state static method

FormFieldValidator<String> state({
  1. RegExp? regex,
  2. List<String> stateWhitelist = const <String>[],
  3. List<String> stateBlacklist = const <String>[],
  4. String? errorText,
  5. bool checkNullOrEmpty = true,
})

FormFieldValidator that requires the field's value to be a valid state.

Parameters:

  • regex The regex pattern to match.
  • stateWhitelist The list of allowed states.
  • stateBlacklist The list of disallowed states.
  • errorText The error message when the state is invalid.
  • checkNullOrEmpty Whether to check for null or empty values.

Implementation

static FormFieldValidator<String> state({
  RegExp? regex,
  List<String> stateWhitelist = const <String>[],
  List<String> stateBlacklist = const <String>[],
  String? errorText,
  bool checkNullOrEmpty = true,
}) => StateValidator(
  regex: regex,
  stateWhitelist: stateWhitelist,
  stateBlacklist: stateBlacklist,
  errorText: errorText,
  checkNullOrEmpty: checkNullOrEmpty,
).validate;