C# 9 and 10 Features

C# 9 was released in 2020 and is supported in .NET 5 and above

C# 10 is currently in release preview. It is supported in .NET 6 and above which was released in November of 2021 and is an LTS release.

C# 9 Features

C# 10 Features

For examples of C# 7 and 8 features, you can check out this repo.