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