$prize_arr?=?array（?
????‘0‘?=>?array（‘id‘=>1‘min‘=>1‘max‘=>29‘prize‘=>‘一等獎‘‘v‘=>1）?
????‘1‘?=>?array（‘id‘=>2‘min‘=>302‘max‘=>328‘prize‘=>‘二等獎‘‘v‘=>2）?
????‘2‘?=>?array（‘id‘=>3‘min‘=>242‘max‘=>268‘prize‘=>‘三等獎‘‘v‘=>5）?
????‘3‘?=>?array（‘id‘=>4‘min‘=>182‘max‘=>208‘prize‘=>‘四等獎‘‘v‘=>7）?
????‘4‘?=>?array（‘id‘=>5‘min‘=>122‘max‘=>148‘prize‘=>‘五等獎‘‘v‘=>10）?
????‘5‘?=>?array（‘id‘=>6‘min‘=>62‘max‘=>88‘prize‘=>‘六等獎‘‘v‘=>25）?
????‘6‘?=>?array（‘id‘=>7‘min‘=>array（3292152212272332）?
‘max‘=>array（58118178238298358）‘prize‘=>‘七等獎‘‘v‘=>50）?
）;?
function?getRand（$proArr）?{?
????$result?=?‘‘;?
?
????//概率數組的總概率精度?
????$proSum?=?array_sum（$proArr）;?
?
????//概率數組循環?
????foreach?（$proArr?as?$key?=>?$proCur）?{?
????????$randNum?=?mt_rand（1?$pr

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2013-08-31?19:04??luck\
?????文件???????45587??2013-04-28?16:21??luck\disk.jpg
?????文件???????11500??2013-01-17?11:16??luck\jQueryRotate.2.2.js
?????文件????????5555??2013-01-17?18:22??luck\jquery.easing.min.js
?????文件???????72174??2013-08-31?19:01??luck\jquery.js
?????文件???????27297??2013-04-28?15:23??luck\start.png
?????文件????????2393??2013-08-31?19:15??luck.php
?????文件????????1587??2013-08-31?19:17??data.php