number static method

FormFieldValidator<String> number({
  1. required String requiredMessage,
  2. required String invalidMessage,
  3. bool isRequired = true,
})

Implementation

static FormFieldValidator<String> number({
  required String requiredMessage,
  required String invalidMessage,
  bool isRequired = true,
}) =>
    (String? value) {
      if (isRequired && (value == null || value.isEmpty)) {
        return requiredMessage;
      }
      if (value != null && value.isNotEmpty && !GetUtils.isNumericOnly(value.englishNumber())) {
        return invalidMessage;
      }
      return null;
    };