ASP.NET的实时天气及24小时天气预报(C#)
发布日期:2021-06-30 19:13:35
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ASP.NET的实时天气及24小时天气预报(C#)
修改其中的url获得其他城市的天气情况 如广州为: 注意仅适用于获得yahoo上的天气预报GetWeather.aspx
----------------------------------- Weather24小时天气getWeather.aspx.cs
--------------------------------------- using System; using System.Collections; using System.ComponentModel; using System.Data; using System.Drawing; using System.Web; using System.Web.SessionState; using System.Web.UI; using System.Web.UI.WebControls; using System.Web.UI.HtmlControls; using System.Net; using System.IO;namespace test
{ public class GetWeather : System.Web.UI.Page { protected System.Web.UI.WebControls.Label lblWeather; protected System.Web.UI.WebControls.Label Weather2; protected System.Web.UI.WebControls.Button btnGet2; protected System.Web.UI.WebControls.Button btnGet;private void Page_Load(object sender, System.EventArgs e)
{ // Put user code to initialize the page here }#region Web Form Designer generated code
override protected void OnInit(EventArgs e) { // // CODEGEN: This call is required by the ASP.NET Web Form Designer. // InitializeComponent(); base.OnInit(e); }///
/// Required method for Designer support - do not modify /// the contents of this method with the code editor. /// private void InitializeComponent() { this.btnGet.Click += new System.EventHandler(this.btnGet_Click); this.btnGet2.Click += new System.EventHandler(this.btnGet2_Click); this.Load += new System.EventHandler(this.Page_Load); } #endregion private void btnGet_Click(object sender, System.EventArgs e) { WebRequest wreq=WebRequest.Create(""); HttpWebResponse wresp=(HttpWebResponse)wreq.GetResponse(); string HTML =""; Stream s=wresp.GetResponseStream(); StreamReader objReader = new StreamReader(s); string sLine = ""; int i = 0; while (sLine!=null) { i++; sLine = objReader.ReadLine(); if (sLine!=null) HTML += sLine; } String temp= ""; int start,stop; start = HTML.IndexOf("",0,HTML.Length); stop = HTML.IndexOf("",0,HTML.Length); temp = HTML.Substring(start, stop - start); start = temp.IndexOf(""); stop = temp.IndexOf(""); string degree = temp.Substring(start+3,stop - start -3); start = temp.IndexOf("stop = temp.IndexOf("",start); string img = temp.Substring(start,stop - start); lblWeather.Text = degree + "" + img; } private void btnGet2_Click(object sender, System.EventArgs e) { WebRequest wreq=WebRequest.Create("");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; start = HTML.IndexOf("",0,HTML.Length); stop = HTML.IndexOf(" ",start)+8; temp = HTML.Substring(start, stop - start); Weather2.Text = temp; } } }转载地址:https://linuxstyle.blog.csdn.net/article/details/155159 如侵犯您的版权,请留言回复原文章的地址,我们会给您删除此文章,给您带来不便请您谅解!
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很好
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