fromJson static method
Inherited by: KeyboardButtonTypeRequestChat KeyboardButtonTypeRequestLocation KeyboardButtonTypeRequestManagedBot KeyboardButtonTypeRequestPhoneNumber KeyboardButtonTypeRequestPoll KeyboardButtonTypeRequestUsers KeyboardButtonTypeText KeyboardButtonTypeWebApp
Implementation
static KeyboardButtonTypeWebApp? fromJson(Map<String, dynamic>? json) {
if (json == null) {
return null;
}
return KeyboardButtonTypeWebApp(url: (json['url'] as String?) ?? '');
}