day1 diff命令递归比较目录下的文件

一、diff实战

(1)递归比较文件夹下所有的文件及目录的不同 

diff --brief -Nr dir1/ dir2/

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Reference:https://stackoverflow.com/questions/4997693/given-two-directory-trees-how-can-i-find-out-which-files-differ