JQuery以JSON方式提交数据到服务端示例代码

$("#btnSend").click(function() {
$("#request-process-patent").html("正在提交数据，请勿关闭当前窗口...");
$.ajax({
type: "POST",
url: "RequestData.ashx",
contentType: "application/json; charset=utf-8",
data: JSON.stringify(GetJsonData()),
dataType: "json",
success: function (message) {
if (message > 0) {
alert("请求已提交！我们会尽快与您取得联系");
}
},
error: function (message) {
$("#request-process-patent").html("提交数据失败！");
}
});
});

function GetJsonData() {
var json = {
"classid": 2,
"name": $("#tb_name").val(),
"zlclass": "测试类型1,测试类型2,测试类型3",
"pname": $("#tb_contact_people").val(),
"tel": $("#tb_contact_phone").val()
};
return json;
}

[Serializable]
public class RequestDataJSON
{
public int classid { get; set; }
public string name { get; set; }
public string zlclass { get; set; }
public string pname { get; set; }
public string tel { get; set; }
}

/// <summary>
/// Summary description for RequestData
/// </summary>
public class RequestData : IHttpHandler
{
public void ProcessRequest(HttpContext context)
{
int num = 0;
context.Response.ContentType = "application/json";
var data = context.Request;
var sr = new StreamReader(data.InputStream);
var stream = sr.ReadToEnd();
var javaScriptSerializer = new JavaScriptSerializer();
var PostedData = javaScriptSerializer.Deserialize<RequestDataJSON>(stream);

tb_query obj = new tb_query();
obj.classid = PostedData.classid;
obj.name = PostedData.name;
obj.zlclass = PostedData.zlclass;
obj.pname = PostedData.pname;
obj.tel = PostedData.tel;
obj.ip = context.Request.UserHostAddress.ToString();
obj.posttime = DateTime.Now.ToString();

try
{
using (var ctx = new dbEntities())
{
ctx.tb_query.AddObject(obj);
num = ctx.SaveChanges();
}
}
catch (Exception msg)
{
context.Response.Write(msg.Message);
}

context.Response.ContentType = "text/plain";
context.Response.Write(num);
}

public bool IsReusable
{
get
{
return false;
}
}
}