Azure AD B2C Custom User Attributes
问题 I'm new to the Azure B2C world. I'm attempting to create a Custom User attribute to store data for our application. I've created it in the Azure portal and assigned it to my Signup/SignIn policy. However, I want to be able to update/read this value programtically. I've been going down the route of using Graph API and registering Extensions. So two questions: 1) Are extensions/custom attributes the same thing? 2) I've tried this code and the returned extensions are always empty: public void