It's here: https://learn.microsoft.com/en-us/dotnet/csharp https://learn.microsoft.com/en-us/dotnet/csharp First result when searching "C# guide" or "C# langua

It's here: https://learn.microsoft.com/en-us/dotnet/csharp https://learn.microsoft.com/en-us/dotnet/csharp First result when searching "C# guide" or "C# language documentation". Or if you want a more detailed view up front, it's https://learn.microsoft.com/en-us/dotnet/csharp/tour-of-csharp https://learn.microsoft.com/en-us/dotnet/csharp/tour-of-csha..., which you'll end up inside of the menu structure somewhere by clicking any of the links in the first page. I've put several developers at work through reading this and they've gotten up to speed in the language very quickly. It's comprehensive and, at least according to what I think is important having been doing C# for 20 years, very well organized.