{"id":11815,"date":"2023-11-28T22:35:04","date_gmt":"2023-11-28T14:35:04","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=11815"},"modified":"2023-11-28T22:35:08","modified_gmt":"2023-11-28T14:35:08","slug":"qian-duan-mian-shi-ti-shen-me-shi-bi-bao","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/11\/28\/qian-duan-mian-shi-ti-shen-me-shi-bi-bao\/","title":{"rendered":"\u524d\u7aef\u9762\u8bd5\u9898\uff1a\u4ec0\u4e48\u662f\u95ed\u5305\uff1f"},"content":{"rendered":"

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\n\u6765\u770b\u4e00\u4e2a\u66f4\u590d\u6742\u7684\u4f8b\u5b50\uff1a
\nvar globalVar = "global"\uff1b
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\n\u73b0\u5728\uff0c\u5f53\u6211\u4eec\u8c03\u7528\u5f15\u7528\u4e86 innerFunc\u7684x\u53d8\u91cf\u65f6\uff0cinnerParam\u5c06\u5177\u6709\u4e00\u4e2ainner\u503c\uff0c\u56e0\u4e3a\u8fd9 \u662f\u6211\u4eec\u5728\u8c03\u7528\u4e2d\u4f20\u9012\u7684\u503c\uff0c\u800cglobalVar\u53d8\u91cf\u503c\u4e3aguess,\u56e0\u4e3a\u5728\u8c03\u7528x\u53d8\u91cf\u4e4b\u524d\uff0c\u6211\u4eec\u5c06\u4e00 \u4e2a\u65b0\u503c\u5206\u914d\u7ed9globalVar\u3002
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\nconsole. log(i) \uff1b \/\/ i is 5
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\n\u56e0\u4e3a\u95ed\u5305\u5728\u521b\u5efa\u53d8\u91cf\u65f6\u4f1a\u4fdd\u7559\u8be5\u53d8\u91cf\u7684\u5f15\u7528\u800c\u4e0d\u662f\u5176\u503c\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528IIFES\u6216\u4f7f\u7528let\u6765 \u4ee3\u66ffvar\u7684\u58f0\u660e\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

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