Select

选择示例

select.bash

#!/bin/bash
PS3="Select item please:"

items=("Item 1" "Item 2" "Item 3")

select item in "${items[@]}" Quit
do
    case $REPLY in
        1)
            echo "#$REPLY $item"
            ;;
        2)
            echo "#$REPLY $item"
            ;;
        3)  
            echo "#$REPLY $item"
            ;;

        $((${#items[@]}+1)))
            echo "We're done!";
            break
            ;;
        *)
            echo "$((${#items[@]}+1))"
            echo "Ooops - unknown choice $REPLY"
            ;;
    esac
done