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今天就跟大家聊聊有关利用php编写一个贪吃蛇小游戏，可能很多人都不太了解，为了让大家更加了解，小编给大家总结了以下内容，希望大家根据这篇文章可以有所收获。
control.php
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8"/>
</head>
<body>
<a href="control.php?a=up">上<a/> <?session_start(); echo $_SESSION['count'];?>分<br/>
<a href="control.php?a=left">左<a/> <a href="control.php?a=right">右<a/><br/>
<a href="control.php?a=down">下<a/>
<?
switch($_GET['a']){
case "up";
$_SESSION['con']="up";
break;
case "down":
$_SESSION['con']="down";
break;
case "left":
$_SESSION['con']="left";
break;
case "right":
$_SESSION['con']="right";
break;
}
?>
</body>
</html>main.php
<!DOCTYPE html> <html> <head> <meta charset="utf-9"/> <meta http-equiv="refresh" content="0.5"/> </head> <frameset rows="95,*" border="1" noresize > <frame src="control.php" name="top"/> <frame src="./tcs.php" name="menu"/> </frameset> </html>
tcs.php
<?php
session_start();
$_SESSION['ud'];
$_SESSION['lr'];
$im = imagecreatetruecolor(300,300);
$blue = imagecolorallocate($im,0,0,255);
$red = imagecolorallocate($im,255,0,0);
$c1 = imagecolorallocate($im,200,200,200);
imagefill($im,0,0,$c1);
if(!isset($_SESSION['a'])&&!isset($_SESSION['b'])){
$_SESSION['a'] =rand(0,290);
$_SESSION['b'] =rand(0,290);
}
if(isset($_SESSION['a'])&&isset($_SESSION['b'])){
imagerectangle($im,$_SESSION['a'],$_SESSION['b'],$_SESSION['a']+10,$_SESSION['b']+10,$red);
}
if(abs(($_SESSION['lr']-$_SESSION['a']))<=5&&abs($_SESSION['ud']-$_SESSION['b'])<=5){
unset($_SESSION['a']);
unset($_SESSION['b']);
$_SESSION['count']++;
}
switch($_SESSION['con']){
case "up";
if($_SESSION['ud']>10)
$_SESSION['ud']-=10;
else
$_SESSION['ud']=0;
break;
case "down":
if($_SESSION['ud']<=280)
$_SESSION['ud']+=10;
else
$_SESSION['ud']=290;
break;
case "left":
if($_SESSION['lr']>10)
$_SESSION['lr']-=10;
else
$_SESSION['lr']=0;
break;
case "right":
if($_SESSION['lr']<=280)
$_SESSION['lr']+=10;
else
$_SESSION['lr']=290;
break;
}
for($i=0;$i<=$_SESSION['count'];$i++){
switch($_SESSION['con']){
case "up":
$_SESSION['udnext'] = $_SESSION['ud']+10*$i;
imagerectangle($im,$_SESSION['lr'],$_SESSION['udnext'],$_SESSION['lr']+10,$_SESSION['udnext']+10,$blue);
// imagerectangle($im,$_SESSION['lr'],$_SESSION['udtime'][time()-$i],$_SESSION['lr']+10,$_SESSION['udtime'][time()-$i]+10,$blue);
break;
case "down":
$_SESSION['udnext'] = $_SESSION['ud']-10*$i;
imagerectangle($im,$_SESSION['lr'],$_SESSION['udnext'],$_SESSION['lr']+10,$_SESSION['udnext']+10,$blue);
// imagerectangle($im,$_SESSION['lr'],$_SESSION['udtime'][time()+$i],$_SESSION['lr']+10,$_SESSION['udtime'][time()+$i]+10,$blue);
break;
case "left":
$_SESSION['lrnext'] = $_SESSION['lr']+10*$i;
imagerectangle($im,$_SESSION['lrnext'],$_SESSION['ud'],$_SESSION['lrnext']+10,$_SESSION['ud']+10,$blue);
// imagerectangle($im,$_SESSION['lrtime'][time()-$i],$_SESSION['ud'],$_SESSION['lrtime'][time()-$i]+10,$_SESSION['ud']+10,$blue);
break;
case "right":
$_SESSION['lrnext'] = $_SESSION['lr']-10*$i;
imagerectangle($im,$_SESSION['lrnext'],$_SESSION['ud'],$_SESSION['lrnext']+10,$_SESSION['ud']+10,$blue);
// imagerectangle($im,$_SESSION['lrtime'][time()+$i],$_SESSION['ud'],$_SESSION['lrtime'][time()+$i]+10,$_SESSION['ud']+10,$blue);
break;
}
//imagerectangle($im,$_SESSION['lr'],$_SESSION['ud'],$_SESSION['lr']+10,$_SESSION['ud']+10,$blue);
}
header("Content-Type: image/jpeg");
imagejpeg($im);
imagedestroy($im);
?>看完上述内容，你们对利用php编写一个贪吃蛇小游戏有进一步的了解吗？如果还想了解更多知识或者相关内容，请关注亿速云行业资讯频道，感谢大家的支持。
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