php大转盘抽奖

抽奖大转盘演示：http://www.sucaihuo.com/php/3301.htmlfunction getRand($proArr, $proCount) { ????$result = ‘‘; ????$proSum = 0; ????foreach ($proCount as $key => $val) { ????????if ($val <= 0) { ????????????continue; ????????} else { ????????????$proSum = $proSum + $proArr[$key]; ????????} ????} ????foreach ($proArr as $key => $proCur) { ????????if ($proCount[$key] <= 0) { ????????????continue; ????????} else { ????????????$randNum = mt_rand(1, $proSum); ????????????if ($randNum <= $proCur) { ????????????????$result = $key; ????????????????break; ????????????} else { ????????????????$proSum -= $proCur; ????????????} ????????} ????} ????unset($proArr); ????return $result; }

$prizes = array( ????????0 => array( ????????????"id" => 0, //中奖id ????????????"name" => "谢谢参与", //奖品名称 ????????????"count" => "100", //库存 ????????), ????????1 => array( ????????????"id" => 1, ????????????"name" => "罗浮山门票", ????????????"count" => "40", ????????), ????????2 => array( ????????????"id" => 2, ????????????"name" => "罗浮山嘉宝田温泉体验券", ????????????"count" => "40", ????????), ????????3 => array( ????????????"id" => 3, ????????????"name" => "精美旅游书籍《山水酿惠州》", ????????????"count" => "40", ????????), ????????4 => array( ????????????"id" => 4, ????????????"name" => "碧海湾漂流门票", ????????????"count" => "40", ????????), ????????5 => array( ????????????"id" => 5, ????????????"name" => "南昆山门票", ????????????"count" => "40", ????????), ????????6 => array( ????????????"id" => 6, ????????????"name" => "云顶温泉精美礼品", ????????????"count" => "40", ????????), ????); ???