think\Route::checkUrlBind PHP Method

    private static function checkUrlBind(&$url, &$rules, $depr = '/')
    {
        if (!empty(self::$bind)) {
            $type = self::$bind['type'];
            $bind = self::$bind[$type];
            // 记录绑定信息
            App::$debug && Log::record('[ BIND ] ' . var_export($bind, true), 'info');
            // 如果有URL绑定 则进行绑定检测
            switch ($type) {
                case 'class':
                    // 绑定到类
                    return self::bindToClass($url, $bind, $depr);
                case 'namespace':
                    // 绑定到命名空间
                    return self::bindToNamespace($url, $bind, $depr);
            }
        }
        return false;
    }