{"id":166460,"date":"2024-05-08T15:36:55","date_gmt":"2024-05-08T07:36:55","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/166460.html"},"modified":"2024-05-08T15:36:58","modified_gmt":"2024-05-08T07:36:58","slug":"javascript%e5%8e%9f%e5%9e%8b%e9%93%be%e7%9a%84%e6%84%8f%e4%b9%89%e6%98%af%e4%bb%80%e4%b9%88","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/166460.html","title":{"rendered":"JavaScript\u539f\u578b\u94fe\u7684\u610f\u4e49\u662f\u4ec0\u4e48"},"content":{"rendered":"

\"JavaScript\u539f\u578b\u94fe\u7684\u610f\u4e49\u662f\u4ec0\u4e48\"<\/p>\n

JavaScript\u539f\u578b\u94fe\u7684\u610f\u4e49\u4e3b\u8981\u4f53\u73b0\u5728\u4e09\u4e2a\u65b9\u9762\uff1a\u5b9e\u73b0\u7ee7\u627f\u3001\u5c5e\u6027\u548c\u65b9\u6cd5\u7684\u5171\u4eab\u3001\u4ee5\u53ca\u6027\u80fd\u4f18\u5316<\/strong>\u3002\u5176\u4e2d\uff0c\u5b9e\u73b0\u7ee7\u627f\u662f\u539f\u578b\u94fe\u529f\u80fd\u4e2d\u6700\u4e3a\u6838\u5fc3\u7684\u90e8\u5206<\/strong>\u3002\u901a\u8fc7\u539f\u578b\u94fe\uff0cJavaScript\u5141\u8bb8\u4e00\u4e2a\u5bf9\u8c61\u8bbf\u95ee\u53e6\u4e00\u4e2a\u5bf9\u8c61\u4e2d\u7684\u5c5e\u6027\u548c\u65b9\u6cd5\uff0c\u4ece\u800c\u5b9e\u73b0\u5bf9\u8c61\u4e4b\u95f4\u7684\u7ee7\u627f\u3002\u8fd9\u79cd\u7ee7\u627f\u673a\u5236\u4e0d\u540c\u4e8e\u57fa\u4e8e\u7c7b\u7684\u4f20\u7edf\u7f16\u7a0b\u8bed\u8a00\uff0c\u7ed9JavaScript\u5e26\u6765\u4e86\u6781\u5927\u7684\u7075\u6d3b\u6027\u548c\u52a8\u6001\u6027\u3002\u7ee7\u627f\u4f7f\u5f97\u5b50\u5bf9\u8c61\u53ef\u4ee5\u590d\u7528\u7236\u5bf9\u8c61\u7684\u65b9\u6cd5\u548c\u5c5e\u6027\uff0c\u65e0\u9700\u91cd\u65b0\u5b9a\u4e49\uff0c\u8fd9\u65e2\u8282\u7ea6\u4e86\u5b58\u50a8\u7a7a\u95f4\uff0c\u4e5f\u63d0\u9ad8\u4e86\u4ee3\u7801\u7684\u590d\u7528\u7387\u3002<\/p>\n<\/p>\n

\u4e00\u3001\u5b9e\u73b0\u7ee7\u627f<\/h3>\n<\/p>\n

\u5728JavaScript\u4e2d\uff0c\u6bcf\u4e2a\u5bf9\u8c61\u90fd\u6709\u4e00\u4e2a\u6307\u5411\u5176\u539f\u578b\uff08prototype\uff09\u7684\u5185\u90e8\u94fe\u63a5\uff0c\u5f53\u6211\u4eec\u8bbf\u95ee\u4e00\u4e2a\u5bf9\u8c61\u7684\u5c5e\u6027\u6216\u65b9\u6cd5\u65f6\uff0c\u5982\u679c\u5f53\u524d\u5bf9\u8c61\u81ea\u8eab\u4e0d\u5b58\u5728\u8fd9\u6837\u7684\u5c5e\u6027\u6216\u65b9\u6cd5\uff0c\u89e3\u91ca\u5668\u5c31\u4f1a\u901a\u8fc7\u8fd9\u4e2a\u94fe\u63a5\u5230\u539f\u578b\u5bf9\u8c61\u53bb\u5bfb\u627e\u3002\u539f\u578b\u5bf9\u8c61\u81ea\u8eab\u4e5f\u53ef\u80fd\u6709\u539f\u578b\uff0c\u8fd9\u6837\u4e00\u5c42\u5c42\u5411\u4e0a\u76f4\u5230\u627e\u5230\u4e3a\u6b62\uff0c\u5f62\u6210\u4e86\u6240\u8c13\u7684\u201c\u539f\u578b\u94fe\u201d\u3002<\/p>\n<\/p>\n

\u901a\u8fc7\u539f\u578b\u94fe\u5b9e\u73b0\u7ee7\u627f\u7684\u8fc7\u7a0b\u7b80\u8ff0\u5982\u4e0b\uff1a\u5f53\u521b\u5efa\u4e00\u4e2a\u6784\u9020\u51fd\u6570\u65f6\uff0cJavaScript\u4f1a\u4e3a\u8fd9\u4e2a\u6784\u9020\u51fd\u6570\u521b\u5efa\u4e00\u4e2a\u539f\u578b\u5bf9\u8c61\uff08prototype object\uff09\uff0c\u5f53\u901a\u8fc7\u8fd9\u4e2a\u6784\u9020\u51fd\u6570\u521b\u5efa\u5b9e\u4f8b\u65f6\uff0c\u5b9e\u4f8b\u5185\u90e8\u5c06\u5305\u542b\u4e00\u4e2a\u6307\u5411\u539f\u578b\u5bf9\u8c61\u7684\u6307\u9488\u3002\u56e0\u6b64\uff0c\u5f53\u8bbf\u95ee\u5b9e\u4f8b\u7684\u5c5e\u6027\u6216\u65b9\u6cd5\u65f6\uff0c\u5982\u672a\u5728\u5b9e\u4f8b\u4e2d\u627e\u5230\uff0c\u5c31\u4f1a\u6cbf\u7740\u539f\u578b\u94fe\u5411\u4e0a\u67e5\u627e\uff0c\u76f4\u5230\u627e\u5230\u6216\u5230\u8fbe\u539f\u578b\u94fe\u7684\u9876\u7aef\u3002<\/p>\n<\/p>\n

\u8fd9\u79cd\u673a\u5236\u4f7f\u5f97JavaScript\u7684\u7ee7\u627f\u66f4\u52a0\u7075\u6d3b\u548c\u52a8\u6001\u3002\u5b83\u5141\u8bb8\u5f00\u53d1\u8005\u901a\u8fc7\u539f\u578b\u94fe\uff0c\u5c06\u591a\u4e2a\u5bf9\u8c61\u7684\u5c5e\u6027\u548c\u65b9\u6cd5\u7ee7\u627f\u4e0b\u6765\uff0c\u5b9e\u73b0\u591a\u91cd\u7ee7\u627f\u7684\u6548\u679c\u3002<\/p>\n<\/p>\n

\u4e8c\u3001\u5c5e\u6027\u548c\u65b9\u6cd5\u7684\u5171\u4eab<\/h3>\n<\/p>\n

\u7531\u4e8e\u539f\u578b\u5bf9\u8c61\u53ef\u4ee5\u88ab\u591a\u4e2a\u5b9e\u4f8b\u5bf9\u8c61\u5171\u4eab\uff0c\u8fd9\u610f\u5473\u7740\u5728\u539f\u578b\u5bf9\u8c61\u4e2d\u5b9a\u4e49\u7684\u5c5e\u6027\u548c\u65b9\u6cd5\u53ef\u4ee5\u88ab\u6240\u6709\u5b9e\u4f8b\u5bf9\u8c61\u8bbf\u95ee\u3002\u8fd9\u4e00\u7279\u6027\u5927\u5927\u51cf\u5c11\u4e86\u5185\u5b58\u7684\u4f7f\u7528\uff0c\u907f\u514d\u4e86\u5bf9\u540c\u4e00\u65b9\u6cd5\u7684\u91cd\u590d\u5b9a\u4e49\u3002<\/p>\n<\/p>\n

\u5c5e\u6027\u548c\u65b9\u6cd5\u7684\u5171\u4eab\u4e0d\u4ec5\u6709\u5229\u4e8e\u8282\u7ea6\u8d44\u6e90\uff0c\u8fd8\u6709\u52a9\u4e8e\u4fdd\u6301\u5b9e\u4f8b\u95f4\u884c\u4e3a\u7684\u4e00\u81f4\u6027\u3002\u6bd4\u5982\uff0c\u82e5\u67d0\u4e2a\u65b9\u6cd5\u5728\u539f\u578b\u4e2d\u88ab\u4fee\u6539\u6216\u66f4\u65b0\uff0c\u90a3\u4e48\u6240\u6709\u901a\u8fc7\u8be5\u539f\u578b\u521b\u5efa\u7684\u5bf9\u8c61\u90fd\u4f1a\u7ee7\u627f\u8fd9\u4e00\u6539\u53d8\uff0c\u786e\u4fdd\u4e86\u5bf9\u8c61\u884c\u4e3a\u7684\u4e00\u81f4\u6027\u548c\u53ef\u9884\u6d4b\u6027\u3002<\/p>\n<\/p>\n

\u4e09\u3001\u6027\u80fd\u4f18\u5316<\/h3>\n<\/p>\n

\u539f\u578b\u94fe\u8fd8\u5bf9JavaScript\u7684\u6027\u80fd\u4f18\u5316\u8d21\u732e\u9887\u6df1\u3002\u7531\u4e8e\u5bf9\u8c61\u5c5e\u6027\u7684\u67e5\u627e\u662f\u901a\u8fc7\u539f\u578b\u94fe\u8fdb\u884c\u7684\uff0c\u8fd9\u610f\u5473\u7740\u4e0d\u5fc5\u5728\u6bcf\u4e2a\u5bf9\u8c61\u4e2d\u5b58\u50a8\u6240\u6709\u5c5e\u6027\u548c\u65b9\u6cd5\uff0c\u53ef\u4ee5\u5c06\u516c\u5171\u7684\u529f\u80fd\u7edf\u4e00\u5b58\u653e\u5728\u539f\u578b\u5bf9\u8c61\u4e2d\uff0c\u51cf\u5c11\u5185\u5b58\u7684\u4f7f\u7528\uff0c\u5e76\u63d0\u5347\u6267\u884c\u6548\u7387\u3002<\/p>\n<\/p>\n

\u5c24\u5176\u5728\u521b\u5efa\u5927\u91cf\u76f8\u4f3c\u5bf9\u8c61\u65f6\uff0c\u901a\u8fc7\u539f\u578b\u94fe\u590d\u7528\u5c5e\u6027\u548c\u65b9\u6cd5\u663e\u5f97\u5c24\u4e3a\u91cd\u8981\u3002\u5b83\u51cf\u5c11\u4e86\u6bcf\u521b\u5efa\u4e00\u4e2a\u5bf9\u8c61\u90fd\u9700\u8981\u5b9a\u4e49\u4e00\u6b21\u65b9\u6cd5\u7684\u5fc5\u8981\uff0c\u4ece\u800c\u5927\u5927\u964d\u4f4e\u4e86\u8d44\u6e90\u6d88\u8017\uff0c\u63d0\u9ad8\u4e86\u5e94\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u3002<\/p>\n<\/p>\n

\u56db\u3001\u603b\u7ed3<\/h3>\n<\/p>\n

JavaScript\u7684\u539f\u578b\u94fe\u662f\u5176\u8bed\u8a00\u7279\u6027\u4e2d\u6781\u4e3a\u91cd\u8981\u7684\u4e00\u90e8\u5206\uff0c\u5b83\u901a\u8fc7\u7ee7\u627f\u3001\u5c5e\u6027\u548c\u65b9\u6cd5\u7684\u5171\u4eab\u4ee5\u53ca\u6027\u80fd\u4f18\u5316\u7b49\u65b9\u9762\uff0c\u5927\u5927\u589e\u5f3a\u4e86JavaScript\u7684\u52a8\u6001\u6027\u548c\u7075\u6d3b\u6027\u3002\u7406\u89e3\u548c\u638c\u63e1\u539f\u578b\u94fe\u7684\u6982\u5ff5\uff0c\u5bf9\u6df1\u5165\u5b66\u4e60JavaScript\u4ee5\u53ca\u8fdb\u884c\u9ad8\u6548\u7684\u7f16\u7a0b\u5b9e\u8df5\u81f3\u5173\u91cd\u8981\u3002<\/p>\n<\/p>\n

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

1. \u4ec0\u4e48\u662fJavaScript\u539f\u578b\u94fe\uff0c\u5b83\u5728JavaScript\u4e2d\u8d77\u5230\u4e86\u4ec0\u4e48\u4f5c\u7528\uff1f<\/strong><\/p>\n

JavaScript\u539f\u578b\u94fe\u662fJavaScript\u4e2d\u7684\u4e00\u4e2a\u91cd\u8981\u6982\u5ff5\u3002\u5b83\u662f\u4e00\u79cd\u5bf9\u8c61\u95f4\u7684\u8fde\u63a5\u673a\u5236\uff0c\u7528\u4e8e\u7ee7\u627f\u3001\u5171\u4eab\u5c5e\u6027\u548c\u65b9\u6cd5\u3002\u6bcf\u4e2aJavaScript\u5bf9\u8c61\u90fd\u6709\u4e00\u4e2a\u6307\u5411\u5b83\u7684\u539f\u578b\u5bf9\u8c61\u7684\u5185\u90e8\u94fe\u63a5\uff0c\u8fd9\u4e2a\u539f\u578b\u5bf9\u8c61\u4e5f\u6709\u4e00\u4e2a\u81ea\u5df1\u7684\u539f\u578b\uff0c\u4ee5\u6b64\u7c7b\u63a8\uff0c\u5f62\u6210\u4e86\u539f\u578b\u94fe\u3002\u901a\u8fc7\u539f\u578b\u94fe\uff0c\u5bf9\u8c61\u53ef\u4ee5\u7ee7\u627f\u6765\u81ea\u5176\u539f\u578b\u7684\u5c5e\u6027\u548c\u65b9\u6cd5\u3002<\/p>\n

2. JavaScript\u539f\u578b\u94fe\u7684\u610f\u4e49\u662f\u4ec0\u4e48\uff0c\u4e3a\u4ec0\u4e48\u6211\u4eec\u9700\u8981\u5b83\uff1f<\/strong><\/p>\n

JavaScript\u539f\u578b\u94fe\u7684\u610f\u4e49\u5728\u4e8e\u5b83\u4f7f\u5f97\u5bf9\u8c61\u53ef\u4ee5\u5171\u4eab\u5c5e\u6027\u548c\u65b9\u6cd5\uff0c\u907f\u514d\u4e86\u91cd\u590d\u5b9a\u4e49\u76f8\u540c\u7684\u5c5e\u6027\u548c\u65b9\u6cd5\u3002\u5b83\u5927\u5927\u8282\u7701\u4e86\u5185\u5b58\u7a7a\u95f4\uff0c\u63d0\u9ad8\u4e86\u4ee3\u7801\u7684\u6267\u884c\u6548\u7387\u3002\u901a\u8fc7\u539f\u578b\u94fe\uff0c\u6211\u4eec\u53ef\u4ee5\u5728\u4e00\u4e2a\u5bf9\u8c61\u4e0a\u5b9a\u4e49\u4e00\u4e9b\u901a\u7528\u7684\u5c5e\u6027\u548c\u65b9\u6cd5\uff0c\u7136\u540e\u8ba9\u5176\u4ed6\u5bf9\u8c61\u901a\u8fc7\u7ee7\u627f\u6765\u590d\u7528\u8fd9\u4e9b\u5c5e\u6027\u548c\u65b9\u6cd5\uff0c\u51cf\u5c11\u4e86\u4ee3\u7801\u7684\u5197\u4f59\u548c\u590d\u6742\u5ea6\u3002<\/p>\n

3. \u5982\u4f55\u5229\u7528JavaScript\u539f\u578b\u94fe\u6765\u6269\u5c55\u5bf9\u8c61\u7684\u529f\u80fd\uff1f<\/strong><\/p>\n

\u5229\u7528JavaScript\u539f\u578b\u94fe\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u5728\u539f\u578b\u5bf9\u8c61\u4e2d\u6dfb\u52a0\u65b0\u7684\u5c5e\u6027\u548c\u65b9\u6cd5\u6765\u6269\u5c55\u5bf9\u8c61\u7684\u529f\u80fd\u3002\u5f53\u6211\u4eec\u8bbf\u95ee\u4e00\u4e2a\u5bf9\u8c61\u7684\u5c5e\u6027\u6216\u65b9\u6cd5\u65f6\uff0c\u5982\u679c\u5f53\u524d\u5bf9\u8c61\u672c\u8eab\u6ca1\u6709\u5b9a\u4e49\uff0c\u5219\u4f1a\u6cbf\u7740\u539f\u578b\u94fe\u5f80\u4e0a\u67e5\u627e\uff0c\u76f4\u5230\u627e\u5230\u8be5\u5c5e\u6027\u6216\u65b9\u6cd5\u4e3a\u6b62\u3002\u8fd9\u6837\uff0c\u6211\u4eec\u53ef\u4ee5\u5229\u7528\u539f\u578b\u94fe\u6765\u5b9e\u73b0\u5bf9\u8c61\u7684\u52a8\u6001\u6269\u5c55\uff0c\u4e3a\u5df2\u6709\u7684\u5bf9\u8c61\u6dfb\u52a0\u989d\u5916\u7684\u529f\u80fd\uff0c\u800c\u4e0d\u9700\u8981\u4fee\u6539\u539f\u6709\u7684\u5bf9\u8c61\u3002\u8fd9\u79cd\u65b9\u5f0f\u975e\u5e38\u7075\u6d3b\uff0c\u65b9\u4fbf\u6211\u4eec\u5bf9\u4ee3\u7801\u8fdb\u884c\u6269\u5c55\u548c\u7ef4\u62a4\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"JavaScript\u539f\u578b\u94fe\u7684\u610f\u4e49\u4e3b\u8981\u4f53\u73b0\u5728\u4e09\u4e2a\u65b9\u9762\uff1a\u5b9e\u73b0\u7ee7\u627f\u3001\u5c5e\u6027\u548c\u65b9\u6cd5\u7684\u5171\u4eab\u3001\u4ee5\u53ca\u6027\u80fd\u4f18\u5316\u3002\u5176\u4e2d\uff0c\u5b9e\u73b0\u7ee7\u627f\u662f […]","protected":false},"author":3,"featured_media":166463,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/166460"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=166460"}],"version-history":[{"count":0,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/166460\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/166463"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=166460"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=166460"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=166460"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}