PHP学习：基于JQuery+PHP编写砸金蛋中奖程序

PHP编程
<div class="egg"> 
 <ul class="eggList"> 
 <p class="hammer" id="hammer">锤子</p> 
 <p class="resultTip" id="resultTip"><b id="result"></b></p> 
 <li><span>1</span><sup></sup></li> 
 <li><span>2</span><sup></sup></li> 
 <li><span>3</span><sup></sup></li> 
 </ul> 
</div> 

PHP编程
.egg{width:660px; height:400px; margin:50px auto 20px auto;} 
.egg ul li{z-index:999;} 
.eggList{padding-top:110px;position:relative;width:660px;} 
.eggList li{float:left;background:url(images/egg_1.png) no-repeat bottom;width:158px; 
height:187px;cursor:pointer;position:relative;margin-left:35px;} 
.eggList li span{position:absolute; width:30px; height:60px; left:68px; top:64px; color:#ff0; 
 font-size:42px; font-weight:bold} 
.eggList li.curr{background:url(images/egg_2.png) no-repeat bottom;cursor:default;z-index:300;} 
.eggList li.curr sup{position:absolute;background:url(images/img-4.png) no-repeat;width:232px; 
height:181px;top:-36px;left:-34px;z-index:800;} 
.hammer{background:url(images/img-6.png) no-repeat;width:74px;height:87px;position:absolute; 
text-indent:-9999px;z-index:150;left:168px;top:100px;} 
.resultTip{position:absolute; background:#ffc ;width:148px;padding:6px;z-index:500;top:200px; 
left:10px; color:#f60; text-align:center;overflow:hidden;display:none;z-index:500;} 
.resultTip b{font-size:14px;line-height:24px;}

PHP编程
$(".eggList li").hover(function() { 
 var posL = $(this).position().left + $(this).width(); 
 $("#hammer").show().css('left', posL); 
}) 

PHP编程
$(".eggList li").click(function() { 
 $(this).children("span").hide(); 
 eggClick($(this)); 
}); 

PHP编程
function eggClick(obj) { 
 var _this = obj; 
 $.getJSON("data.php",function(res){//ajax哀求 
 _this.unbind('click'); //解除click 
 $(".hammer").css({"top":_this.position().top-55,"left":_this.position().left+185}); 
 $(".hammer").animate({//锤子动画 
 "top":_this.position().top-25, 
 "left":_this.position().left+125 
 },30,function(){ 
 _this.addClass("curr"); //蛋碎效果 
 _this.find("sup").show(); //金花四溅 
 $(".hammer").hide();//隐藏锤子 
 $('.resultTip').css({display:'block',top:'100px',left:_this.position(). 
 left+45,opacity:0}) 
 .animate({top: '50px',opacity:1},300,function(){//中奖结果动画 
  if(res.msg==1){//返回结果 
  $("#result").html("恭喜,您中得"+res.prize+"!"); 
  }else{ 
  $("#result").html("很遗憾,您没能中奖!"); 
  } 
 }); 
 } 
 ); 
 }); 
} 

PHP编程
$prize_arr = array( 
 '0' => array('id'=>1,'prize'=>'平板电脑','v'=>3), 
 '1' => array('id'=>2,'prize'=>'数码相机','v'=>5), 
 '2' => array('id'=>3,'prize'=>'音箱设备','v'=>10), 
 '3' => array('id'=>4,'prize'=>'4G优盘','v'=>12), 
 '4' => array('id'=>5,'prize'=>'Q币10元','v'=>20), 
 '5' => array('id'=>6,'prize'=>'下次没准就能中哦','v'=>50), 
); 
foreach ($prize_arr as $key => $val) { 
 $arr[$val['id']] = $val['v']; 
} 
$rid = getRand($arr); //根据概率获取奖项id 
$res['msg'] = ($rid==6)?0:1; //如果为0则没中 
$res['prize'] = $prize_arr[$rid-1]['prize']; //中奖项 
echo json_encode($res); 
//计算概率 
function getRand($proArr) { 
 $result = ''; 
 //概率数组的总概率精度 
 $proSum = array_sum($proArr); 
 //概率数组循环 
 foreach ($proArr as $key => $proCur) { 
 $randNum = mt_rand(1, $proSum); 
 if ($randNum <= $proCur) { 
 $result = $key; 
 break; 
 } else { 
 $proSum -= $proCur; 
 } 
 } 
 unset ($proArr); 
 return $result; 
}