mac上给ls -l 命令起别名 ll

1.打开隐藏文件.bash_profile

vim .bash_profile

2.添加命令到 .bash_profile文件里面

alias ll='ls -l'

3.验证：

CNhfguan:~ hfguan$ ll
total 0
drwx------@  3 hfguan  staff   102 Mar  5 13:46 Applications
drwx------   6 hfguan  staff   204 Mar  8 15:55 Desktop
drwx------   7 hfguan  staff   238 Mar  8 18:07 Documents
drwx------  27 hfguan  staff   918 Mar  8 14:18 Downloads
drwx------@ 59 hfguan  staff  2006 Mar  8 15:51 Library
drwx------   3 hfguan  staff   102 Mar  2 10:57 Movies
drwx------   3 hfguan  staff   102 Mar  2 10:57 Music
drwx------   3 hfguan  staff   102 Mar  2 10:57 Pictures
drwxr-xr-x   4 hfguan  staff   136 Mar  2 10:57 Public
drwxr-xr-x   4 hfguan  staff   136 Mar  9 14:49 Study
drwxr-xr-x   5 hfguan  staff   170 Mar  6 15:52 workspace
CNhfguan:~ hfguan$