Azure Function App Service Plan. Azure functions is the serverless computing service hosted on the microsoft azure public cloud. For the dedicated app service plan, the only option is: Azure function app (web site) let's get started.
Think of an app service plan as a vm, or with scaling to multiple instances. A function running on a windows app plan, i see this:
This is the heart of our template.
Both app services are in the same location and resource group. For more details you could refer to this article. In the above diagram, the web apps from two resource groups are referring to an app service plan which is located in altogether another resource group. As per jeff hollan’s sample: