© The Author(s), under exclusive license to APress Media, LLC, part of Springer Nature 2021
A. Troelsen, P. JapiksePro C# 9 with .NET 5https://doi.org/10.1007/978-1-4842-6939-8_1

1. Introducing C# and .NET (Core) 5

Andrew Troelsen1   and Phillip Japikse2
(1)
Minneapolis, MN, USA
(2)
West Chester, OH, USA
 

Microsoft’s .NET platform and the C# programming language were formally introduced circa 2002 and have quickly become a mainstay of modern-day software development. The .NET platform enables a large number of programming languages (including C#, VB.NET, and F#) to interact with each other. A program written in C# can be referenced by another program written in VB.NET. More on this interoperability later in this chapter.

In 2016, Microsoft officially ...

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