[root@VM_163_107 /opt/xyrpg/rpgserver/log/54198]# cat tar_log.sh#!/bin/shdata=`date +%Y%m%d%H%M`echo -n "input dir:"read dircd $dirpwdls -clecho -n "input end line num:"read numls -c|head -$num|xargs zip  $dir$data.zipsz $dir$data.ziprm -rf $dir$data.zip

ls -c|sed -n '1,$nump'

$num 和p之间暂未处理好

处理方法

报错原因是sed 用变量需要用“”

修改后，正常可行。

简单两种方式

[root@VM_163_107 /opt/xyrpg/rpgserver/log/54198]# cat tar_log.sh#!/bin/shdata=`date +%Y%m%d%H%M`echo -n "input dir:"read dircd $dirpwdls -clecho -n "input end line num:"read num#ls -c|head -$num|xargs zip  $dir$data.zipls -c|sed -n "1,${num}p"|xargs zip $dir$data.zipsz $dir$data.ziprm -rf $dir$data.zip