View Source ExTDLib.Object.InlineKeyboardButtonTypeLoginUrl (ExTDLib v0.0.4)

A button that opens a specified URL and automatically authorize the current user by calling getLoginUrlInfo.

NameTypeDescription
urlstringAn HTTP URL to pass to getLoginUrlInfo.
idstringUnique button identifier.
forward_textstringIf non-empty, new text of the button in forwarded messages.

More details on telegram's documentation.