Linux shell select菜单选择实现代码

select var in ...
do
	#your code
done

#! /bin/bash
 
echo "what is your favorite color :" 
select color in "red" "blue" "green" "white" "black"
 do
     echo "you choose is $color"
     break
 done

select $var in ${list[@]}
do
statements that can use $var
done

#!/bin/bash
fruits=(
"apple"
"pear"
"orange"
"watermelon"
)
echo "Please guess which fruit I like :"
select var in ${fruits[@]}
do
if [ $var = "apple" ]; then
echo "Congratulations, you are my good firend!"
break
else
echo "Try again!"
fi
done

#!/bin/sh

select ch in "begin" "end" "exit"
do
    case $ch in
    "begin")
        echo "start something"
        ;;
    "end")
        echo "stop something"
        ;;
    "exit")
        echo "exit"
        break;
        ;;
    *)
        echo "ignorant"
        ;;
    esac
done;