case3

来自「linux程序设计（第2版）」· 代码 · 共 22 行

#!/bin/sh

echo "Is it morning? Please answer yes or no"
read timeofday

case "$timeofday" in
    yes | y | Yes | YES ) 
           echo "Good Morning"
           echo "Up bright and early this morning?"
           ;;
    [nN]* )  
           echo "Good Afternoon"
           ;;   
    * )    
           echo "Sorry, answer not recognised"
           echo "Please answer yes or no"
           exit 1
           ;;
esac

exit 0