通过jQuery和$.ajax获得值 - 简单DEMO

2017-02-06 15:44:08 访问(3500) 赞(0) 踩(0)

<%@ Page Language="C#" AutoEventWireup="true"  CodeFile="Default.aspx.cs" Inherits="_Default" ValidateRequest="false" %>

<!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>
    <title></title>
    <script language="javascript" type="text/javascript" src="<%=strPhyPath %>/JS/jquery-1.8.2.min.js"></script>

</head>
<body>
    <form id="form1" runat="server">
    <div>
        <h1>通过jQuery和$.ajax获得值</h1>
        <a href="Default.aspx">刷新</a><br /><br />
        <input type="button" id="btn_OK" value="确定" onclick="AjaxGetValue()" />
        <asp:TextBox ID="txt_OutputValue" runat="server" Width="350px"></asp:TextBox>
    </div>
    </form>
</body>
</html>

<script language="javascript" type="text/javascript">


    function AjaxGetValue() {

        var ajaxUrl = "<%=strPhyPath %>/Handlers/AjaxHandler.ashx";

        $.ajax({
            cache: false,
            async: true,
            url: ajaxUrl,
            type: "post", 
            success: function (data) {
                document.getElementById("<%=txt_OutputValue.ClientID%>").value = data;
            }
         });

    }
</script>

<%@ WebHandler Language="C#" Class="AjaxHandler" %>

using System;
using System.Web;

public class AjaxHandler : IHttpHandler {
    
    public void ProcessRequest (HttpContext context) {
        context.Response.ContentType = "text/plain";
        context.Response.Write("编程帮手：Hello World - " + DateTime.Now.ToString());
    }
 
    public bool IsReusable {
        get {
            return false;
        }
    }

}