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How to do it...

In our previous recipe, we created the HTTPTrigger function using Visual Studio. Let's build the application by clicking on Build and then clicking on Build Solution.
Open the HTTPTriggerCSharpFromVS.cs file and create a breakpoint by pressing the F9 key, as shown in the following screenshot:

Press the F5 key to start debugging the function. When you press F5 key for the first time, Visual Studio prompts you to download Visual Studio CLI tools. These tools are essential for executing the Azure Function in Visual Studio:

The Azure Function CLI is now renamed to Azure Function Core Tools. You can learn more about them at ...

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