original_string: public static function clear_static() {
  
          static::$enabledsearchareas = null;
          static::$allsearchareas = null;
          static::$instance = null;
          static::$searchareacategories = null;
  
          base_block::clear_static();
          engine::clear_users_cache();
      }
code: public static function clear_static() {
  
          static::$enabledsearchareas = null;
          static::$allsearchareas = null;
          static::$instance = null;
          static::$searchareacategories = null;
  
          base_block::clear_static();
          engine::clear_users_cache();
      }
code_tokens: public static function clear_static ( ) { static :: $ enabledsearchareas = null ; static :: $ allsearchareas = null ; static :: $ instance = null ; static :: $ searchareacategories = null ; base_block :: clear_static ( ) ; engine :: clear_users_cache ( ) ; }
docstring: Clears all static caches.
  
  @return void
docstring_tokens: Clears all static caches .