public function advance($t, $n) {
        for ($i = 0; $i < $n; $i++) {
            $t = $this->next($t);
        }
        return $t;
    }
public function advance($t, $n) {
        for ($i = 0; $i < $n; $i++) {
            $t = $this->next($t);
        }
        return $t;
    }
public function advance ( $ t , $ n ) { for ( $ i = 0 ; $ i < $ n ; $ i ++ ) { $ t = $ this -> next ( $ t ) ; } return $ t ; }
Iterated hole advancement.
@param $t Element to fill hole with
@param $i How many forward to advance hole
@return Original contents of new hole, i away
Iterated hole advancement .