Themosis\Validation\ValidationBuilder::validate_hex PHP Method

Validate an hexadecimal value.

protected validate_hex ( string $data, array $attributes = [] ) : string
$data	string
$attributes	array
return	string

    protected function validate_hex($data, array $attributes = [])
    {
        return ctype_xdigit($data) ? $data : '';
    }

ValidationBuilder