alphanumeric static method

Validator<String> alphanumeric({
  1. String? error,
})

Implementation

static Validator<String> alphanumeric({String? error}) => (value, context) {
      if (context.resources.alphanumericPattern.hasMatch(value)) {
        return (true, null);
      }
      return (false, error ?? context.errors.stringErrors.alphanumeric());
    };