f00\u53d1\u4e2d\uff0c\u662f\u5426\u4f7f\u7528\u5206\u53f7\u66f4\u591a\u662f\u98ce\u683c\u548c\u4e2a\u4eba\u4e60\u60ef\u7684\u95ee\u9898\uff0c\u800c\u4e0d\u662f\u6027\u80fd\u7684\u8003\u8651\u3002\u5f00\u53d1\u8005\u5728\u56e2\u961f\u9879\u76ee\u4e2d\u5e94\u9075\u5faa\u56e2\u961f\u7ea6\u5b9a\u7684\u4ee3\u7801\u98ce\u683c\u6307\u5357\u3002<\/p>\n<\/p>\n

\u56e2\u961f\u89c4\u8303<\/h3>\n<\/p>\n

\u4e3a\u4e86\u4ee3\u7801\u4e00\u81f4\u6027\u4e0e\u56e2\u961f\u5408\u4f5c\uff0c\u9075\u5faa\u56e2\u961f\u5185\u90e8\u7684\u7f16\u7801\u6807\u51c6\u662f\u91cd\u8981\u7684\uff0c\u5305\u62ec\u5206\u53f7\u7684\u4f7f\u7528\u3002<\/p>\n<\/p>\n

\u4e2a\u4eba\u98ce\u683c<\/h3>\n<\/p>\n

\u5728\u4e2a\u4eba\u9879\u76ee\u4e2d\uff0c\u5f00\u53d1\u8005\u53ef\u4ee5\u6839\u636e\u4e2a\u4eba\u504f\u597d\u51b3\u5b9a\u662f\u5426\u4f7f\u7528\u5206\u53f7\uff0c\u8fd9\u5e76\u4e0d\u4f1a\u5f71\u54cd\u4ee3\u7801\u7684\u6027\u80fd\u3002<\/p>\n<\/p>\n

\u603b\u7684\u6765\u8bf4\uff0c\u5206\u53f7\u5728JavaScript\u4ee3\u7801\u4e2d\u8d77\u5230\u660e\u786e\u8bed\u53e5\u7ed3\u675f\u7684\u4f5c\u7528\uff0c\u5bf9\u6027\u80fd\u7684\u5f71\u54cd\u5fae\u4e4e\u5176\u5fae\u3002\u6027\u80fd\u4e3b\u8981\u53d7\u5230\u4ee3\u7801\u7f16\u5199\u65b9\u5f0f\u3001\u6267\u884c\u73af\u5883\u548c\u6d4f\u89c8\u5668\u5f15\u64ce\u4f18\u5316\u7b49\u591a\u79cd\u56e0\u7d20\u7684\u5f71\u54cd\u3002\u9009\u62e9\u5408\u9002\u7684\u7b97\u6cd5\u548c\u7f16\u7801\u98ce\u683c\uff0c\u9075\u5b88\u6700\u4f73\u5b9e\u8df5\uff0c\u5173\u6ce8\u771f\u6b63\u5f71\u54cd\u6027\u80fd\u7684\u56e0\u7d20\uff0c\u5c06\u66f4\u6709\u52a9\u4e8e\u5f00\u53d1\u9ad8\u6548\u3001\u53ef\u7ef4\u62a4\u7684JavaScript\u5e94\u7528\u3002<\/p>\n<\/p>\n

\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n

1. JavaScript\u7684\u5206\u53f7\u662f\u5426\u4f1a\u5bf9\u6027\u80fd\u4ea7\u751f\u5f71\u54cd\uff1f<\/strong>
\n\u5728JavaScript\u4e2d\uff0c\u5206\u53f7\u662f\u7528\u6765\u8868\u793a\u8bed\u53e5\u7ed3\u675f\u7684\u7b26\u53f7\u3002\u5728\u5927\u90e8\u5206\u60c5\u51b5\u4e0b\uff0c\u5982\u679c\u7701\u7565\u5206\u53f7\u5e76\u4e0d\u4f1a\u76f4\u63a5\u5f71\u54cd\u811a\u672c\u7684\u6027\u80fd\u3002JavaScript\u5f15\u64ce\u4f1a\u5728\u89e3\u6790\u4ee3\u7801\u65f6\u81ea\u52a8\u8865\u5168\u5206\u53f7\u3002\u7136\u800c\uff0c\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\u7701\u7565\u5206\u53f7\u53ef\u80fd\u4f1a\u5bfc\u81f4\u9519\u8bef\u7684\u7ed3\u679c\uff0c\u6240\u4ee5\u5efa\u8bae\u5728\u4ee3\u7801\u4e2d\u663e\u5f0f\u5730\u4f7f\u7528\u5206\u53f7\uff0c\u4ee5\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002<\/p>\n

2. \u4e3a\u4ec0\u4e48JavaScript\u4e2d\u4f7f\u7528\u5206\u53f7\u53ef\u4ee5\u63d0\u9ad8\u6027\u80fd\uff1f<\/strong>
\n\u5c3d\u7ba1\u7701\u7565\u5206\u53f7\u4e0d\u4f1a\u76f4\u63a5\u5f71\u54cd\u6027\u80fd\uff0c\u4f46\u5982\u679c\u7701\u7565\u5206\u53f7\u5bfc\u81f4\u4e86\u8bed\u6cd5\u9519\u8bef\uff0cJavaScript\u5f15\u64ce\u53ef\u80fd\u4f1a\u82b1\u8d39\u66f4\u591a\u65f6\u95f4\u6765\u89e3\u6790\u4ee3\u7801\u5e76\u627e\u5230\u9519\u8bef\u4f4d\u7f6e\u3002\u4f7f\u7528\u5206\u53f7\u53ef\u4ee5\u5e2e\u52a9\u51cf\u5c11\u9519\u8bef\u7684\u53d1\u751f\uff0c\u5e76\u8ba9\u4ee3\u7801\u66f4\u6613\u4e8e\u8c03\u8bd5\u548c\u7ef4\u62a4\u3002<\/p>\n

3. \u6709\u6ca1\u6709\u4e0d\u4f7f\u7528\u5206\u53f7\u7684\u66ff\u4ee3\u65b9\u6cd5\u6765\u907f\u514d\u6027\u80fd\u5f71\u54cd\uff1f<\/strong>
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