系统层面
/etc/profile
/etc/bashrc
用户层面
用户目录下
.bash_profile
.bashrc
.cshrc (csh)
即刻生效
source .bashrc当前会话
bash
export h=Hello
export h="$h World"
export h="$h@2019"
export h="${h}August"
echo $hcsh
setenv h Hello
setenv h "$h World"
setenv h "$h@2019"
setenv h "${h}August"
echo $h建议.bash_profile
if [ -f <sub>/.bashrc ]; then
source </sub>/.bashrc
fi-bash-4.2$
cd /etc/skel
cp .bash_logout .bash_profile .bashrc ~/
