PHP 7.3: "continue" targeting switch is equivalent to "break". Did you mean to use "continue 2"? · Issue #4037 · aces/Loris
https://github.com/aces/Loris/issues/4037
这个错误是7.3的bug，新版本的已经修复了
3.38.0 · braintree/braintree_php@0affc87
https://github.com/braintree/braintree_php/commit/0affc87b538b048514901c9865765235e5cdd9b6
PHP For Windows: Binaries and sources Releases
https://windows.php.net/download#php-7.0
下载最新版xammp安装应该可以解决问题，不行就降级到7.2版本了
Download XAMPP
https://www.apachefriends.org/download.html
redis dll 下载
PECL :: Package :: redis 4.2.0 for Windows
https://pecl.php.net/package/redis/4.2.0/windows