Control Control() Control(string ...$additionalChars) Validates if all of the characters in the provided string, are control characters. v::control()->assert("\n\r\t"); // Validation passes successfully Templates Control::TEMPLATE_STANDARD Mode Template default {{subject}} must consist only of control characters inverted {{subject}} must not consist only of control characters Control::TEMPLATE_EXTRA Mode Template default {{subject}} must consist only of control characters or {{additionalChars}} inverted {{subject}} must not consist only of control characters or {{additionalChars}} Template placeholders Placeholder Description additionalChars Additional characters that are considered valid. subject The validated input or the custom validator name (if specified). Categorization Strings Changelog Version Description 3.0.0 Templates changed 2.0.0 Renamed from Cntrl to Control 0.5.0 Created See Also Alnum Printable Punct Space