PHP 判断二维数组中是否存在某个数组

function multidimensional_search($parents, $searched) {if (empty($searched) || empty($parents)) {return false;}foreach ($parents as $key => $value) {$exists = true;foreach ($searched as $skey => $svalue) {$exists = ($exists && IsSet($parents[$key][$skey]) && $parents[$key][$skey] == $svalue);}if($exists){ return $key; }}return false;}

参考：http://baike.1688.com/doc/view-d35956076.html