Shell表达式语法注意要点

k2eats

        2007-11-13 22:49#!/bin/bash
#ifelif
echo -n "Enter your name:"
read name
if [ -z $name ]||[ "$name" = "" ];then
     echo "You did not enter your name!"
elif [ "$name" = "china" ];then
     echo "hello china"
elif [ "$name" = "root" ];then
     echo "hello root"
else
     echo "you are not,but hi, $name"
fi
# Please 注意，在表达式中，空格很是重要.
# [ "$name" = "china" ] 前后四个空格


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