original_string: public function asUTF8String(): Primitive\UTF8String
      {
          if (!$this->_element instanceof Primitive\UTF8String) {
              throw new \UnexpectedValueException(
                  $this->_generateExceptionMessage(Element::TYPE_UTF8_STRING));
          }
          return $this->_element;
      }
code: public function asUTF8String(): Primitive\UTF8String
      {
          if (!$this->_element instanceof Primitive\UTF8String) {
              throw new \UnexpectedValueException(
                  $this->_generateExceptionMessage(Element::TYPE_UTF8_STRING));
          }
          return $this->_element;
      }
code_tokens: public function asUTF8String ( ) : Primitive \ UTF8String { if ( ! $ this -> _element instanceof Primitive \ UTF8String ) { throw new \ UnexpectedValueException ( $ this -> _generateExceptionMessage ( Element :: TYPE_UTF8_STRING ) ) ; } return $ this -> _element ; }
docstring: Get the wrapped element as a UTF8 string type.
  
  @throws \UnexpectedValueException If the element is not a UTF8 string
  @return \ASN1\Type\Primitive\UTF8String
docstring_tokens: Get the wrapped element as a UTF8 string type .