shell if else case用法DEMO

#!/bin/bash

echo "请输入：yes|no"

read command

if [ "$command" = "yes" ] || [ "$command" = "YES" ]; then

        echo "yes..."

else

        echo "no..."

fi

echo "请输入条件：if|elif|else"

read condition

if [ "$condition" = "if" ] ; then

        echo "----if----"

elif [ "$condition" = "elif"  ]; then

        echo "----elif----"

else

        echo "----else----"

fi

echo "请输入CASE:(A|B|C)";

read con

case $con in

A)

echo "AA";;

B)

echo "BB";;

C)

echo "C" 

;;

*)

echo "请输入:A|B|C"

exit 1;

esac

echo "done...";

shell if else case用法DEMO,布布扣,bubuko.com

原文：http://blog.csdn.net/kevin_luan/article/details/22823427