I need information regarding to get the live currency of di?

Question

1. I have on requirement to display live currency data and sencex data in my web application is their any free api to get the information.

 

2. I need to send otp to user i have two types of sanple code but it's does not working can give me the solution. i will share the code.

 

Thanks in advance

 

#1

Public string APICall(strig url)
{
WebClient client = new WebClient();
Stream s = client.OpenRead(string.Format(url));
StreamReader reader = new StreamReader(s);
string result = reader.ReadToEnd();
return result;

}
[HttpPost]
public string GetSecuredData(string userName)
{
string url = "Here I am passing the url";
string securedInfo = "";
string js = Apicall(url);
if (js != "0")
securedInfo = "OTP Send Success";
else
securedInfo = "please try again.";
return securedInfo;
}

#2 Model

public String Apicall(string url)
{
HttpWebRequest httpreq = (HttpWebRequest)WebRequest.Create(url);
try
{
HttpWebResponse httpres = (HttpWebResponse)httpreq.GetResponse();
StreamReader sr = new StreamReader(httpres.GetResponseStream());
string results = sr.ReadToEnd();
sr.Close();
return results;//}
catch
{
return "0";
}
[HttpPost]
public string GetSecuredData(string userName)
{
string url = "Passing url"
string js = Apicall(url);
if (js != "0")
securedInfo = "OTP Send Success";
else
securedInfo = "please try again.";
return securedInfo;
}