What the .csproj file reveals about a .NET project

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A developer explains the files generated by a new .NET console application, starting with Program.cs as the entry point. The article describes how top-level statements since C# 9 reduce the boilerplate needed in Program.cs compared with older projects. It then focuses on the .csproj file, an XML file that defines the SDK, output type, target framework, and compiler settings. The author walks through each element, such as Exe, net10.0, implicit usings, and nullable reference types, to show how the build system uses them.

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