摘要: var num = 123456789;num = num + '';console.log(num.replace(/(?=(?!^)(?:\d{3})+(?:\.|$))(\d{3}(\.\d+$)?)/g,',$1')); 阅读全文
posted @ 2019-01-14 10:33 web前端参天大圣 阅读(721) 评论(0) 推荐(0)