Method get_query_argument

python/python3/tornado/web.py:502–519

Returns the value of the argument with the given name from the request query string. If default is not provided, the argument is considered to be required, and we raise a `MissingArgumentError` if it is missing. If the argument appears in the url more than once, we

(
        self,
        name: str,
        default: Union[None, str, _ArgDefaultMarker] = _ARG_DEFAULT,
        strip: bool = True,
    )

        return self._get_arguments(name, self.request.body_arguments, strip)

    def get_query_argument(
        self,
        name: str,
        default: Union[None, str, _ArgDefaultMarker] = _ARG_DEFAULT,
        strip: bool = True,
    ) -> Optional[str]:
        """Returns the value of the argument with the given name
        from the request query string.

        If default is not provided, the argument is considered to be
        required, and we raise a `MissingArgumentError` if it is missing.

        If the argument appears in the url more than once, we return the
        last value.

        .. versionadded:: 3.2
        """
        return self._get_argument(name, default, self.request.query_arguments, strip)

    def get_query_arguments(self, name: str, strip: bool = True) -> List[str]:
        """Returns a list of the query arguments with the given name.