Usually at the routine returns JSON data
1、var JsonDate = new
{
code = 0,
count = ds.Tables[0].Rows.Count,
data = ds.Tables[0],
};
string json = JsonConvert.SerializeObject(obj);
context.Response.ContentType = "text/json";
context.Response.Write(json);
2、JObject jobject = new JObject();
jobject.Add("Code", 0);
jobject.Add("Msg", "修改成功");
context.Response.ContentType = "text/json";
context.Response.Write(jobject.ToString().Replace("\r\n", "").Replace(" ", ""));