original_string: public static function page($page = null)
      {
          if ($page !== null) {
              self::$_page = $page;
          }
          return self::$_page;
      }
code: public static function page($page = null)
      {
          if ($page !== null) {
              self::$_page = $page;
          }
          return self::$_page;
      }
code_tokens: public static function page ( $ page = null ) { if ( $ page !== null ) { self :: $ _page = $ page ; } return self :: $ _page ; }
docstring: Get or set the current page.
  
  @param null|Page $page
  @return null|Page
docstring_tokens: Get or set the current page .