rhcsa第一天

date命令：[root@localhost ~]# date "+%Y/%M/%d %H:%M:%S %a %y %l" 2022/16/21 10:16:29 Mon 22 10
echo命令：[root@localhost ~]# echo "This is my first time to use echo command echo $PS1 result is [/u@/h/W]/$"  This is my first time to use echo command echo [/u@/h /W]/$  result is [/u@/h/W]$

rhcsa第一天最先出现在Python成神之路。