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Bash的环境变量

Bash的环境变量

Bash的环境变量

进入bash后,系统可根据你的配置生成一系列的环境变量,这些环境变量可用export命令显示。下面是一些常用的bash环境变量:

$LOGNAME,当前登录的用户名。

$HOME,当前用户的主目录。

$PATH,当前用户的命令搜索路径。

$LANG,当前系统的语言环境。

$TZ,时区

$MAILCHECK,检查新邮件的间隔,单位是秒。

$PS1,命令行提示符。

$PS2,二级命令行提示符,也就是当你的命令行很长,在一行写不下,转到第二行时出现的提示符。

$PWD,当前目录。


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posted on 2008-10-22 22:10 向左向右走 阅读(940) 评论(6)  编辑 收藏 引用

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