HTTP-triggered functions can be tested and debugged locally without the need for an internet connection. As long as the WebJobs connection strings in the local.settings.json file are set to an empty string, your function can be run locally on a local WebJobs job host on your computer, and it will not require any cloud-based components to function correctly:
"AzureWebJobsStorage": "", "AzureWebJobsDashboard": "",
You also have the option of running this function on the WebJobs job host based on your Azure environment. To do that, you need to point the AzureWebJobsStorage connection string to the Azure storage account that you have created for your Azure Functions App. All types of function triggers other than HTTP ...