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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