original_string: public function add_info($label, $value)
      {
          $canvas = $this->getCanvas();
          if (!is_null($canvas)) {
              $canvas->add_info($label, $value);
          }
      }
code: public function add_info($label, $value)
      {
          $canvas = $this->getCanvas();
          if (!is_null($canvas)) {
              $canvas->add_info($label, $value);
          }
      }
code_tokens: public function add_info ( $ label , $ value ) { $ canvas = $ this -> getCanvas ( ) ; if ( ! is_null ( $ canvas ) ) { $ canvas -> add_info ( $ label , $ value ) ; } }
docstring: Add meta information to the PDF after rendering
docstring_tokens: Add meta information to the PDF after rendering