IP method
FormFieldValidator
that requires the field's value to be a valid IP.
Implementation
// ignore: non_constant_identifier_names
static FormFieldValidator IP({
dynamic version,
String errorText = "This field requires a valid IP.",
}) {
return (val) {
if (val != null && val.isNotEmpty) {
if (!isIP(val, version)) return errorText;
}
};
}