alphaNumericEn static method

Map<String, String>? alphaNumericEn(
  1. AbstractControl control
)

Implementation

static Map<String, String>? alphaNumericEn(AbstractControl control) {
  if (Validators.required(control) != null) return null;

  final value = control.value as String;
  final r = RegExp(r'[a-zA-Z0-9 ]');
  if (r.allMatches(value).length != value.length) {
    return {
      'error': Intl.message('Enter alpha-numeric characters only',
          name: 'fo_validator_error_alpha_numeric_en')
    };
  } else {
    return null;
  }
}