public function createTree($visitedArray) {
            foreach($this->pointList as $point) {
                $newVisitedArray = $visitedArray;
                //echo "New array";
                array_push($newVisitedArray,$point);
                //echo "Array push";
                if(in_array($point,$visitedArray)) {
                    //echo "Same point";
                } else if($point == $this->endPoint) {
                    $this->addPath($newVisitedArray);
                    //echo "Completed path";
                    $this->printPath($newVisitedArray);
                } else {
                    $this->createTree($newVisitedArray);
                    //blu
                    echo "Create a new tree";
                }
            }

        }