isValidCitizenship static method

  1. @visibleForTesting
bool isValidCitizenship(
  1. String citizenship
)

Validates the citizenship part (C) of a South African ID number.

Returns true if the citizenship code is valid; otherwise, returns false.

Implementation

@visibleForTesting
static bool isValidCitizenship(String citizenship) {
  return citizenship == '0' || citizenship == '1';
}