validateNop method

String? validateNop(
  1. String value, {
  2. String? errorMessage,
  3. String? errorMessage2,
})

Implementation

String? validateNop(String value,
    {String? errorMessage, String? errorMessage2}) {
  if (value.isEmpty) return errorMessage ?? errorEmpty;
  if (value.length < maxNop) return errorMessage2 ?? 'NOP tidak sesuai';
  return null;
}