original_string: public function addButtons()
      {
          $this->save = $this->addSubmit('Save');
          $this->reset = $this->addSubmit('Reset');
  
          return $this;
      }
code: public function addButtons()
      {
          $this->save = $this->addSubmit('Save');
          $this->reset = $this->addSubmit('Reset');
  
          return $this;
      }
code_tokens: public function addButtons ( ) { $ this -> save = $ this -> addSubmit ( 'Save' ) ; $ this -> reset = $ this -> addSubmit ( 'Reset' ) ; return $ this ; }
docstring: Add Save and Reset buttons.
  
  @return $this
docstring_tokens: Add Save and Reset buttons .