original_string: public function appendPageContent(string $str): PdfInterface
      {
          $this->setProperty('pageContent', $str);
          $this->mpdf->WriteHTML($this->pageContent);
  
          return $this;
      }
code: public function appendPageContent(string $str): PdfInterface
      {
          $this->setProperty('pageContent', $str);
          $this->mpdf->WriteHTML($this->pageContent);
  
          return $this;
      }
code_tokens: public function appendPageContent ( string $ str ) : PdfInterface { $ this -> setProperty ( 'pageContent' , $ str ) ; $ this -> mpdf -> WriteHTML ( $ this -> pageContent ) ; return $ this ; }
docstring: Append the HTML content.
  
  @param string $str The string data used for render
  
  @return PdfInterface The current instance
  
  @api
docstring_tokens: Append the HTML content .