[FZH] bash中如何测试子字符串？

[Devil Wang]

*
*你难道不知道什么是grep吗？？


2010/4/20 LI Rui Bin <cheeseli在hotmail.com>

> 我这个命令有问题，如果$VAR本来是null的，我这样测试也会返回0
> On 04/20/2010 01:04 AM, LI Rui Bin wrote:
> > 翻了一下书
> > 也可以 test -z ${VAR##*kde*}
> > On 04/20/2010 12:33 AM, Chen Lei wrote:
> >
> >> echo $VAR|grep -q kde
> >>
> >>
> >>
> >>
> >> 在2010-04-20 00:26:37，"LI Rui Bin"<cheeseli在hotmail.com>   写道：
> >>
> >>
> >>> 我要在bash里测试一个字符串是否包含某个子串，该怎么写？比如测试 $VAR 中是
> >>> 否含有 "kde" 字样
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Thanks & Regards

Linux Developer : Devil Wang