This Unity application is an example of calling Azure Functions.

• Unity
  • https://unity3d.com/jp/get-unity/download
• Azure Functions Core Tools
  • https://github.com/Azure/azure-functions-core-tools

• VS: https://docs.microsoft.com/en-us/azure/azure-functions/functions-create-your-first-function-visual-studio#publish-the-project-to-azure
• VS Code: https://docs.microsoft.com/en-us/azure/azure-functions/create-first-function-vs-code-csharp?tabs=in-process#publish-the-project-to-azure

Get function URL and set the URL to /Example of API calls/Assets/Scripts/ApiCaller.cs https://docs.microsoft.com/ja-jp/azure/azure-functions/functions-create-function-app-portal#test-the-function

public class ApiCaller : MonoBehaviour
{
    private readonly string FUNCTION1_URL = "https://<your_functions_name>.azurewebsites.net/api/Function1?code=<YOUR_FUNCTION1_FUNCTION_KEY>";

    ...

Open /Example of API calls directory as Unity project and open /Example of API calls/Assets/Scenes/SampleScene.unity in Unity editor