去掉空行和注释行: [root@]# cat *.conf |grep -v ^$|grep -v ^#|grep v " #" >a.conf [root@]# mv a.conf *.conf 相关文章: 2022-12-23 2022-12-23 2021-10-20 2022-12-23 2021-10-01 2021-06-07