original_string: public function body($body = '', $contentType = 'text/html')
      {
          $this->mailer->Body = $body;
          $this->mailer->ContentType = $contentType;
          return $this;
      }
code: public function body($body = '', $contentType = 'text/html')
      {
          $this->mailer->Body = $body;
          $this->mailer->ContentType = $contentType;
          return $this;
      }
code_tokens: public function body ( $ body = '' , $ contentType = 'text/html' ) { $ this -> mailer -> Body = $ body ; $ this -> mailer -> ContentType = $ contentType ; return $ this ; }
docstring: register the message body
  
  @param string $body the message body
  @param string $contentType the type of message content
  @return $this
docstring_tokens: register the message body