C# 12: Collection expressions and primary constructors

This is the first article in a two-part series that looks at the new features of C# 12. C# 12 is supported by the .NET 8 SDK, which was released in November 2023. The features described in this article are usable in everyday programs. In the second article, we’ll cover advanced features for specific use cases.Collection expressionsCollection expressions are a new syntax to initialize a collection type. The syntax consists of square brackets ([, ]) that surround the collection items as shown in t...

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