Getting Started with Azure Function

Example 1:

run.csx

#r "Newtonsoft.Json"

using System.Net;
using Microsoft.AspNetCore.Mvc;
using Microsoft.Extensions.Primitives;
using Newtonsoft.Json;

public static async Task<IActionResult> Run(HttpRequest req, ILogger log)
{
    log.LogInformation("C# HTTP trigger function processed a request.");

    string name = req.Query["name"];

    string requestBody = await new StreamReader(req.Body).ReadToEndAsync();
    dynamic data = JsonConvert.DeserializeObject(requestBody);
    name = name ?? data?.name;

    string responseMessage = string.IsNullOrEmpty(name)
        ? "This HTTP triggered function executed successfully. Pass a name in the query string or in the request body for a personalized response."
                : $"Hello, {name}. This HTTP triggered function executed successfully.";

            return new OkObjectResult(responseMessage);
}

https://test01.azurewebsites.net/api/HttpTrigger1?code=1OKiCpRMzBoxZ/BJ4W5DtVsoucEY7D0/YaPOi6wUjQDRwOChaN672g==&name=mike

Hello, mike. This HTTP triggered function executed successfully.

• The URL parameter “code” is the function key that needs to be passed in order to run the function.
• Multiple trigger options, http or timer or a list of other methods.
• Each function have its own code and can be enabled/disabled.

Example 2:

#r "Newtonsoft.Json"

using System.Net;
using Microsoft.AspNetCore.Mvc;
using Microsoft.Extensions.Primitives;
using Newtonsoft.Json;

public static async Task<IActionResult> Run(HttpRequest req, ILogger log)
{
    string name = req.Query["name"];

    string responseMessage = "Hello, " + name;

            return new OkObjectResult(responseMessage);
}

Hello, mike 

Sources:

Getting started with Azure Function Apps