Shell script Instance-Bulk Add user name password

#!/bin/bashread-t 30-p "input name:" Nameread-t 30-p "input number:" num #输入要批量添加的用户数量并将变量赋给numread-t 30-p "input PA ssWOrd: "passif[-N" $name "-a-n" $num "-a-n" $pass "] #判断都不为空theny =$ (echo $num | Sed ' s/^[0-9]//g ') #如果 $num contains 0-9, then the SED is replaced by empty and assigned to Y if [-Z ' $y "] #判断y是否为空, (that is, whether NUM is a number, NULL is a number, or not a number) then for ((i=1;i< $num; i=i+1)) do useradd $name $i &>/dev/null echo $pass | passwd--stdin "$name $i" &>/dev/null #将 $pass pass value to passwd command done else echo "the number was only for numbers!" Fielse Ech O "Your input is invalid!" Fi

Shell Script Instance-Bulk Add user name password