src/Router.php
private static function checkRegexRoutes()
    {
        $pos = 0;

        self::getRegexRoutes();

        $method = $_SERVER['REQUEST_METHOD'];
        $searches = array_keys(self::$patterns);
        $replaces = array_values(self::$patterns);

        foreach (self::$routes as $route) {
            $segments = explode('/', str_replace($searches, '', $route));
            $route = str_replace($searches, $replaces, $route);
            $route = Url::addBackSlash($route);

            if (preg_match('#^' . $route . '$#', self::$uri, $matched)) {
                $methodRoute = self::$methods[$pos];

                if ($methodRoute == $method || $methodRoute == 'ANY') {
                    $matched = explode('/', trim($matched[0], '/'));
                    $matched = array_diff($matched, $segments);

                    if (! is_object(self::$callbacks[$pos])) {
                        self::$response = self::invokeObject(
                            self::$callbacks[$pos],
                            $matched
                        );
                    } else {
                        self::$response = call_user_func_array(
                            self::$callbacks[$pos],
                            $matched
                        );
                    }

                    if (! self::$halts) {
                        return self::$response;
                    }

                    self::$halts--;
                }
            }

            $pos++;
        }

        return self::$response;
    }
private static function checkRegexRoutes()
    {
        $pos = 0;

        self::getRegexRoutes();

        $method = $_SERVER['REQUEST_METHOD'];
        $searches = array_keys(self::$patterns);
        $replaces = array_values(self::$patterns);

        foreach (self::$routes as $route) {
            $segments = explode('/', str_replace($searches, '', $route));
            $route = str_replace($searches, $replaces, $route);
            $route = Url::addBackSlash($route);

            if (preg_match('#^' . $route . '$#', self::$uri, $matched)) {
                $methodRoute = self::$methods[$pos];

                if ($methodRoute == $method || $methodRoute == 'ANY') {
                    $matched = explode('/', trim($matched[0], '/'));
                    $matched = array_diff($matched, $segments);

                    if (! is_object(self::$callbacks[$pos])) {
                        self::$response = self::invokeObject(
                            self::$callbacks[$pos],
                            $matched
                        );
                    } else {
                        self::$response = call_user_func_array(
                            self::$callbacks[$pos],
                            $matched
                        );
                    }

                    if (! self::$halts) {
                        return self::$response;
                    }

                    self::$halts--;
                }
            }

            $pos++;
        }

        return self::$response;
    }
Check if route is defined with regex.

@uses \string Url::addBackSlash → add backslash if it doesn't exist

@return callable|false