submenu.ksh

来自「Solaris环境下Shell编程编程」· KSH 代码 · 共 37 行

#!/bin/ksh

# Script name: submenu.ksh

main_prompt="Main Menu: What would you like to order? "
dessert_menu="Enter number for dessert choice: "
PS3=$main_prompt

select order in "broasted chicken" "prime rib" "stuffed lobster" dessert "Order Completed"
do
	case $order in
		"broasted chicken") print 'Broasted chicken with baked potato, rolls, and salad is $14.95.';;
		"prime rib") print 'Prime rib with baked potato, rolls, and fresh vegetable is $17.95.';;
		"stuffed lobster") print 'Stuffed lobster with rice pilaf, rolls, and salad is $15.95.';;
		dessert) 
			PS3=$dessert_menu
			select dessert in "apple pie" "sherbet" "fudge cake" "carrot cake"
			do
				case $dessert in
					"apple pie") print 'Fresh baked apple pie is $2.95.'
						break;;
					"sherbet") print 'Orange sherbet is $1.25.'
						break;;
					"fudge cake") print 'Triple layer fudge cake is $3.95.'
						break;;
					"carrot cake") print 'Carrot cake is $2.95.'
						break;;
					*) print 'Not a dessert choice.';;
				esac
			done
			PS3=$main_prompt;;
		"Order Completed") break;;
		*) print 'Not a main entree choice.';;
	esac
done
print 'Enjoy your meal.'