PHP多维数组排序

来源https://blog.csdn.net/u011348776/article/details/52818154

 

$array1 = array(

      0=>array('id'=>8,'name'=>'Apple','age'=> 18),

      1=>array('id'=>8,'name'=>'Bed','age'=>17),

      2=>array('id'=>5,'name'=>'Cos','age'=>16),

      3=>array('id'=>5,'name'=>'Cos','age'=>14)

);

function sortArrByManyField(){

  $args = func_get_args();

  if(empty($args)){

    return null;

  }

  $arr = array_shift($args);

  if(!is_array($arr)){

    throw new Exception("第一个参数不为数组");

  }

  foreach($args as $key => $field){

    if(is_string($field)){

      $temp = array();

      foreach($arr as $index=> $val){

        $temp[$index] = $val[$field];

      }

      $args[$key] = $temp;

    }

  }

  $args[] = &$arr;//引用值

  call_user_func_array('array_multisort',$args);

  return array_pop($args);

}

$arr = sortArrByManyField($array1,'id',SORT_ASC,'name',SORT_ASC,'age',SORT_DESC);

print_r($arr);