using System.Globalization;
using System.Threading;
private void Form1_Load(object sender, EventArgs e)
{
CultureInfo objCulture = (CultureInfo)System.Threading.Thread.CurrentThread.CurrentCulture.Clone();
objCulture.DateTimeFormat.ShortDatePattern = "dd-MMM-yyyy";
objCulture.DateTimeFormat.DateSeparator = "-";
Thread.CurrentThread.CurrentCulture = objCulture;
}
DateTime dateTime = DateTime.MinValue;
HttpWebRequest request = (HttpWebRequest)WebRequest.Create("http://nist.time.gov/actualtime.cgi?lzbc=siqm9b");
request.Method = "GET";
request.ContentType = "application/x-www-form-urlencoded";
HttpWebResponse response = (HttpWebResponse)request.GetResponse();
if (response.StatusCode == HttpStatusCode.OK)
{
StreamReader stream = new StreamReader(response.GetResponseStream());
string html = stream.ReadToEnd();
string time = Regex.Match(html, @"(?<=\btime="")[^""]*").Value;
double milliseconds = Convert.ToInt64(time) / 1000.0;
dateTime = new DateTime(1970, 1, 1).AddMilliseconds(milliseconds).ToLocalTime();
}
public static DateTime GetNistTime()
{
var myHttpWebRequest = (HttpWebRequest)WebRequest.Create("http://www.microsoft.com");
var response = myHttpWebRequest.GetResponse();
string todaysDates = response.Headers["date"];
DateTime dateTime= DateTime.ParseExact(todaysDates, "ddd, dd MMM yyyy HH:mm:ss 'GMT'",CultureInfo.InvariantCulture.DateTimeFormat,DateTimeStyles.AssumeUniversal);
return dateTime;
}