code: public function getContent()
      {
          $this->absolute();
  
          //if the pat is not a real file
          if (!is_file($this->data)) {
              //throw an exception
              Exception::i()
                  ->setMessage(self::ERROR_PATH_IS_NOT_FILE)
                  ->addVariable($this->data)
                  ->trigger();
          }
  
          return file_get_contents($this->data);
      }
docs: Returns the contents of a file given the path
  
  @return string