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Published 20 hours ago • verified publisher icon Chocolate1999

typeof null是什么，为什么是这个结果。

Open Chocolate1999 opened this issue 4 years ago • 1 comments

Chocolate1999 avatar Jan 21 '21 09:01 Chocolate1999

调用 typeof null 返回的是 "object" 。这是因为特殊值 null 被认为是一个对空对象的引用。

HearLing avatar Jan 22 '21 04:01 HearLing