关于[Annotating your C# code - Migrating to nullable reference types - Part 3]的摘要:
In the previous post, we looked at some internals of C# nullable reference types, and the nullable annotation context. Today, let’s look at the many options for annotating your code and various ways to help the flow analysis understand your code. As a result, you (and anyone consuming your libraries) will get better and more reliable hints from the IDE and the C# compiler.