What is the meaning of the planned “private protected” C# access modifier?

Question

As part of the Roslyn documentation on GitHub, there\'s a page called Language feature implementation status, with planned language features for C# and VB.

One featu

Answer 1

Here are all access modifiers in Venn diagrams, from more limiting to more promiscuous:

private:

private protected: - added in C# 7.2

internal:

protected:

protected internal:

public: