Question

linux写一个脚本 添加三个用户 求三个用户的uid和 如何写

Answer 1

root@localhost:~/xly/02# useradd t1
root@localhost:~/xly/02# useradd t2
root@localhost:~/xly/02# useradd t3
root@localhost:~/xly/02# tail -n 3 /etc/passwd
t1:x:1180:1181::/home/t1:
t2:x:1181:1182::/home/t2:
t3:x:1182:1183::/home/t3:
root@localhost:~/xly/02# tail -n 3 /etc/passwd|awk -F: '{sum=sum+$3}END{print sum}'
3543