php二维数据排序函数

lmseohy 2015-06-17

function array_sort($arr,$keys,$type='asc'){ 
    $keysvalue = $new_array = array();
    foreach ($arr as $k=>$v){
        $keysvalue[$k] = $v[$keys];
    }
    if($type == 'asc'){
        asort($keysvalue);
    }else{
        arsort($keysvalue);
    }
    reset($keysvalue);
    foreach ($keysvalue as $k=>$v){
        $new_array[$k] = $arr[$k];
    }
    return $new_array; 
}

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