打乱数组并保持索引 --- 2022-08-24

<?php

header("Content-type:text/html;charset=utf-8");
$arr =array("香蕉","苹果","梨子","橙子","橘子","榴莲");
var_dump($arr);

if (!empty($arr)) {
    $key =array_keys($arr);
    shuffle($key);
    foreach ($key as $value) {
      $arr2[$value] =$arr[$value];
    }
    $arr =$arr2;
}

echo "随机打乱数组：";
var_dump($arr);

?>

/**

• 打乱维数组排序-并保持索引
• @param array $list
• @return array
  */
  if (!function_exists('shuffleAssoc')) {
  function shuffleAssoc(lists)){
  return keys = array_keys(keys);
  keys as value){
  k] = value];
  }
  }
  return $result;
  }
  }

}