鸟哥的这个案例执行不正确啊

V2EX = way to explore

V2EX 是一个关于分享和探索的地方

For Existing Member Sign In

Distributions

› Ubuntu

› Fedora

› CentOS

中文资源站

› 网易开源镜像站

This topic created in 1532 days ago, the information mentioned may be changed or developed.

[dmtsai@study bin]$ vim userid.sh
#!/bin/bash
# Program
# Use id, finger command to check system account's information.
# History
# 2015/07/17 VBird first release
PATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin:~/bin
export PATH
users=$（ cut -d ':' -f1 /etc/passwd ） # 撷取帐号名称
for username in ${users} # 开始循环进行！
do
id ${username}
done

------------------------------------------------------------

执行结果

uid=0(root) gid=0(root) groups=0(root)
uid=0(root) gid=0(root) groups=0(root)
uid=0(root) gid=0(root) groups=0(root)
uid=0(root) gid=0(root) groups=0(root)

------------------------------------------------------------
cut -d ':' -f1 /etc/passwd 执行结果
root
bin
daemon
adm
lp
sync
shutdown
halt
mail
operator
games
ftp
nobody
systemd-network
dbus
polkitd
libstoragemgmt
rpc
ntp
abrt
sshd
postfix
chrony
tcpdump
syslog
lighthouse

怎么改成展开正确

5 replies • 2022-03-03 11:35:02 +08:00