extractIdCardNumber method

String? extractIdCardNumber(
  1. String input
)

Implementation

String? extractIdCardNumber(String input) {
  RegExp regex = RegExp(r'(\d+-\d+-\d+)');
  RegExpMatch? match = regex.firstMatch(input);
  if (match != null) {
    return match.group(1)!;
  }
  return null;
}