Benjamin
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Benjamin
没有响应+1 0.0.16版本
```javascript function numberThousands(num) { let result = ""; let str = String(num); let length = str.length; for (let index = length - 1; index >= 0; index--) { const element...
undefined 与 false 当作基本类型用Number()转换; null 与 false 当作对象调用valueOf()