The C# language has been changing quickly, and most developers overlook its features. We can't blame them, there is a lot to remember.
Below you find some printable cheat sheets if, like me, you want to have a handy reference:
I went down to C# 6 since its release was still before 10 years ago and, IIRC, was the C# version available when .NET Core first showed up.
Remember all the .NET Standard confusion? Thank God we no longer have to deal with that table.