[c#] In C#, what is the difference between public, private, protected, and having no access modifier?

Yet another visual approach of the current access modifier (C# 7.2). Hopefully the schema helps to remember it easier
(click the image for interactive view.)

interactive access modifiers svg

Outside Inside

If you struggle to remember the two-worded access modifiers, remember outside-inside.

  • private protected: private outside (the same assembly) protected inside (same assembly)
  • protected internal: protected outside (the same assembly) internal inside (same assembly)

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