Solution to redirect_uri parameter error (must read)

Today, when I was developing WeChat, I encountered a redirect uri parameter error. I searched on Baidu. It turned out that the OAuth authorization domain was not filled in.

Fill in the domain name you use in the authorization domain.

This solution to the redirect_uri parameter error (must read) is all the content I share with you. I hope it can be a reference for everyone, and I also hope everyone will support the Yana Tutorial.