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unix man命令搜索

2011-03-06 17:07:07| 分类：编程 | 标签： |举报 |字号大中小订阅

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使用带有选项-k的man命令，可以根据关键字搜索联机帮助。若要查找"utmp"的信息，在命令行输入如下命令：

$ man -k utmp

选项-k只支持一个关键字的查找，若要找那些与file和read都有关的帮助，可以用

$man -k file |grep read

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