批量創建1-100的用戶 ，批量刪除

批量添加

[root@ab ~]# vi 1.sh 

#!/bin/bash
for i in `seq -w 0 100|sed 's/^0//g'`
do
useradd -g users user_$i
done

[root@ab ~]# sh 1.sh 
[root@ab ~]# id user_01
uid=1001(user_01) gid=100(users) groups=100(users)

 

 

批量刪除

#!/bin/bash
for i in `seq -w 0 100|sed 's/^0//g'`
do
userdel -r user_$i &> /dev/null
done