After I have installed the latest .Net 8 version (currently v8.0.3) from https://dotnet.microsoft.com/en-us/download and update Visual Studio to 17.9.3 (then restart), I cannot create a Azure function project with the .NET 8 because the entry is missing in the dropdown.
I have updated Azure function core tools too (then restart Visual studio) https://github.com/Azure/azure-functions-core-tools?tab=readme-ov-file#installing but i cannot still view it ...
After some google search, i have found the answer on a forum https://developercommunity.visualstudio.com/t/Net-8-is-missing-for-Azure-Function-proj/10520997
You can try the following steps to resolve this:
Et voilà ;)