如何从java中的字符串中删除非数字字符？ [英] How do I remove the non-numeric character from a string in java?

问题描述

我有一个很长的字符串。将数字拆分成数组的正则表达式是什么？

I have a long string. What is the regular expression to split the numbers into the array?

推荐答案

您要删除还是拆分？这将删除所有非数字字符。

Are you removing or splitting? This will remove all the non-numeric characters.

myStr = myStr.replaceAll( "[^\\d]", "" )

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