public static async Task <double?> GetStockRateAsync(string StockSymbol)
{
try
{
string ServiceURL = $"http://finance.yahoo.com/d/quotes.csv?s={StockSymbol}&f=sl1d1nd";
string ResultInCSV;
using (WebClient client = new WebClient())
{
ResultInCSV = await client.DownloadStringTaskAsync(ServiceURL).ConfigureAwait(false);
}
var FirstLine = ResultInCSV.Split('\n')[0];
var Price = FirstLine.Split(',')[1];
if (Price != null && Price.Length >= 0)
{
double result;
if (double.TryParse(Price, out result))
{
return(result);
}
}
return(null);
}
catch (WebException ex)
{
//handle your exception here
throw ex;
}
}
public static async Task <double?> GetStockRateAsync(string StockSymbol)
{
try
{
//string ServiceURL = $"http://finance.yahoo.com/d/quotes.csv?s={StockSymbol}&f=sl1d1nd";
string ServiceURL = $"https://www.alphavantage.co/query?function=TIME_SERIES_INTRADAY&symbol={StockSymbol}&interval=1min&apikey=L608Z7A1QWOM2DTK";
string ResultInCSV;
using (WebClient client = new WebClient())
{
ResultInCSV = await client.DownloadStringTaskAsync(ServiceURL).ConfigureAwait(false);
}
var FirstLine = ResultInCSV.Split('\n')[0];
var Price = FirstLine.Split(',')[1];
//var FirstLine = Regex.Split(ResultInCSV, "\"1. open\": ")[1];
//var Price = FirstLine.Split(',')[0].Trim('"');
if (Price != null && Price.Length >= 0)
{
double result;
if (double.TryParse(Price, out result))
{
return(result);
}
}
return(null);
}
catch (WebException ex)
{
//handle your exception here
throw ex;
}
}