.NET (C#)

How json2vars-setter handles .NET (C#), and how the example workflow provisions it.

json2vars-setter integration

Supported runners

The example matrix runs on Ubuntu / Windows / macOS:

ubuntu-latest, windows-latest, macos-latest

Any GitHub-hosted runner the setup action supports also works - the OS list is just the os array in your matrix JSON.

Supported versions

Example matrix (what the example workflow runs):

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{
  "versions": {
    "dotnet": [
      "8.0",
      "9.0"
    ]
  }
}

Latest values tracked by the dynamic-update tooling (auto-refreshed from the release APIs into the version cache):

Cache last updated: 2026-06-24T12:28:41.273595.

Setup action (example workflow)

dotnet_test.yml provisions .NET (C#) with the matrix value json2vars-setter produced:

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- name: Set up .NET
  uses: actions/setup-dotnet@v6.0.0
  with:
    dotnet-version: ${{ matrix.dotnet-version }}

References

• Example project: examples/dotnet/
• Example workflow: .github/workflows/dotnet_test.yml
• Matrix JSON: examples/dotnet/dotnet_project_matrix.json