Alias自定義命令

[root@localhost etc]# type home    --檢查是否佔用
-bash: type: home: not found
[root@localhost etc]# alias home='cd /home/wwwroot;ll'    --建立命令
[root@localhost etc]# home            --測試
total 16
drwxr-xr-x. 3 www www 4096 Nov 21 08:45 default
drwxr-xr-x 5 root root 4096 Nov 21 09:14 kaibuy
drwxr-xr-x 2 www www 4096 Nov 21 09:12 pic.kq126.pw
drwxr-xr-x 2 www www 4096 Nov 21 09:11 upload.kq126.pw
[root@localhost wwwroot]#

--以上加的東西，重啓就失效，對別人也無效，要想永久生效，須將相關命令加入：

[root@localhost etc]# vi /etc/bashrc
--在非if...fi的任意地方加上相應命令便可。

echo "alias g='cat /etc/group'" >> /etc/bashrc

echo "alias u='cat /etc/passwd'" >> /etc/bashrc

echo "alias p='cat /etc/shadow'" >> /etc/bashrc
echo "alias conf='cd /usr/local/nginx/conf'" >> /etc/bashrc