如何在javascript中修剪前导和尾随逗号？ [英] How can I trim the leading and trailing comma in javascript?

问题描述

我的字符串如下所示。

,liger, unicorn, snipe,

如何修剪javascript中的前导和尾随逗号？

how can I trim the leading and trailing comma in javascript?

推荐答案

因为我相信一切都可以用正则表达式来解决：

because I believe everything can be solved with regex:

var str = ",liger, unicorn, snipe,"
var trim = str.replace(/(^,)|(,$)/g, "")
// trim now equals 'liger, unicorn, snipe'

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