Ajax, Html, ASP call database

I. Front-end page:

<! DOCTYPE HTML PUBLIC "-//W3C//DTD XHTML 1.0 transitional//en" "Http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd ">
Two. ASHX Code:
public class Handler1:ihttphandler, irequiressessionstate {HttpRequest Request;        HttpResponse Response; public void ProcessRequest (HttpContext context) {Request = context.            Request; Response = context.                        Response; String method = Request["Method"]. ToString ();//url parameter corresponding to Ajax method MethodInfo MethodInfo = this. GetType ().        GetMethod (method);//Methodinfo.invoke (this, null); public void Getlzr () {String name = request["Name"].            ToString (); String age = request["Age"].            ToString (); string sex = request["Sex"].            ToString (); int i = Sqlhelper.executenonquery ("Insert into Lzr_name (name,age,sex) VALUES (@name, @age, @sex)", New SqlParameter ("@                        Name ", name), New SqlParameter (" @age ", age), New SqlParameter (" @sex ", Sex));            if (i > 0) {//Return Data Response.Write ("T");  } else          {Response.Write ("F");             }} public bool IsReusable {get {return false; }        }    }

Three. Display: Before clicking the button:



After clicking the button:



Ajax, Html, ASP call database