关于[Welcome to C# 9.0]的摘要:
C# 9.0 is taking shape, and I’d like to share our thinking on some of the major features we’re adding to this next version of the language. With every new version of C# we strive for greater clarity and simplicity in common coding scenarios, and C# 9.0 is no exception. One particular focus this time is supporting terse and immutable representation of data shapes.
原文地址: https://devblogs.microsoft.com/dotnet/welcome-to-c-9-0/