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Number()和new number()的区别以及造个简单的轮子 - 闲云野鹤 #13

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weiweitop opened this issue Sep 7, 2019 · 0 comments

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BlogComment /2018/02/03/Number()和new-Number()的区别以及造个简单的轮子/

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weiweitop commented Sep 7, 2019

https://weiweitop.fun/2018/02/03/Number()和new-Number()的区别以及造个简单的轮子/

看JavaScript文档的时候注意到了这种用法var n1 = Number(123);，冒出的第一个疑问就是和var n2 = new Number(123);有什么区别呢？

weiweitop added /2018/02/03/Number()和new-Number()的区别以及造个简单的轮子/ BlogComment labels

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