入口文件定义的
define('PAY_PATHHH', __DIR__.'/payment/'); //支付路径
自定义的更目录下
$WxPay=PAY_PATHHH.'WxpayAPI/lib/WxPay.Api.php';//引入
include($WxPay);
运行
include(D:\phpstudy1\PHPTutorial\WWW\paymentTp\public/payment/WxpayAPI/lib/WxPay.Api.php): failed to open stream: No such file or directory