原生JS贪食蛇网页代码

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引入JS
- 3.0.0 2.2.0 2.1.4 2.1.3 2.1.2 2.1.1 2.1.0 2.0.3 2.0.2 2.0.1 2.0.0 1.12.0 1.11.3 1.11.2 1.11.1 1.11.0 1.10.2 1.10.1 1.10.0 1.9.1 1.9.0 1.8.3 1.8.2 1.8.1 1.8.0 1.7.2 1.7.1 1.7 1.6.4 1.6.2 1.6.1 1.4.4 1.4.3 1.4.2 1.4.1 1.4.0
- 1.7.3 1.7.2 1.7.1.0 1.7.0.0
- 2.0.0-beta.0 2.0.0-alpha.55 1.5.0-rc.0 1.4.8 1.4.0 1.3.20 1.2.29 1.1.5 1.0.8
- 1.8.3 1.7.0 1.6.0 1.5.2 1.4.4 1.3.3 1.2.4 1.1.7
- 1.10.4 1.9.7 1.8.10 1.7.8 1.6.3 1.5.4 1.4.6 1.3.3
- core1.6.0 core-compat1.6.0 core1.5.2 core-compat1.5.2 core-full-compat-yc1.4.5 core-full-compat1.4.5 core-full-nocompat-yc1.4.5 core-full-nocompat1.4.5
- 1.4.2 1.4.1 1.4.0 1.3.0 1.2.0 1.1.0
- 3.7.3 3.7.2 3.7.1 3.7.0 3.7 3.6.2 3.6.1 3.6

引入框架
- 1.4.5 1.4.4 1.4.3 1.4.2 1.4.1 1.4.0 1.3.2
- 1.11.4 1.11.3 1.11.2 1.11.1 1.11.0 1.10.4 1.10.3 1.10.2
- 3.3.6 3.3.5 3.3.0 3.2.0 2.3.2

汉王

HTML代码

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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="zh" lang="zh">
<head>
<title>JS贪食蛇游戏 作者:hsb008 QQ：416143054</title>
<meta http-equiv="content-type" content="text/html;charset=utf-8">
<style type="text/css">
body,h1,h2,h3,h4,h5,h6,hr,p,blockquote,dl,dt,dd,ul,ol,li,pre,form,fieldset,legend,button,input,textarea,th,td{margin:0;padding:0}
html{color:#000;overflow-y:scoll;overflow:-moz-scrollbars-vertical}
#con{width:400px; height:300px; position:absolute; left:50%; top:50%; margin-top:-150px; margin-left:-200px; background:#EFEFEF;}
.snake{width:10px;height:10px;position:absolute;background:green;left:0;top:0}
</style>
<script language="javascript">
	// 作者: hsb008	
	// QQ: 416143054
	var keyLeft = 37;
	var keyUp = 38;
	var keyRight = 39;
	var keyDown = 40;
	var i = 0, j = 0;
	var Snake = function(id, foodId){
		var l,r,u,d;
		var failStr = "GAME OVER";
		var speed = 100;
		var flag = {x:0, y:0};
		this._id = id;
		this._foodId = foodId;
		this._step = 10;
		this._foodCount = 0;
		this._nowPos = "";
		this.init = function(){
			var div = document.createElement("div");
			div.id = this._id;
			div.className = "snake";
			$("con").appendChild(div);
			this.food();
			this._step = $(this._id).offsetWidth;
			}
			this.body = function(x, y){
			var body = document.createElement("div");
			body.id = "b" + i;
			body.className = "snake";
			body.style.marginLeft = x + "px";
			body.style.marginTop = y + "px";
			i++;
			$("con").appendChild(body);
			}
			this.food = function(){
			this._foodCount++;
			var food = document.createElement("div");
			food.className = "snake";
			food.id = this._foodId;
			flag.x = (parseInt(Math.random() * $("con").offsetWidth / this._step)) * this._step;
			flag.y = (parseInt(Math.random() * $("con").offsetHeight / this._step)) * this._step;
				food.style.marginLeft = flag.x + "px";
				food.style.marginTop = flag.y + "px";
				$("con").appendChild(food);
			}
			this.go = function(dir){
				var self = this;
				switch(dir){
					case "DOWN" :
						if(this._nowPos != "UP"){
							this.clear();
							d = setTimeout(function(){self.moveDown();}, speed);
							this._nowPos = dir;
						}
						break;
					case "UP" :
						if(this._nowPos != "DOWN"){
							this.clear();
							u = setTimeout(function(){self.moveUp();}, speed);
							this._nowPos = dir;
						}
						break;
					case "LEFT":
						if(this._nowPos != "RIGHT"){
							this.clear();
							l = setTimeout(function(){self.moveLeft();}, speed);
							this._nowPos = dir;
						}
						break;
					case "RIGHT":
						if(this._nowPos != "LEFT"){
							this.clear();
							r = setTimeout(function(){self.moveRight();}, speed);
							this._nowPos = dir;
						}
						break;
					default:
						break;
				}
			}
			this.moveRight = function(){
				var self = this;
				if($(this._id).offsetLeft + $(this._id).offsetWidth < $("con").offsetWidth){
					this.eat();
					$(this._id).style.marginLeft = $(this._id).offsetLeft + this._step + "px";
					this.clear();
					r = setTimeout(function(){self.moveRight();}, speed);
				}else{
					this.fail();
				}
			}
			this.moveDown = function(){
				var self = this;
				if($(this._id).offsetTop + $(this._id).offsetHeight < $("con").offsetHeight){
					this.eat();
					$(this._id).style.marginTop = $(this._id).offsetTop + this._step + "px";
					this.clear();
					d = setTimeout(function(){self.moveDown();}, speed);
				}else{
					this.fail();
				}
			}
			this.moveLeft = function(){
				var self = this;
				if($(this._id).offsetLeft > 0){
					this.eat();
					$(this._id).style.marginLeft = $(this._id).offsetLeft - this._step + "px";
					this.clear();
					l = setTimeout(function(){self.moveLeft();}, speed);
				}else{
					this.fail();
				}
			}
			this.moveUp = function(){
				var self = this;
				if($(this._id).offsetTop > 0){
					this.eat();
					$(this._id).style.marginTop = $(this._id).offsetTop - this._step + "px";
					this.clear();
					u = setTimeout(function(){self.moveUp();}, speed);
				}else{
					this.fail();
				}
			}
			this.eat = function(){
				this.body($(this._id).offsetLeft, $(this._id).offsetTop);
				for(var n = j; n < i - 1; ++n){
					try{
						if(n < i - this._foodCount - 1){
							$("con").removeChild($("b" + n));
							j = n;
						}else if($(this._id).offsetLeft == $("b" + n ).offsetLeft && $(this._id).offsetTop == $("b" + n).offsetTop){
							this.fail();
						}
					}catch(e){
					}
				}
				
	$("score").innerHTML = (this._foodCount - 1) * 10;
	//$("f").innerHTML = "l:" + $(this._id).offsetLeft + ", l:" + $(this._id).offsetLeft + ", l:" + flag.x + ", l:" + flag.y;
		if($(this._id).offsetLeft == flag.x && $(this._id).offsetTop == flag.y){
				$("con").removeChild($(this._foodId));
				this.food();
				}
			}
			this.fail = function(){
				this.clear();
				alert(failStr);
				window.location.reload();
			}
			this.clear = function(){
				clearTimeout(u);
				clearTimeout(d);
				clearTimeout(l);
				clearTimeout(r);
			}
		}
		var startGame = function(){
			var s = new Snake("s1", "f1");
			s.init();
			s.go("RIGHT");
			
			document.onkeydown = function(e){
				var event = e || window.event;
				if(keyLeft == event.keyCode){
					s.go("LEFT");
				}else if(keyRight == event.keyCode){
					s.go("RIGHT");
				}else if(keyUp == event.keyCode){
					s.go("UP");
				}else if(keyDown == event.keyCode){
					s.go("DOWN");
				}
			}
		}
		function $(id){
			return document.getElementById(id);
		}
	</script>
<head>
<body>
<div id="f"></div>
	<div id="con">
		<div style = "position:absolute;top:-50px; left:110px; font-size:12px"><input type="button" value="开始游戏" onclick="startGame()" /> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;得分: <span id="score">0</span></div>
		<div id="fir">&nbsp;</div>
	</div>
</body>
</html>

CSS代码

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JS代码

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简介

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名称

原生JS贪食蛇网页代码

分类

游戏

描述

基于JavaScript编写实现的原生贪食蛇代码，有些Bug啊，蛇不能回头，这怎么玩啊，呵呵，作者给禁掉了，有兴趣的自己修改吧，总体来说，挺简洁的游戏界面，蛇的控制做的挺不错，要有回头路就好了。