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请写出弹出值,并解释为什么? #794

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lgwebdream opened this issue Jul 6, 2020 · 1 comment
Open

请写出弹出值,并解释为什么? #794

lgwebdream opened this issue Jul 6, 2020 · 1 comment
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@lgwebdream
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alert(a);
a();
var a = 3;
function a() {
  alert(10);
}
alert(a);
a = 6;
a();
@lgwebdream lgwebdream added the JavaScript teach_tag label Jul 6, 2020
@lgwebdream
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扫描下方二维码,获取答案以及详细解析,同时可解锁800+道前端面试题。

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