[root@centos-6 ~]# cat info_file.txt

lys:28:shanxi

zhy:28:shanxi

[root@centos-6 ~]# cat info_file2.txt

lys 28 shanxi

zhy 28 shanxi

[root@centos-6 ~]# cat print.sh

#!/bin/bash

for i in `cat info_file.txt`

do

name=$(echo $i |awk -F : '{print $1}')

age=$(echo $i |awk -F : '{print $2}')

address=$(echo $i |awk -F : '{print $3}')

echo "$name | $age |  $address "

done

[root@centos-6 ~]# cat while.sh

#!/bin/bash

while read a b c

do

echo $a $b $c

done <info_file2.txt

[root@centos-6 ~]# sh print.sh

lys | 28 |  shanxi

zhy | 28 |  shanxi

[root@centos-6 ~]# sh while.sh

lys 28 shanxi

zhy 28 shanxi

[root@centos-6 ~]#

[root@centos-6 ~]# cat shift.sh

#!/bin/bash

echo "print $1"

[ "$1" = "lys" ] && shift 

echo "print $1"

ping -c 2 $1

[root@centos-6 ~]# sh shift.sh  lys www.baidu.com

print lys

print www.baidu.com

PING www.a.shifen.com (14.215.177.37) 56(84) bytes of data.

64 bytes from 14.215.177.37: icmp_seq=1 ttl=128 time=147 ms

64 bytes from 14.215.177.37: icmp_seq=2 ttl=128 time=144 ms

--- www.a.shifen.com ping statistics ---

2 packets transmitted, 2 received, 0% packet loss, time 5315ms

rtt min/avg/max/mdev = 144.476/146.061/147.646/1.585 ms

[root@centos-6 ~]# ^C

[root@centos-6 ~]# sh shift.sh  zht www.baidu.com

print zht

print zht

ping: unknown host zht

[root@centos-6 ~]#