{"id":26759,"date":"2024-11-24T13:35:36","date_gmt":"2024-11-24T05:35:36","guid":{"rendered":"https:\/\/fwq.ai\/blog\/26759\/"},"modified":"2024-11-24T13:35:36","modified_gmt":"2024-11-24T05:35:36","slug":"%e5%8e%8b%e7%bc%a9%e5%90%8e%e7%9a%84-js-%e6%96%b9%e6%b3%95%e5%8f%98-undefined-%e6%98%af%e5%9b%a0%e4%b8%ba%e4%bb%80%e4%b9%88%ef%bc%9f-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/26759\/","title":{"rendered":"\u538b\u7f29\u540e\u7684 JS \u65b9\u6cd5\u53d8 undefined \u662f\u56e0\u4e3a\u4ec0\u4e48\uff1f"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/001\/246\/273\/173106001464663.jpg\" class=\"aligncenter\" title=\"\u538b\u7f29\u540e\u7684 JS \u65b9\u6cd5\u53d8 undefined \u662f\u56e0\u4e3a\u4ec0\u4e48\uff1f\u63d2\u56fe\" alt=\"\u538b\u7f29\u540e\u7684 JS \u65b9\u6cd5\u53d8 undefined \u662f\u56e0\u4e3a\u4ec0\u4e48\uff1f\u63d2\u56fe\" \/><\/p>\n<p><strong>\u538b\u7f29\u540e js \u65b9\u6cd5\u53d8 undefined 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undefined\uff0c\u53ef\u80fd\u662f\u7531\u4e8e\u538b\u7f29\u8fc7\u7a0b\u4e2d\u91cd\u547d\u540d\u4e86\u65b9\u6cd5\u540d\u6216\u5220\u9664\u4e86\u51fd\u6570\u5b9a\u4e49\u3002 \u6839\u636e\u4f60\u63d0\u4f9b\u7684\u4ee3\u7801\u793a\u4f8b\uff0c\u6211\u4eec\u53d1\u73b0\u538b\u7f29\u540e\u786e\u5b9e\u5220\u9664\u4e86\u90e8\u5206\u4ee3\u7801\uff1a function nav_click(e) {} \u767b\u5f55\u540e\u590d\u5236 \u8fd9\u4f1a\u5bfc\u81f4\u8c03\u7528\u8be5\u65b9\u6cd5\u65f6\u63d0\u793a undefined\u3002\u4e3a\u4e86\u89e3\u51b3\u6b64\u95ee\u9898\uff0c\u8bf7\u786e\u4fdd\u5728\u538b\u7f29 JS \u6587\u4ef6\u4e4b\u524d\uff0c\u4fdd\u7559\u6240\u6709\u8981\u8c03\u7528\u7684\u65b9\u6cd5\u5b9a\u4e49\u3002 \u5728\u4f60\u7684\u60c5\u51b5\u4e0b\uff0c\u4f60\u9700\u8981\u5728\u538b\u7f29\u540e\u624b\u52a8\u6dfb\u52a0 nav_click \u65b9\u6cd5\u5b9a\u4e49\uff0c\u5982\u4e0b\u6240\u793a\uff1a \u70b9\u51fb\u4e0b\u8f7d\u201c\u201d\uff1b function nav_click(e) {} \/\/ \u5176\u4ed6\u538b\u7f29\u540e\u7684\u4ee3\u7801 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