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菜鸟的最爱,.NET经典代码汇总(一)_.net资料_编程技术

Writer: aaa Article type: Programming skills(编程技巧) Time: 2013/12/18 8:26:28 Browse times: 419 Comment times: 0

菜鸟的最爱,.NET经典代码汇总(一)_.net资料_编程技术


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  程序的学习是一个循序渐进的过程,一些常用的或经典代码应该保存下来以便日后使用。本文就给出一些.net的经典代码,希望对大家有所帮助……

  1.弹出对话框.点击转向指定页面

  Response.Write("");
  Response.Write("");

  2.弹出对话框

  Response.Write("");

  3.删除文件

  string filename ="20059595157517.jpg";
pub.util.DeleteFile(HttpContext.Current.Server.MapPath("../file/")+filename);

  4.绑定下拉列表框datalist

  System.Data.DataView dv=conn.Exec_ex("select -1 as code,'请选择经营模式' as content from dealin union select code,content from dealin");
  this.dealincode.DataSource=dv;
  this.dealincode.DataTextField="content";
  this.dealincode.DataValueField="code";
  this.dealincode.DataBind();
  this.dealincode.Items.FindByValue(dv[0]["dealincode"].ToString()).Selected=true;

  5.时间去秒显示

<%# System.DateTime.Parse(DataBinder.Eval(Container.DataItem,"begtime").ToString()).ToShortDateString()%>

  6.标题带链接

<%# "http://www.webjx.com/CV/_"+DataBinder.Eval(Container.DataItem,"procode")+".html">"+ DataBinder.Eval(Container.DataItem,"proname")+""%>

  7.修改转向

<%# ""+"修改"+""%>

  8.弹出确定按钮

<%# ""+"删除"+""%>

  9.输出数据格式化 "{0:F2}" 是格式 F2表示小数点后剩两位

<%# DataBinder.Eval(Container, "DataItem.PriceMoney","{0:F2}") %>

  10.提取动态网页内容

  Uri uri = new Uri("http://www.webjx.com/");
  WebRequest req = WebRequest.Create(uri);
  WebResponse resp = req.GetResponse();
  Stream str = resp.GetResponseStream();
  StreamReader sr = new StreamReader(str,System.Text.Encoding.Default);
  string t = sr.ReadToEnd();
  this.Response.Write(t.ToString());






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