ConfirmationCode constructor

ConfirmationCode(
  1. String val
)

Implementation

ConfirmationCode(String val) : super(val) {
  if (val.length != 4) {
    throw const FormatException('Must be 4 characters long');
  } else if (!val.isNumericOnly) {
    throw const FormatException('Must contain only numbers');
  }
}