C#
#プログラミング言語
https://ja.wikipedia.org/wiki/C_Sharp
Microsoft
https://docs.microsoft.com/ja-jp/dotnet/csharp/
https://docs.microsoft.com/ja-jp/dotnet/csharp/language-reference/
https://docs.microsoft.com/ja-jp/dotnet/csharp/programming-guide/
https://docs.microsoft.com/ja-jp/dotnet/csharp/programming-guide/inside-a-program/coding-conventions
http://ufcpp.net/study/csharp