![\"JavaScript](\"https:\/\/cdn-kb.worktile.com\/kb\/wp-content\/uploads\/2024\/04\/27120018\/2f489c91-ef07-48d8-8883-fc1ae46cfb25.webp\")
<\/p>\n<\/p>\n
\u5728JavaScript\u4e2d\uff0c\u4f7f\u7528\u5bf9\u8c61\u4f5c\u4e3a\u5176\u4ed6\u5bf9\u8c61\u7684\u539f\u578b\u662f\u4e00\u79cd\u5e38\u89c1\u4e14\u5f3a\u5927\u7684\u6a21\u5f0f\uff0c\u5b83\u5141\u8bb8\u6211\u4eec\u5b9e\u73b0\u5bf9\u8c61\u4e4b\u95f4\u7684\u7ee7\u627f\u548c\u59d4\u6258\u3002\u8fd9\u4e2a\u8fc7\u7a0b\u901a\u5e38\u6d89\u53ca\u5230\u51e0\u4e2a\u5173\u952e\u7684\u6b65\u9aa4\uff1a\u521b\u5efa\u539f\u578b\u5bf9\u8c61\u3001\u4f7f\u7528 \u5728\u4f7f\u7528\u5bf9\u8c61\u4f5c\u4e3a\u539f\u578b\u4e4b\u524d\uff0c\u9996\u5148\u9700\u8981\u6709\u4e00\u4e2a\u539f\u578b\u5bf9\u8c61\u3002\u8fd9\u4e2a\u5bf9\u8c61\u901a\u5e38\u5305\u542b\u4e86\u4e00\u7ec4\u5c5e\u6027\u548c\u65b9\u6cd5\uff0c\u8fd9\u4e9b\u5c5e\u6027\u548c\u65b9\u6cd5\u53ef\u4ee5\u88ab\u5176\u4ed6\u5bf9\u8c61\u5171\u4eab\u6216\u7ee7\u627f\u3002<\/p>\n<\/p>\n \u5b9a\u4e49\u539f\u578b\u5bf9\u8c61<\/strong>\uff1a\u53ef\u4ee5\u901a\u8fc7\u5b57\u9762\u91cf\u7684\u65b9\u5f0f\u5b9a\u4e49\u4e00\u4e2a\u5bf9\u8c61\uff0c\u8fd9\u4e2a\u5bf9\u8c61\u5305\u542b\u4e86\u4e00\u4e9b\u5c5e\u6027\u548c\u65b9\u6cd5\u3002\u8fd9\u4e9b\u65b9\u6cd5\u548c\u5c5e\u6027\u662f\u53ef\u4ee5\u88ab\u7ee7\u627f\u7684\u3002<\/p>\n<\/p>\n<\/li>\n \u539f\u578b\u5bf9\u8c61\u7684\u4f5c\u7528<\/strong>\uff1a\u8fd9\u4e2a\u539f\u578b\u5bf9\u8c61\u5c06\u4f5c\u4e3a\u5176\u4ed6\u5bf9\u8c61\u7684\u84dd\u672c\u3002\u65b0\u521b\u5efa\u7684\u5bf9\u8c61\u53ef\u4ee5\u8bbf\u95ee\u8fd9\u4e2a\u539f\u578b\u5bf9\u8c61\u4e0a\u7684\u5c5e\u6027\u548c\u65b9\u6cd5\uff0c\u8fd9\u662f\u901a\u8fc7\u539f\u578b\u94fe\u5b9e\u73b0\u7684\u3002<\/p>\n<\/p>\n<\/li>\n<\/ul>\n \u4f7f\u7528\u65b9\u6cd5<\/strong>\uff1a \u7ee7\u627f\u539f\u578b\u4e0a\u7684\u5c5e\u6027<\/strong>\uff1a\u901a\u8fc7\u6307\u5b9a\u539f\u578b\u5bf9\u8c61\uff0c\u65b0\u5bf9\u8c61\u5c06\u80fd\u591f\u7ee7\u627f\u539f\u578b\u5bf9\u8c61\u4e0a\u7684\u6240\u6709\u5c5e\u6027\u548c\u65b9\u6cd5\u3002\u8fd9\u6837\uff0c\u6211\u4eec\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u62e5\u6709\u5171\u540c\u65b9\u6cd5\u548c\u5c5e\u6027\u7684\u5bf9\u8c61\u65cf\u3002<\/p>\n<\/p>\n<\/li>\n<\/ul>\n \u5728\u4e00\u4e9b\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u9700\u8981\u5bf9\u5df2\u7ecf\u901a\u8fc7 \u6dfb\u52a0\u65b0\u5c5e\u6027<\/strong>\uff1a\u53ef\u4ee5\u76f4\u63a5\u7ed9\u65b0\u5bf9\u8c61\u6dfb\u52a0\u5c5e\u6027\u548c\u65b9\u6cd5\u3002\u8fd9\u4e9b\u5c5e\u6027\u548c\u65b9\u6cd5\u4e0d\u4f1a\u5f71\u54cd\u539f\u578b\u5bf9\u8c61\uff0c\u53ea\u5c5e\u4e8e\u8be5\u5bf9\u8c61\u3002<\/p>\n<\/p>\n<\/li>\n \u91cd\u5199\u7ee7\u627f\u7684\u5c5e\u6027<\/strong>\uff1a\u5728\u65b0\u5bf9\u8c61\u4e0a\u5bf9\u7ee7\u627f\u7684\u5c5e\u6027\u8fdb\u884c\u4fee\u6539\uff0c\u4e0d\u4f1a\u5f71\u54cd\u539f\u578b\u5bf9\u8c61\u3002\u8fd9\u5141\u8bb8\u5bf9\u8c61\u6839\u636e\u81ea\u5df1\u7684\u9700\u8981\u81ea\u5b9a\u4e49\u6216\u6269\u5c55\u7ee7\u627f\u7684\u5c5e\u6027\u548c\u65b9\u6cd5\u3002<\/p>\n<\/p>\n<\/li>\n<\/ul>\n JavaScript\u7684\u539f\u578b\u94fe\u63d0\u4f9b\u4e86\u4e00\u79cd\u673a\u5236\uff0c\u5141\u8bb8\u5bf9\u8c61\u8bbf\u95ee\u5e76\u7ee7\u627f\u53e6\u4e00\u4e2a\u5bf9\u8c61\u7684\u5c5e\u6027\u548c\u65b9\u6cd5\u3002<\/p>\n<\/p>\n \u539f\u578b\u94fe\u7684\u5de5\u4f5c\u539f\u7406<\/strong>\uff1a\u5f53\u8bbf\u95ee\u4e00\u4e2a\u5bf9\u8c61\u7684\u5c5e\u6027\u6216\u65b9\u6cd5\u65f6\uff0c\u5982\u679c\u5728\u5f53\u524d\u5bf9\u8c61\u4e0a\u627e\u4e0d\u5230\uff0cJavaScript\u4f1a\u6cbf\u7740\u539f\u578b\u94fe\u5411\u4e0a\u67e5\u627e\uff0c\u76f4\u5230\u627e\u5230\u4e3a\u6b62\u3002<\/p>\n<\/p>\n<\/li>\n \u5171\u4eab\u548c\u7ee7\u627f<\/strong>\uff1a\u901a\u8fc7\u539f\u578b\u94fe\uff0c\u6211\u4eec\u53ef\u4ee5\u5b9e\u73b0\u65b9\u6cd5\u548c\u5c5e\u6027\u7684\u5171\u4eab\u3002\u8fd9\u610f\u5473\u7740\u591a\u4e2a\u5bf9\u8c61\u53ef\u4ee5\u901a\u8fc7\u5b83\u4eec\u5171\u540c\u7684\u539f\u578b\u8bbf\u95ee\u5230\u76f8\u540c\u7684\u5c5e\u6027\u548c\u65b9\u6cd5\uff0c\u51cf\u5c11\u4e86\u5185\u5b58\u7684\u4f7f\u7528\u3002<\/p>\n<\/p>\n<\/li>\n<\/ul>\n \u901a\u8fc7\u4e00\u4e9b\u5177\u4f53\u7684\u5b9e\u8df5\u6848\u4f8b\uff0c\u6211\u4eec\u53ef\u4ee5\u66f4\u6df1\u5165\u5730\u7406\u89e3\u5982\u4f55\u6709\u6548\u5730\u4f7f\u7528\u5bf9\u8c61\u4f5c\u4e3a\u5176\u4ed6\u5bf9\u8c61\u7684\u539f\u578b\uff0c\u4ee5\u53ca\u8fd9\u79cd\u65b9\u6cd5\u7684\u597d\u5904\u3002<\/p>\n<\/p>\n \u6848\u4f8b\u7814\u7a76<\/strong>\uff1a\u53ef\u4ee5\u901a\u8fc7\u6784\u5efa\u4e00\u4e2a\u7b80\u5355\u7684\u7c7b\u7ee7\u627f\u4f53\u7cfb\uff0c\u6f14\u793a\u5982\u4f55\u4f7f\u7528\u5bf9\u8c61\u4f5c\u4e3a\u539f\u578b\u6765\u5b9e\u73b0\u7ee7\u627f\u3002\u8fd9\u53ef\u4ee5\u5305\u62ec\u521b\u5efa\u57fa\u7c7b\u7684\u539f\u578b\u5bf9\u8c61\uff0c\u4ee5\u53ca\u5982\u4f55\u5b9a\u4e49\u5b50\u7c7b\u7ee7\u627f\u8be5\u539f\u578b\u3002<\/p>\n<\/p>\n<\/li>\n \u597d\u5904\u548c\u5e94\u7528\u573a\u666f<\/strong>\uff1a\u539f\u578b\u7ee7\u627f\u5141\u8bb8\u4ee3\u7801\u590d\u7528\uff0c\u964d\u4f4e\u4e86\u4ee3\u7801\u5197\u4f59\u3002\u5728\u9700\u8981\u521b\u5efa\u591a\u4e2a\u76f8\u4f3c\u5bf9\u8c61\uff0c\u8fd9\u4e9b\u5bf9\u8c61\u5171\u4eab\u5927\u90e8\u5206\u5c5e\u6027\u548c\u65b9\u6cd5\u7684\u573a\u666f\u4e2d\u975e\u5e38\u6709\u7528\u3002<\/p>\n<\/p>\n<\/li>\n<\/ul>\n JavaScript\u4e2d\u4f7f\u7528\u5bf9\u8c61\u4f5c\u4e3a\u5176\u4ed6\u5bf9\u8c61\u7684\u539f\u578b\u662f\u4e00\u79cd\u9ad8\u6548\u4e14\u7075\u6d3b\u7684\u8bbe\u8ba1\u6a21\u5f0f\uff0c\u5b83\u901a\u8fc7 1. \u4ec0\u4e48\u662fJavaScript\u5bf9\u8c61\u7684\u539f\u578b\u94fe\u4ee5\u53ca\u5982\u4f55\u4f7f\u7528\u5bf9\u8c61\u4f5c\u4e3a\u539f\u578b\uff1f<\/strong> 2. \u4f7f\u7528\u5bf9\u8c61\u4f5c\u4e3a\u539f\u578b\u6709\u54ea\u4e9b\u597d\u5904\u548c\u5e94\u7528\u573a\u666f\uff1f<\/strong> 3. \u6709\u6ca1\u6709\u5176\u4ed6\u65b9\u6cd5\u7528\u4e8e\u5bf9\u8c61\u4e4b\u95f4\u7684\u7ee7\u627f\uff1f<\/strong>Object.create()<\/code>\u521b\u5efa\u65b0\u5bf9\u8c61\u3001\u901a\u8fc7\u8bbe\u7f6e\u539f\u578b\u5c5e\u6027\u6765\u5b9e\u73b0\u7ee7\u627f<\/strong>\u3002\u5c55\u5f00\u6765\u8bf4\uff0c\u4f7f\u7528Object.create()<\/code>\u521b\u5efa\u65b0\u5bf9\u8c61\u662f\u5b9e\u73b0\u8fd9\u4e00\u673a\u5236\u7684\u5173\u952e\u6b65\u9aa4\u3002\u5b83\u521b\u5efa\u4e86\u4e00\u4e2a\u65b0\u5bf9\u8c61\uff0c\u5176\u4e2d\u7684[[Prototype]]<\/code>\uff08\u4e5f\u5c31\u662f\u7ecf\u5e38\u63d0\u5230\u7684__proto__<\/code>\u5c5e\u6027\uff09\u6307\u5411\u6211\u4eec\u4f20\u7ed9Object.create()<\/code>\u7684\u7b2c\u4e00\u4e2a\u53c2\u6570\u3002\u8fd9\u6837\uff0c\u65b0\u521b\u5efa\u7684\u5bf9\u8c61\u5c31\u53ef\u4ee5\u8bbf\u95ee\u539f\u578b\u5bf9\u8c61\u4e0a\u7684\u5c5e\u6027\u548c\u65b9\u6cd5\uff0c\u5b9e\u73b0\u4e86\u7ee7\u627f\u3002<\/p>\n<\/p>\n\u4e00\u3001\u521b\u5efa\u539f\u578b\u5bf9\u8c61<\/h3>\n<\/p>\n
\n
\u4e8c\u3001\u4f7f\u7528
Object.create()<\/code>\u521b\u5efa\u65b0\u5bf9\u8c61<\/h3>\n<\/p>\nObject.create()<\/code>\u65b9\u6cd5\u662f\u5b9e\u73b0\u539f\u578b\u7ee7\u627f\u7684\u5173\u952e\u3002\u5b83\u5141\u8bb8\u4f60\u6307\u5b9a\u67d0\u4e2a\u5bf9\u8c61\u4f5c\u4e3a\u65b0\u521b\u5efa\u5bf9\u8c61\u7684\u539f\u578b\u3002<\/p>\n<\/p>\n\n
Object.create(proto, [propertiesObject])<\/code>\uff0c\u5176\u4e2dproto<\/code>\u662f\u65b0\u521b\u5efa\u5bf9\u8c61\u7684\u539f\u578b\u3002\u8fd9\u4f7f\u5f97\u4f7f\u7528\u5bf9\u8c61\u4f5c\u4e3a\u5176\u4ed6\u5bf9\u8c61\u7684\u539f\u578b\u6210\u4e3a\u53ef\u80fd\u3002<\/p>\n<\/p>\n<\/li>\n\u4e09\u3001\u4e3a\u5bf9\u8c61\u8bbe\u7f6e\u539f\u578b\u5c5e\u6027<\/h3>\n<\/p>\n
Object.create()<\/code>\u521b\u5efa\u51fa\u6765\u7684\u5bf9\u8c61\u8fdb\u884c\u6269\u5c55\uff0c\u4e3a\u5176\u6dfb\u52a0\u65b0\u7684\u5c5e\u6027\u6216\u4fee\u6539\u7ee7\u627f\u7684\u5c5e\u6027\u3002<\/p>\n<\/p>\n\n
\u56db\u3001\u5229\u7528\u539f\u578b\u94fe\u5b9e\u73b0\u65b9\u6cd5\u548c\u5c5e\u6027\u7684\u5171\u4eab<\/h3>\n<\/p>\n
\n
\u4e94\u3001\u5b9e\u8df5\u6848\u4f8b\u5206\u6790<\/h3>\n<\/p>\n
\n
\u603b\u7ed3<\/h3>\n<\/p>\n
Object.create()<\/code>\u53ca\u539f\u578b\u94fe\u5b9e\u73b0\u4e86\u5bf9\u8c61\u4e4b\u95f4\u7684\u7ee7\u627f\u548c\u65b9\u6cd5\u7684\u5171\u4eab\u3002\u638c\u63e1\u8fd9\u4e00\u673a\u5236\u4e0d\u4ec5\u53ef\u4ee5\u4f18\u5316\u4ee3\u7801\u7ec4\u7ec7\uff0c\u8fd8\u80fd\u63d0\u5347\u4ee3\u7801\u7684\u590d\u7528\u6027\u548c\u6267\u884c\u6548\u7387\u3002\u901a\u8fc7\u6848\u4f8b\u5206\u6790\uff0c\u6211\u4eec\u53ef\u4ee5\u66f4\u597d\u5730\u7406\u89e3\u548c\u5e94\u7528\u8fd9\u4e00\u6a21\u5f0f\uff0c\u5c06\u5176\u878d\u5165\u65e5\u5e38\u5f00\u53d1\u5b9e\u8df5\u4e2d\u3002<\/p>\n<\/p>\n\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
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