'哈哈',         'sex' => '男'     ],     [         'name' => '李四',         'sex' => '男'     ],     [         'name' => '王五',         'sex' => '男'     ],     [         'name' => '张三1',         'sex' => '男'     ],     [         'name' => '李四',         'sex' => '女'     ], ]; /*  * $dataArr  array  要排序数组  * $whereArr array  排序的条件  * $key   string    要排序数组的排序条件字段  * return array  */ function SortAry($dataArr = [], $whereArr = [], $key = ''){
      $returnArr = [];     if(empty($dataArr) || empty($whereArr) || empty($key) )     {
          $returnArr['error'] = '参数必须';         return  $returnArr;     }     if(!is_array($dataArr))     {
          $returnArr['error'] = '第一个参数 $dataArr必须是数组';         return $returnArr;     }     if(!is_array($whereArr))     {
          $returnArr['error'] = '第二个参数 $whereArr必须是数组';         return $returnArr;     }     if(!is_string($key))     {
          $returnArr['error'] = '第三个参数 $key必须是字符串';         return $returnArr;     }     $newArr = [];     $newReArr = [];     foreach($dataArr as $dKey => $dVal){
          //不是二维跳过         if(!is_array($dVal))         {
              $newReArr[] = $dVal;             continue;         }         //判断条件字段是否设置         if(!isset($dVal[$key]))         {
              $newReArr[] = $dVal;             continue;         }         //不在排序条件中         if(!in_array($dVal[$key], $whereArr))         {
              $newReArr[] = $dVal;             continue;         }         $newArr[$dVal[$key]][] = $dVal;     }     if($newArr)     {
          foreach($whereArr as $wKey => $wVal){
              //判断条件字段是否设置             if(isset($newArr[$wVal])){
                  foreach($newArr[$wVal] as $nKey => $nVal){
                      $returnArr[] = $nVal;                 }             }         }     }     $returnArr = array_merge($returnArr, $newReArr);     return $returnArr; } $reData = SortAry($dataArr, $whereArr, '-1'); if(isset($reData['error'])) {
      echo $reData['error']; } else {
      var_dump($reData); }