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js千位分隔符分割数字 #10

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zuobaiquan opened this issue Nov 10, 2017 · 0 comments

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zuobaiquan commented Nov 10, 2017

最快捷的方式是使用正则表达式
String(123456789).replace(/(\d)(?=(\d{3})+$)/g, "$1,");
结果是：123,456,789

比较愚蠢的办法是对数据拆分取模（初次遇到这种问题就这么干的！！！记一笔）

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