往文件每行末尾加东西

方法1:
awk '{print $0,"xxxx"}' file

[appadmin@kx-nba3-prd-web1 data0]$ awk '{print $0,"xxxx"}' a
1 xxxx
2 xxxx
3 xxxx
11 xxxx
[appadmin@kx-nba3-prd-web1 data0]$ awk '{print $0"xxxx"}' a
1xxxx
2xxxx
3xxxx
11xxxx
[appadmin@kx-nba3-prd-web1 data0]$ awk '{print $0"xxxx"}' a

方法2:
sed 's/.*/&xxxx/' file


方法3:
#! /bin/bash
while read line ;do
[ -z "$line" ] && echo "$line" && continue
echo "$line xxxx"
done