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JS 中可以提升幸福度的小技巧

 5 years ago
source link: https://juejin.im/post/5b51e5d3f265da0f4861143c
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本文主要介绍一些JS中用到的小技巧，可以在日常Coding中提升幸福度，将不定期更新~ 1. 类型强制转换 1.1 string强制转换为数字 可以用*1来转化为数字(实际上是调用.valueOf方法) 然后使用Number.isNaN来判断是否为NaN，或者

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