html源码，要做网页的话复制源码新建一个文本文档粘贴进去，然后文本文档改名index.html即可。
玩法：用键盘的上下左右控制。
<!DOCTYPE html>
<html>
<head>
<title>贪吃蛇-小高教学网www.12580sky.com</title>
<meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\" />
<style type=\"text/css\">
.backDiv {
text-align: center;
position:absolute;
top:20px;
left:300px;
width:820px;
height:550px;
}
.display {
position:absolute;
top:0px;
left:685px;
width:180px;
height:510px;
border: 5px solid black;
background-color: #ccffff;
}
#gamePanel table {
border-collapse: collapse;/*合并单元格边框*/
border: 5px solid black;
background-color: #f0f0f0;
}
#gamePanel td {
width:15px;
height:15px;
}
#scoreDiv {
position: absolute;
top: 20px;
left:20px;
text-align: left;
font-size: 20px;
font-weight: bold;
}
#prompt {
position: absolute;
top: 180px;
left: 20px;
text-align: left;
font-weight: bold;
}
#operator {
position: absolute;
top:550px;
left:100px;
}
#result {
position: absolute;
top:200px;
left:220px;
background-color: #00ffff;
font-size: 20px;
font-weight: bold;
text-align: left;
padding: 20px;
}
</style>
<script>
var snake = [];// 蛇数组
var barrers = [];// 障碍物数组
var game = {sizeX:\"30\",sizeY:\"40\",record:\"0\"};
var appearTime = disappearTime = 0;// 超级食物出现
var superFoodX = superFoodY = null;
var color = 0;// 食物颜色
function init(){
clearTimeout(game.time);
snake = [];
barrers = [];
game.x = 0;game.y = 1;
game.dir = null;
game.direction = \"right\";
game.rate = null;
game.lengths = 2;// 蛇的长度
game.score = 0;
$(\"scoreDiv\").innerHTML = \"得分：\"+game.score+\"<br/><br/>长度：\"+ game.lengths+\"<br/><br/>\"+\"最高分：\"+game.record;
$(\"pass\").disabled = false;
$(\"rate\").disabled = false;
$(\"start\").disabled = false;
bord();// 设置界面
barrer();// 设置障碍物
$(\"result\").style.visibility = \"hidden\";
snake.push(\"tb_\" + game.x + \"_\" + (game.y-1));
snake.push(\"tb_\" + game.x + \"_\" + game.y);// 蛇头
}
function $(id){
return document.getElementById(id);
}
// 表格
function bord(){
var panel = [];// 游戏面板
var proPanel = [];// 提示面板
panel.push(\"<table>\");
for(var i=0; i<game.sizeX; i++){
panel.push(\"<tr>\");
for(var j=0; j<game.sizeY; j++){
panel.push(\'<td id=\"tb_\' + i + \"_\" + j + \'\" > </td>\');
}
panel.push(\"</tr>\");
}
panel.push(\"</table>\");
$(\"gamePanel\").innerHTML = panel.join(\"\");
proPanel.push(\"<table>\");
proPanel.push(\'<tr>\'+\'<td width=\"20px\" height=\"20px\" bgcolor=\"#ff3300\"></td>\' + \'<td>h得分+10</td>\'+\'</tr>\');
proPanel.push(\'<tr>\'+\'<td width=\"20px\" height=\"20px\" bgcolor=\"#33cc33\"></td>\' + \'<td>h得分+30</td>\'+\'</tr>\');
proPanel.push(\'<tr>\'+\'<td width=\"20px\" height=\"20px\" bgcolor=\"#99ff66\"></td>\' + \'<td>h得分+50</td>\'+\'</tr>\');
proPanel.push(\'<tr>\'+\'<td width=\"20px\" height=\"20px\" bgcolor=\"#ffff00\"></td>\' + \'<td>h得分+100</td>\'+\'</tr>\');
proPanel.push(\'<tr>\'+\'<td width=\"20px\" height=\"20px\" bgcolor=\"#006600\"></td>\' + \'<td>h得分-30</td>\'+\'</tr>\');
proPanel.push(\'<tr>\'+\'<td width=\"20px\" height=\"20px\" bgcolor=\"#000000\"></td>\' + \'<td>h得分-50</td>\');
proPanel.push(\"</table>\");
$(\"prompt\").innerHTML = proPanel.join(\"\");
}
// 关卡障碍物设置
function barrer() {
var passValue = $(\"pass\").value;
for(var i=0; i<barrers.length; i++) {
$(barrers[i]).style.backgroundColor = \"\";
}
barrers = [];
if(passValue == 2) {
for(var i=8; i<game.sizeX-8; i++) {
barrers.push(\"tb_\" + i + \"_\" + 10);
barrers.push(\"tb_\" + i + \"_\" + (game.sizeY-10));
}
}
if(passValue == 3) {
for(var i=8; i<game.sizeY-8; i++) {
barrers.push(\"tb_\" + Math.floor(game.sizeX/2) + \"_\" + i);
}
for(var i=6; i<game.sizeX-6; i++) {
barrers.push(\"tb_\" + i + \"_\" + Math.floor(game.sizeY/2));
}
}
if(passValue == 4) {
for(var i=12; i<game.sizeY-11; i++) {
barrers.push(\"tb_\" + Math.floor(game.sizeX/2) + \"_\" + i);
}
for(var j=6; j<game.sizeX-6; j++) {
barrers.push(\"tb_\" + j + \"_\" + Math.floor(game.sizeY/2+1));
}
for(var i=6; i<game.sizeX-6; i++) {
if(i < game.sizeX/2) {barrers.push(\"tb_\"+i+\"_\"+12);}
else{barrers.push(\"tb_\"+i+\"_\"+(game.sizeY-11));}
}
for(var j=12; j<game.sizeY-11; j++) {
if(j <= game.sizeY/2) {barrers.push(\"tb_\"+(game.sizeX-7)+\"_\"+j);}
else {barrers.push(\"tb_\"+6+\"_\"+(j+1));}
}
}
if(passValue == 5) {
for(var i=0; i<14; i++) {
barrers.push(\"tb_\" + 7 + \"_\" + i);
barrers.push(\"tb_\" + (game.sizeX-8) + \"_\" + (game.sizeY-i-1));
}
for(var i=15; i<25; i++) {
if(i < 18 || i > 21){
barrers.push(\"tb_\"+10 +\"_\"+i);
barrers.push(\"tb_\"+(game.sizeX-11)+\"_\"+i);
}
}
for(var i=0; i<9; i++) {
barrers.push(\"tb_\" + i + \"_\" + (game.sizeY-13));
barrers.push(\"tb_\" + (game.sizeX-i-1) + \"_\" + 12);
}
for(var i=11; i<19; i++) {
if(i < 13 || i > 16){
barrers.push(\"tb_\"+i+\"_\"+15);
barrers.push(\"tb_\"+i+\"_\"+(game.sizeY-16));
}
}
}
// 设置障碍物颜色
for(var i=0; i<barrers.length; i++) {
$(barrers[i]).style.backgroundColor = \"#660033\";
}
}
// 开始游戏
function startGame() {
food();
game.start = true;
$(\"pass\").disabled = true;
$(\"rate\").disabled = true;
$(\"start\").disabled = true;
game.rate = $(\"rate\").value;
$(snake[0]).style.backgroundColor = \"#0066ff\";
$(snake[1]).style.backgroundColor = \"blue\";
game.time = setTimeout(function(){
snakeMove();
},game.rate);
superFood();
}
// 蛇移动 速度，方向
function snakeMove() {
if(game.direction == \"right\") {game.y += 1; }// 右移
if(game.direction == \"left\") {game.y -= 1; }// 左移
if(game.direction == \"up\") {game.x -= 1; }// 上移
if(game.direction == \"down\") {game.x += 1; }// 下移
// 判断游戏是否结束
if(result() == true) {
clearTimeout(game.time); clearTimeout(appearTime); clearTimeout(disappearTime);
game.start = false;
var res = \"游戏结束!<br/>\";
if(game.score > game.record){
res += \"恭喜你破纪录啦！<br/>\";
$(\"scoreDiv\").innerHTML = \"得分：\" + game.score + \"<br/><br/>最高分：\" + game.record;
}
res += \"您的得分为：\" + game.score + \"<br/>长度:\"+game.lengths;
$(\"result\").style.visibility = \"visible\";
$(\"result\").innerHTML = res;
return;
}
if(game.x==game.fx && game.y==game.fy) {eat(1);}
if(game.x==superFoodX && game.y==superFoodY) {eat(2);}
move();
game.time = setTimeout(function() {
snakeMove(game.rate,game.direction);
},game.rate);
}
function move() {
$(snake[0]).style.backgroundColor = \"\";
// 保留蛇当前的位置
for(var i=1; i<snake.length; i++) {
snake[i-1] = snake[i];
}
snake[snake.length-1] = \"tb_\" + game.x + \"_\" + game.y;// 蛇头位置
for(var i=0; i<snake.length-1; i++) {
$(snake[i]).style.backgroundColor = \"#0066ff\";
}
$(snake[i]).style.backgroundColor = \"blue\";
}
// 食物 位置随机且不能与蛇位置重复
function food() {
game.fx = Math.floor(Math.random(game.sizeX)*game.sizeX);
game.fy = Math.floor(Math.random(game.sizeY)*game.sizeY);
if($(\"tb_\" + game.fx + \"_\" + game.fy).style.backgroundColor != \"\") {food(); }
else {$(\"tb_\" + game.fx + \"_\" + game.fy).style.backgroundColor = \"#ff3300\"; }
}
// 超级食物出现
function superFood() {
appearTime = setTimeout(function(){
var n = Math.floor(Math.random(10)*10);
superFoodX = Math.floor(Math.random(game.sizeX)*game.sizeX);
superFoodY = Math.floor(Math.random(game.sizeY)*game.sizeY);
if($(\"tb_\" + superFoodX + \"_\" + superFoodY).style.backgroundColor != \"\") {superFood(); }
else{
if((\"tb_\" + superFoodX + \"_\" + superFoodY) == (\"tb_\" + game.fx + \"_\" + game.fy)){superFood(); return ;}
if(n < 3){$(\"tb_\" + superFoodX + \"_\" + superFoodY).style.backgroundColor = \"#33cc33\"; color = 0;}
else if(3 <= n && n < 5){$(\"tb_\" + superFoodX + \"_\" + superFoodY).style.backgroundColor = \"#006600\"; color = 1;}
else if(5 <= n && n < 7){$(\"tb_\" + superFoodX + \"_\" + superFoodY).style.backgroundColor = \"#99ff66\"; color = 2;}
else if(7 <= n && n < 9){$(\"tb_\" + superFoodX + \"_\" + superFoodY).style.backgroundColor = \"#000000\"; color = 3;}
else {$(\"tb_\" + superFoodX + \"_\" + superFoodY).style.backgroundColor = \"#ffff00\"; color = 4;}
clearTimeout(disappearTime);
superFood();
// 一定时间后超级食物消失
disappearTime = setTimeout(function(){
$(\"tb_\" + superFoodX + \"_\" + superFoodY).style.backgroundColor = \"\";
superFoodX = superFoodY = null;
},game.rate*120-game.rate*50);
}
},game.rate*120);
}
// 蛇吃食物
function eat(ef) {
// 吃普通食物
if(ef == 1) {snake.push(\"tb_\" + game.fx + \"_\" + game.fy); game.score += 10; food();}
// 吃超级食物
if(ef == 2) {
if(color == 0) {game.score += 30;}
else if(color == 1) {game.score -= 30;}
else if(color == 2) {game.score += 50;}
else if(color == 3) {game.score -= 50;}
else {game.score += 100;}
snake.push(\"tb_\" + superFoodX + \"_\" + superFoodY);
if(game.score < 0) {game.score = 0;}
clearTimeout(disappearTime);
}
game.lengths += 1;
$(\"scoreDiv\").innerHTML = \"得分：\"+game.score+\"<br/><br/>长度：\"+game.lengths+\"<br/><br/>最高分：\"+game.record;
}
// 游戏结束
function result() {
var next = \"tb_\" + game.x + \"_\" + game.y;
if(game.x<0 || game.x>=game.sizeX || game.y<0 || game.y>=game.sizeY) {return true;}
for(var i=0; i<snake.length; i++) {if(next == snake[i]) {return true;}}
for(var i=0; i<barrers.length; i++) {if(next == barrers[i]) {return true;}}
return false;
}
// 键盘控制
function control(v) {
var evt = v;
game.dir = game.direction;
if(37 <= evt.keyCode && evt.keyCode <= 40 && game.start){
if(evt.keyCode == 37){game.dir==\"right\" ? game.direction = \"right\":game.direction = \"left\";}// 左
if(evt.keyCode == 38){game.dir==\"down\" ? game.direction = \"down\" : game.direction = \"up\";}// 上
if(evt.keyCode == 39){game.dir==\"left\" ? game.direction = \"left\" : game.direction = \"right\";}// 右
if(evt.keyCode == 40){game.dir==\"up\" ? game.direction = \"up\" : game.direction = \"down\";}// 下
if(game.dir != game.direction){clearTimeout(game.time); snakeMove(); }
}
}
</script>
</head>
<body onload=\"init();\" onkeyup=\"control(event);\" >
<div class=\"backDiv\">
<div class=\"display\">
<div id=\"scoreDiv\">分数：0</div><br/>
<div id=\"prompt\"></div>
</div>
<div id=\"gamePanel\" ></div><br/>
<div id=\"operator\">
选择关卡：<select id=\"pass\" onchange=\"barrer();\">
<option value=\"1\">关卡1</option>
<option value=\"2\">关卡2</option>
<option value=\"3\">关卡3</option>
<option value=\"4\">关卡4</option>
<option value=\"5\">关卡5</option>
</select>hh
速度：<select id=\"rate\">
<option value=\"500\">慢</option>
<option value=\"250\">中</option>
<option value=\"100\">快</option>
</select>hh
<input type=\"button\" id=\"start\" value=\"开始\" onclick=\"startGame();\" />hh
<input type=\"button\" id=\"resets\" value=\"重玩\" onclick=\"init();\" />
</div>
<div id=\"result\"></div>
</div>
<div style=\"text-align:center;\">
<p><a href=\"http://www.12580sky.com\" target=\"_blank\">小高教学网</a></p>
</div>
</body>
</html>
