Exploring the New Features of C# 12: A Detailed Guide with Examples

The release of C# 12, bundled with .NET 8, has introduced several exciting features that enhance the language’s expressiveness and performance. Here’s an in-depth look at these features, complete with coding examples for each. Collection Expressions This new syntax allows for the creation of collections like arrays, lists, and spans in a more concise way. You can use the spread operator .. to inline elements from one collection into another, streamlining the process of combining multiple collections Primary Constructors A significant addition to C# 12, primary constructors enable more concise and clear syntax by allowing constructors to be declared inline with the type declaration. This feature is applicable to various types including class, struct, record class, and record struct, and is particularly useful for initializing member fields or properties and facilitating dependency injection Inline Arrays Inline arrays are struct-based, fixed-length arrays that provide a performance boos