php - app调起 微信支付 提示商户支付下单id非法

Question

大神怎么回事 ！或者 知道 thinkphp 3.2.3 知道怎么集成微信支付的大神说说 后端怎么集成

Answer 1

Check the signature before authentication to see if there is any problem.

Answer 2

The backend only needs to generate the order parameters, and return the xml parameters to the app for calling

Answer 3

Brother, what is the reason for this? I encountered it too