本文介绍了如何执行"grep"搜索,以排除以"//"开头的行及其前面的空格?的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!

问题描述

如何执行"grep"搜索,该搜索不显示在行首带有注释标记"//"的任何行,而忽略"//"标记前面的空格? >

我尝试了grep your_search_pattern' where_to_look | grep -v '^//,但是它不会忽略在"//"之前有空格的行.

解决方案
 grep 'your_search_pattern' where_to_look | grep -v '^//'

How to perform a 'grep' search which doesn't display any lines that have the comment marks "//" in the front of the line, but also ignore whitespace in front of the "//" marks?

I attempted grep your_search_pattern' where_to_look | grep -v '^//, but it does not ignore lines that have spaces before "//".

解决方案
 grep 'your_search_pattern' where_to_look | grep -v '^//'

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10-29 05:21