<form id="form1" runat="server"> <p> 評論：</p> <p> 姓名：<input type="text" name="username" id="username1" /></p> <p> 內容：<textarea name="content" id="content" rows="2" cols="20"></textarea></p> <p> <input type="button" id="send" value="提交" /></p> </form> <div class="comment"> 已有評論：</div> <div id="resText"> </div>

$("#send").click(function () { $.get("doSave.ashx", {<span style="white-space:pre"> </span> <span style="font-family: Arial, Helvetica, sans-serif;"> </span>//調用json插件 u_name: $("#username1").val(), //json數據/值對化 u_cont: $("#content").val() }, function (data) var uName = data.username; //注：此處的username與doSave.ashx中的dic.add("username",uname)中的username相對應的 var uCont = data.content; var txtHtml = "<div class='comment'><h6>" + uName + ":</h6><p class='para'>" + uCont + "</p></div>" $("#resText").html(txtHtml); //將返回的數據添加到頁面上 }, "json"); })

<%@ WebHandler Language="C#" Class="doSave" %> using System; using System.Web; public class doSave : IHttpHandler { public void ProcessRequest(HttpContext context) { var dic = new System.Collections.Generic.Dictionary<string, object>(); //存儲的集合 string jsonStr = "{}"; //新建字符串jsonStr context.Response.ContentType = "text/json"; //定義返回的內容類型為json string uname = context.Request.QueryString[0]; //獲取請求參數中第一個參數，也可以直接使用uname string commet = context.Request.QueryString[1]; //定義字符串uname、commet為context請求查詢的字符串context.Request.Params["username"];QyertStrubg:查詢字符串 dic.Add("username", uname); //將字符串添加到對象中 dic.Add("content", commet); jsonStr = Newtonsoft.Json.JsonConvert.SerializeObject(dic); //序列化集合為json字符串 context.Response.Write(jsonStr); } public bool IsReusable { get { return false; } } }