php数组随机排序实现方法

<?php 
$array = array('A','2','3','4','5','6','7','8','9','10','J','Q','K'); 
shuffle($array); //随机排序数组 
print_r($array); //输出数组 
?>

Array
(
  [0] => Q
  [1] => 3
  [2] => 5
  [3] => 2
  [4] => 10
  [5] => 9
  [6] => K
  [7] => 4
  [8] => J
  [9] => 6
  [10] => 7
  [11] => 8
  [12] => A
)