original_string: public function rootUrl($include_host = false)
      {
          if ($include_host) {
              return $this->root;
          }
  
          return str_replace($this->base, '', $this->root);
      }
code: public function rootUrl($include_host = false)
      {
          if ($include_host) {
              return $this->root;
          }
  
          return str_replace($this->base, '', $this->root);
      }
code_tokens: public function rootUrl ( $ include_host = false ) { if ( $ include_host ) { return $ this -> root ; } return str_replace ( $ this -> base , '' , $ this -> root ) ; }
docstring: Return root URL to the site.
  
  @param bool $include_host Include hostname.
  
  @return mixed
docstring_tokens: Return root URL to the site .