SiroDiaz / DataStructures

        $node = $this->getNodeFromPrefix($prefix);

        $words = [];

        if($node !== null) {

            foreach($node->children as $char => $n) {

                $words = $this->_traverse($node->children[$char], $words, $prefix . $char);

            }

        }

            $words[] = $word;

        }

        foreach($node->children as $char => $n) {

            return $this->_traverse($node->children[$char], $words, $word . $n->char);

        }

    }