Returns information on whether the passed phone number was registered.
Method schema is available as of layer 78. Switch »
|phone_number||string||Phone number in the international format|
The method returns an auth.CheckedPhone type object with information on whether an account with such a phone number has already been registered, as well as whether invitations were sent to this number (using the auth.sendInvites method).
(auth.checkPhone "79123413132") = (auth.checkedPhone phone_registered:(boolFalse) phone_invited:(boolFalse) )
|400||PHONE_NUMBER_BANNED||The provided phone number is banned from telegram|
|400||PHONE_NUMBER_INVALID||Invalid phone number|