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bengan
这个作者很懒，什么都没留下…
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shell sed
1.去掉所有行的空格sed -i 's/ //g' source.txt2.去掉空行sed -e '/^$/d' source.txt >result.txt3.去掉windows与linux下文本中区别--^Msed -e 's/^M//g' source.txt >result.txt4.去除字符串前后空格（字符串中间的保留）str=`echo "$str"|sed...原创 2011-03-24 22:19:52 · 96 阅读 · 0 评论 -
vi查询和替换
Vi: Search and ReplaceChange to normal mode with .Search (Wraped around at end of file): Search STRING forward : / STRING. Search STRING backward: ? STRING. Repeat search: n...原创 2011-08-04 09:38:56 · 259 阅读 · 0 评论