//百度知道中的代码,mark一下 $data = array( array( "price" => "6874","air" => "国泰" ), array( "price" => "4726","air" => "大韩航空" ), array( "price" => "6569","air" => "国泰航空" ), array( "price" => "6569","air" => "卡塔尔航空" ), array( "price" => "3380","air" => "美国航空" ), array( "price" => "4200","air" => "泰国航空" ) ); //随机选择出两个元素 $temp=array_rand($data,2); //重组数组 foreach($temp as $val){ $data_last[]=$data[$val]; } print_R($data_last); //分享自