JavaScript学习笔记

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不会JavaScript的前端工程师只会沦为前端美工…所以，努力！！
正在学习JavaScript，CodeCademy这是个很棒的在线学习网站，讲解详细，非常适合入门~

mark一下第一个自己写的函数，Rock, Paper, Scissors!

 
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var rockPaperScissors = function(a,b){
    var userChoice = prompt("Do you choose rock, paper or scissors?");
    var computerChoice = Math.random();
    if (computerChoice <0.34){
        computerChoice = "rock";
    }else if(computerChoice <=0.67){
        computerChoice = "paper";
    }else{
        computerChoice = "scissors";
    }
    var compare = function(choice1,choice2){
        if(choice1===choice2){
            return "The result is a tie!"; 
        }else if(choice1==="rock") {
            if(choice2==="scissors"){
                return "rock wins";
            }else{
                return "paper wins";
            }
        }else if(choice1==="paper"){
            if(choice2==="rock"){
                return "paper wins";
            }else{
                return "scissors wins";
            }
        }else if(choice1==="scissors"){
            if(choice2==="rock"){
                return "rock wins";
            }else{
                return "scissors wins";
            }
        }else{
            return "Opps!";
        }
    };
    compare(userChoice,computerChoice);
};
rockPaperScissors();
posted @ 2013-06-25 15:21  五叶神  阅读(90)  评论(0)  编辑  收藏  举报