confirm method Null safety

Future<UserCredential> confirm(
  1. String verificationCode
)

Finishes a phone number sign-in, link, or reauthentication, given the code that was sent to the user's mobile device.

Implementation

Future<UserCredential> confirm(String verificationCode) async {
  return UserCredential._(
    _auth,
    await _delegate.confirm(verificationCode),
  );
}