use IFS in bash

use IFS in bash

 

[python] 

function dfd()  

{  

    #http://www.2cto.com/os/201309/243382.html

    IFS=$'\n'  

    for i in $(lsd);do  

        du -sh "$i";  

    done   

}  

 

[html] 

#!/bin/bash  

IFS_old=$IFS      #将原IFS值保存，以便用完后恢复  

IFS=$’\n’         #更改IFS值为$’\n’  

for line in `cat file.txt`  

do  

echo $line  

done