public static function url(string $value): bool
    {
        $result = filter_var($value, FILTER_VALIDATE_URL);
        return is_string($result) && $value === $result;
    }
public static function url(string $value): bool
    {
        $result = filter_var($value, FILTER_VALIDATE_URL);
        return is_string($result) && $value === $result;
    }
public static function url ( string $ value ) : bool { $ result = filter_var ( $ value , FILTER_VALIDATE_URL ) ; return is_string ( $ result ) && $ value === $ result ; }
Is url.

@param string $value
@return bool
Is url .