#region 获取标准北京时间
///<summary>
/// 获取标准北京时间
///</summary>
///<returns></returns>
public static DateTime GetStandardTime()
{
//<?xml version="1.0" encoding="GB2312" ?>
//- <ntsc>
//- <time>
// <year>2011</year>
// <month>7</month>
// <day>10</day>
// <Weekday />
// <hour>19</hour>
// <minite>45</minite>
// <second>37</second>
// <Millisecond />
// </time>
// </ntsc>
DateTime dt;
WebRequest wrt =
null;
WebResponse wrp =
null;
try
{
wrt = WebRequest.Create(
"http://www.time.ac.cn/timeflash.asp?user=flash");
wrt.Credentials =
CredentialCache.DefaultCredentials;
wrp =
wrt.GetResponse();
StreamReader sr =
new StreamReader(wrp.GetResponseStream(), Encoding.UTF8);
string html =
sr.ReadToEnd();
sr.Close();
wrp.Close();
int yearIndex = html.IndexOf(
"<year>") +
6;
int monthIndex = html.IndexOf(
"<month>") +
7;
int dayIndex = html.IndexOf(
"<day>") +
5;
int hourIndex = html.IndexOf(
"<hour>") +
6;
int miniteIndex = html.IndexOf(
"<minite>") +
8;
int secondIndex = html.IndexOf(
"<second>") +
8;
string year = html.Substring(yearIndex, html.IndexOf(
"</year>") -
yearIndex);
string month = html.Substring(monthIndex, html.IndexOf(
"</month>") -
monthIndex); ;
string day = html.Substring(dayIndex, html.IndexOf(
"</day>") -
dayIndex);
string hour = html.Substring(hourIndex, html.IndexOf(
"</hour>") -
hourIndex);
string minite = html.Substring(miniteIndex, html.IndexOf(
"</minite>") -
miniteIndex);
string second = html.Substring(secondIndex, html.IndexOf(
"</second>") -
secondIndex);
dt = DateTime.Parse(year +
"-" + month +
"-" + day +
" " + hour +
":" + minite +
":" +
second);
}
catch (WebException)
{
return DateTime.Parse(
"2011-1-1");
}
catch (Exception)
{
return DateTime.Parse(
"2011-1-1");
}
finally
{
if (wrp !=
null)
wrp.Close();
if (wrt !=
null)
wrt.Abort();
}
return dt;
}
#endregion
转载于:https://www.cnblogs.com/wugang/archive/2013/03/20/2970956.html
相关资源：取北京时间
