利用Linux系統中的時間秒1-59來進行猜數字遊戲，詳細代碼如下：

#!/bin/bash
#author wangning
#date 2017-7-15
#qq 1198143315
#Email [email protected]

####################################define color##########################
red="\033[31m"
green="\033[32m"
yellow="\033[33m"
color="\033[0m"

######################check number if conform 1-59########################
check_number(){
expr $num1 + 1 &>/dev/null
if [ $? -ne 0 ];then
   echo -e "please input $red number $color"
   continue 1
elif [ -z $num1 ];then
   echo -e "$yellow Can‘t be empty $color"
   continue 2
elif [ $num1 -gt 59 ];then
   echo -e "$green Can‘t great than 59 $color"
   continue 3
fi
}

################################guess number ##############################
guess_number(){
if [ $num1 -gt $num ];then
   echo -e " $yellow too big $color"
elif [ $num1 -eq $num ];then
   echo -e "$green congratulation, you  have guessed ! $color"
elif [ $num1 -lt $num ];then
   echo -e "$green too small $color"
fi
}

###############################while circulation################################
main(){
while true
do
num=$(date +%S)
read -p "please input number 1-59:" num1

check_number

guess_number
done
}

main

本文出自 “飛奔的駱駝” 博客，請務必保留此出處http://wn2100.blog.51cto.com/9915310/1947812

Linux中猜數字shell腳本