The documentation says that you can put a DLL in a bin
folder and reference it using a special #r
syntax, however in the Azure portal I cannot find
Azure functions now has runtime support for precompiled functions. https://blogs.msdn.microsoft.com/appserviceteam/2017/03/16/publishing-a-net-class-library-as-a-function-app/
You’ll need to use a web project which will provide the full development experience of IntelliSense, local debugging, and publishing to Azure. The instructions above detail how.