1. 查看系统支持的shell:

cat /etc/shells

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  1. 查看当前使用的shell版本:

echo $SHELL

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  1. 查看当前主机的完整名称:

hostname

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4. 修改提示符的显示内容,查看当前提示符的定义:

echo $PS1

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修改当前提示符定义:

PS1="[\[email protected]\h \W]$"

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  1. 临时改变背景颜色、字体颜色、闪烁:

PS1="[\e[1;5;41;33m][\[email protected]\h \W]\$[\e[0m]"

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  1. 改变字体颜色:

vi .bash_profile

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在文件末尾添加一行:

PS1="[\e[1;32m][\[email protected]\h \W]\$[\e[0m]"

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断开连接,然后重新连接就有效果了

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