Explore the latest features in C# 12, part of the .NET 8 release, including primary constructors, collection expressions, inline arrays, and more. This article provides practical examples demonstrating how these new capabilities, such as optional parameters in lambda expressions and `ref readonly` parameters, can simplify your C# development. Additionally, learn about powerful tools like the `[Experimental]` attribute and interceptors, designed to enhance your code’s flexibility and maintainability. Dive into C# 12 to see how these updates can improve your projects.