How can I get the respective Bitcoin value for an input in USD when using c

Question

In the end, its USD value which we want to convert in Bitcoin. I want to get the result in the variable in C# (backend).

How can I accomplish this?

Answer 1

Simply make call to server and parse the response.

var uri = String.Format("https://blockchain.info/tobtc?currency=USD&value={0}", 500);

WebClient client = new WebClient();
client.UseDefaultCredentials = true;
var data = client.DownloadString(uri);

var result = Convert.ToDouble(data);