PMA\libraries\config\Validator::validateByRegex PHP Method

validateByRegex() public static method

Validates value according to given regular expression Pattern and modifiers must be a valid for PCRE and JavaScript RegExp
public static validateByRegex ( string $path, array $values, string $regex ) : array
$path string path to config
$values array config values
$regex string regular expression to match
return array
    public static function validateByRegex($path, $values, $regex)
    {
        if (!isset($values[$path])) {
            return '';
        }
        $result = preg_match($regex, Util::requestString($values[$path]));
        return array($path => $result ? '' : __('Incorrect value!'));
    }