What are some examples of using async in C#?

What are some examples of using async in C#?

In C#, async programming allows you to run tasks asynchronously. For example, you can use async and await keywords to perform I/O operations without blocking the main thread. Would you like to see a specific example?

Yes, can you show me an example of an async method that fetches data from a web API?

Sure! Here's a simple example:

public async Task<string> FetchDataAsync(string url)
{
    using (HttpClient client = new HttpClient())
    {
        var response = await client.GetStringAsync(url);
        return response;
    }
}

This method fetches data from the specified URL asynchronously.

How do I call this method in my main program?

You can call it like this:

public static async Task Main(string[] args)
{
    string data = await FetchDataAsync("https://api.example.com/data");
    Console.WriteLine(data);
}

This will print the fetched data to the console.