isValidExpiryDate static method
Checks if the given card expiryDate
is valid and not expired.
expiryDate
must be in the format 'MM/YY'
Implementation
static Future<bool> isValidExpiryDate(String expiryDate) async {
final date = _formatExpiryDate(expiryDate);
final valid = await _channel
.invokeMethod<bool>('isValidExpiryDate', {'expiryDate': date});
return valid!;
}