code: public function render(){
  		$html=$this->formatter->renderFormBegin($this->formTags);
  		foreach($this->fields as $field){
  			$html.=$this->formatter->renderField($field);
  		}
  
  		$html.=$this->renderSubmit();
  		$html.=$this->renderEnd();
  		return $html;
  	}
docs: Generate html form string
  
  @return string - with html form