shell中select的用法

例子：

#!/bin/bash

 

printf "Where are you from:\n"

select place in "Bejing" "shenzhen" "shanghai" "shaoguan" "guangzhou"

do

printf "you have select ${place}\n"

if [ ${place} = "shaoguan" ];then

printf "I'm from ${place}\n"

break

fi

done

 

 

运行结果：

tay@tay:/mnt/hgfs/hzs/shell$ ./select.sh

Where are you from:

1) Bejing

2) shenzhen

3) shanghai

4) shaoguan

5) guangzhou

#? 5

you have select guangzhou

#? 3

you have select shanghai

#? 4

you have select shaoguan

I'm from shaoguan

tay@tay:/mnt/hgfs/hzs/shell$

tay@tay:/mnt/hgfs/hzs/shell$ ./select.sh

Where are you from:

1) Bejing

2) shenzhen

3) shanghai

4) shaoguan

5) guangzhou

#? 5

you have select guangzhou

#? 3

you have select shanghai

#? 4

you have select shaoguan

I'm from shaoguan

tay@tay:/mnt/hgfs/hzs/shell$