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