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    /*
    * ¶þάÊý×e °´Ä³ÁÐÅÅÐo
    * array_multisort($arr1,$arr2)
    * ÊÖ²a Àý×ÓÈçÏÂ
    *
    */
    $data[] = array('volume' => 67, 'edition' => 2);
    $data[] = array('volume' => 86, 'edition' => 1);
    $data[] = array('volume' => 85, 'edition' => 6);
    $data[] = array('volume' => 98, 'edition' => 2);
    $data[] = array('volume' => 86, 'edition' => 6);
    $data[] = array('volume' => 67, 'edition' => 7);
    // È¡µÃÁеÄÁбi
    foreach ($data as $key => $row) {
      $volume[$key] = $row['volume'];
      $edition[$key] = $row['edition'];
    }
    // ½«Êý¾Ý¸u¾Ý volume ½µÐoÅÅÁУ¬¸u¾Ý edition ÉýÐoÅÅÁÐ
    // °Ñ $data ×÷Ϊ×iºoÒ»¸o²ÎÊý£¬ÒÔͨÓüuÅÅÐo
    array_multisort($volume, SORT_DESC, $edition, SORT_ASC, $data);
    /*************************************/
    /* ´ÓÉÏÃaeµÄÀý×Ó²»ÄÑ¿´³o£¬array_multisort()º¯Êý
    * Êǽ«Ã¿Ò»¸o¶þάÊý×eµÄÁÐ×÷Ϊ Ò»¸o²ÎÊý½øÐÐÅÅÐo
    * À´´iµ½Õu¸oÊý×eµÄÅÅÐo
    */
    /*************************************/
    function sigcol_arrsort($data,$col,$type=SORT_DESC){
      if(is_array($data)){
        $i=0;
        foreach($data as $k=>$v){
          if(key_exists($col,$v)){
            $arr[$i] = $v[$col];
            $i++;
          }else{
            continue;
          }
        }
      }else{
        return false;
      }
      array_multisort($arr,$type,$data);
      return $data;
    }
    print_r(sigcol_arrsort($data,'edition',SORT_DESC));
    /*˵°×ÁË Ô­Ài¾ÍÊÇ£º
    ÐÂÊý×e  Ô­¶þάÊý×e
     2    array('volume' => 67, 'edition' => 2);
     1    array('volume' => 86, 'edition' => 1);
     6    array('volume' => 85, 'edition' => 6);
     2    array('volume' => 98, 'edition' => 2);
     6    array('volume' => 86, 'edition' => 6);
     7    array('volume' => 67, 'edition' => 7);
    ÕaÁ½¸oÊý×eµÄÿһÐж¼ËøÔÚÒ»Æð£¬ÐÂÊý×eÒ»µ(C)±a¶¯Ë³Ðo£¬
    ÄÇô¾Í»aÁ¬´øÿһÐеĶþάÊý×eÒ²¸u×űa»»Ë³Ðo £¬¼´ÐÂÊý×eΪ²ÎÕÕÎi
    Ïaµ±ÓÚ²eѯ×Ó¾aÖÐµÄ order by
    */

ÔËÐнa¹u£º

    Array
    (
      [0] => Array
        (
          [volume] => 67
          [edition] => 7
        )
      [1] => Array
        (
          [volume] => 85
          [edition] => 6
        )
      [2] => Array
        (
          [volume] => 86
          [edition] => 6
        )
      [3] => Array
        (
          [volume] => 67
          [edition] => 2
        )
      [4] => Array
        (
          [volume] => 98
          [edition] => 2
        )
      [5] => Array
        (
          [volume] => 86
          [edition] => 1
        )
    )

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