unionid

What is the difference between openid and appid? For the same user, the AppID used by a platform will generate a corresponding OpenID for him. If these platform applications are all bound under the same WeChat open platform, then these OpenIDs of this user will all correspond to the same UnionID What is openid? open id: After the follower interacts with the official account, the official account can obtain the open id of the follower. For the same user, there are different open ids corresponding to different official accounts or…