private void Page_Load(object sender, System.EventArgs e)
{
WebRequest wreq=WebRequest.Create("http://weather.yahoo.com/forecast/CHXX0133_c.html");
HttpWebResponse wresp=(HttpWebResponse)wreq.GetResponse();
string HTML ="";
Stream s=wresp.GetResponseStream();
StreamReader objReader = new StreamReader(s,System.Text.Encoding.GetEncoding("GB2312"));
string sLine = "";
int i = 0;
while (sLine!=null)
{
i++;
sLine = objReader.ReadLine();
if (sLine!=null)
HTML += sLine;
}
String temp= "";
int start,stop;
// string aa="<div class=\"five-day-forecast night\" style=\"border:none;\">";
//string aa="<div class=\"five-day-forecast\" style=\"border:none;\">";
string aa="<table><th>Today</th>";
start = HTML.IndexOf(aa,0,HTML.Length);
stop = HTML.IndexOf("</table>",start)+8;
temp = HTML.Substring(start, stop - start);
this.Weather2.Text=temp;
string cc="<tr class=\"titles\"><td>";
//
int aa1 =temp.IndexOf(cc,0,temp.Length);
int bb=temp.IndexOf("</td>",aa1);
this.Weather2.Text=temp.Substring(aa1, bb - aa1).ToString();
string ee="<tr class=\"temps\">";
int aa2 =temp.IndexOf(ee,0,temp.Length);
int bb1=temp.IndexOf("</td>",aa2);
this.Label1.Text=temp.Substring(aa2, bb1 - aa2).ToString();
// 在此处放置用户代码以初始化页面
}
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