利用xmlhttp取数据

王朝other·作者佚名  2006-11-24
窄屏简体版  字體: |||超大  

<!--Page language="c#" Codebehind="WebForm5.aspx.cs" AutoEventWireup="false" Inherits="Cry18.WebForm5"-->&nbsp;<script language="javascript" type="text/javascript">

function getUserLst(){

var xmlhttp = new ActiveXObject("MSXML2.XMLHTTP");

xmlhttp.open("POST", "GetUserAll.aspx",true);

xmlhttp.send("");

xmlhttp.onreadystatechange=function(){

if(xmlhttp.readyState==4){

var oDoc = new ActiveXObject("MSXML2.DOMDocument");

oDoc.async=true;

oDoc.onreadystatechange=function(){

if(oDoc.readyState==4){

var naItems=oDoc.selectNodes("/TEST/Dhz");

var len=naItems.length;

for(var i=0;i&lt;len;i++){

var row1 = tb.insertRow();

var cell1 = row1.insertCell();

cell1.innerText =oDoc.selectSingleNode("/TEST/Dhz["+i+"]/UID").text+"C";

var cell2 = row1.insertCell();

cell2.innerText = oDoc.selectSingleNode("/TEST/Dhz["+i+"]/UName").text+"C";

}

}

}

var res=oDoc.loadXML(xmlhttp.responseText);

if(res){

alert("加成功经验!");

}else{

alert("装载失败!");

}

}

}

}

function MyShow()

{

var timer =window.setInterval("getUserLst()",5000);

}

</script> <!--CTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN--><meta content="Microsoft Visual Studio .NET 7.1" name="GENERATOR"/><meta content="C#" name="CODE_LANGUAGE"/><meta content="JavaScript" name="vs_defaultClientScript"/><meta content="http://schemas.microsoft.com/intellisense/ie5" name="vs_targetSchema"/><script language="javascript" type="text/javascript">

function getUserLst(){

var xmlhttp = new ActiveXObject("MSXML2.XMLHTTP");

xmlhttp.open("POST", "GetUserAll.aspx",true);

xmlhttp.send("");

xmlhttp.onreadystatechange=function(){

if(xmlhttp.readyState==4){

var oDoc = new ActiveXObject("MSXML2.DOMDocument");

oDoc.async=true;

oDoc.onreadystatechange=function(){

if(oDoc.readyState==4){

var naItems=oDoc.selectNodes("/TEST/Dhz");

var len=naItems.length;

for(var i=0;i&lt;len;i++){

var row1 = tb.insertRow();

var cell1 = row1.insertCell();

cell1.innerText =oDoc.selectSingleNode("/TEST/Dhz["+i+"]/UID").text+"C";

var cell2 = row1.insertCell();

cell2.innerText = oDoc.selectSingleNode("/TEST/Dhz["+i+"]/UName").text+"C";

}

}

}

var res=oDoc.loadXML(xmlhttp.responseText);

if(res){

alert("加成功经验!");

}else{

alert("装载失败!");

}

}

}

}

function MyShow()

{

var timer =window.setInterval("getUserLst()",5000);

}

</script><table id="tb" align="center"><tbody><tr><td>UID</td><td>UName</td></tr></tbody></table>

//////////

System.Data.DataSet ds=new System.Data.DataSet("TEST");

System.Data.DataTable dt=new System.Data.DataTable("Dhz");

dt.Columns.AddRange(

new System.Data.DataColumn []{

new System.Data.DataColumn("UID",System.Type.GetType("System.Int32")),

new System.Data.DataColumn("UName",System.Type.GetType("System.String"))

}

);

for(int i=0;i<10;i++)

{

System.Data.DataRow dr=dt.NewRow();

dr[0]=i;

System.Random ra=new Random(i);

dr[1]=ra.Next(1000,9999).ToString ();

dt.Rows.Add(dr);

}

dt.AcceptChanges ();

ds.Tables.Add(dt);

ds.WriteXml(context.Response.OutputStream);

context.Response.Flush();

context.Response.End();

 
 
 
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