original_string: public function display($id = null) {
  		$captcha = $this->Captchas->get($id);
  		$captcha = $this->Preparer->prepare($captcha);
  
  		$this->set(compact('captcha'));
  
  		$this->viewBuilder()->setClassName('Captcha.Captcha');
  	}
code: public function display($id = null) {
  		$captcha = $this->Captchas->get($id);
  		$captcha = $this->Preparer->prepare($captcha);
  
  		$this->set(compact('captcha'));
  
  		$this->viewBuilder()->setClassName('Captcha.Captcha');
  	}
code_tokens: public function display ( $ id = null ) { $ captcha = $ this -> Captchas -> get ( $ id ) ; $ captcha = $ this -> Preparer -> prepare ( $ captcha ) ; $ this -> set ( compact ( 'captcha' ) ) ; $ this -> viewBuilder ( ) -> setClassName ( 'Captcha.Captcha' ) ; }
docstring: Displays a captcha image
  
  @param int|null $id
  @return \Cake\Http\Response|void
docstring_tokens: Displays a captcha image