shell对比文件内容脚本分享

复制代码

代码如下:

#!/bin/sh

function _diffab(){

x=0

for i in `cat $1`;do

for j in `cat $2`;do

                if [ $i == $j ];then

                        x=1

                        break;

                fi

        done

                if [ $x -ne 1 ];then

                        echo $i

                fi

        x=0

done

}

if [ “$1” == “” ] || [ “$2” == “” ];then

echo “use like this: $0 filea fileb”

else

{

_diffab $1 $2

_diffab $2 $1

}

fi