yexusanye的博客

read -p "请输入用户前缀" user read -p "请输入用户的个数" count read -p "请输入用户密码" passwd read -p "请输入失效时间[可选项]" date for i in `seq 1 count`;do if [ ! -z $date ];then useradd -e $date $user$i else useradd $user$...

#!/bin/bash a=1 for i in (10..1);do a=$((a*i)) done echo $a