Illuminate\Support\Collection::pop PHP Method

    public function pop()
    {
        return array_pop($this->items);
    }

 /**
  * Remove the last prefix if it matches the controller.
  *
  * @param \Illuminate\Support\Collection $prefixes
  *
  * @return mixed
  */
 protected function removeControllerFromPrefixes($prefixes)
 {
     if ($prefixes->last() == $this->controller) {
         $prefixes->pop();
     }
     return $prefixes;
 }