日期:2014-05-18 浏览次数:20533 次
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="CallBack_Default.aspx.cs" Inherits="CallBack_Default" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
<title>使用.net回调(CallBack)技术实现局部刷新</title>
<script language="javascript">
function FillData()
{
var city = document.getElementById("TextBox1").value;
<% =ClientScript.GetCallbackEventReference(this,"city","FillDll",null) %>;
}
function FillDll(strCity)
{
document.getElementById("DropDownList1").options.length = 0;
var indexofcity;
var city;
//分割传递来的字符串
while(strCity.length>0)
{
//判断是否是最后一个字符串
indexofcity = strCity.indexOf(",");
if (indexofcity > 0)
{
city = strCity.substring(0,indexofcity);
strCity = strCity.substring(indexofcity+1);
//填充DropDownList1
document.getElementById("DropDownList1").add(new Option(city,city));
}
else
{
document.getElementById("DropDownList1").add(new Option(strCity,strCity));
break;
}
}
}
</script>
</head>
<body>
<form id="form1" runat="server">
<div>
<strong>使用.net回调(CallBack)技术实现局部刷新</strong><br />
城市名称:<asp:TextBox ID="TextBox1" runat="server"></asp:TextBox>
<input id="Button1" type="button" value="查 询" onclick="FillData()" /><br />
城镇:<asp:DropDownList ID="DropDownList1" runat="server">
</asp:DropDownList></div>
</form>
</body>
</html>
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呵呵
------解决方案--------------------
无刷新应用和数据传递
参考
http://www.cnblogs.com/sunheyubo/articles/838496.htmlhttp://www.cnblogs.com/lingxzg/articles/488484.html
------解决方案--------------------
顶了
刚建一c#群 63242231 希望有志同道合的朋友和高手指导
谢谢。。。呵呵呵
------解决方案--------------------
上边已经给的很多了.
------解决方案--------------------