Getting Started with MVC--edit page

Add Action Edituserinfo

Using system;using system.collections.generic;using system.linq;using system.web;using System.Web.Mvc;using         Mvcapplicationstudy.models;namespace mvcapplicationstudy.controllers{public class Userinfocontroller:controller { GET:/userinfo/public actionresult Index () {testentities db = new Testenti            Ties (); var userinfolist = db.            Userinfo.where<userinfo> (c = true);           list<userinfo> list = Userinfolist.tolist ();            Viewbag.model = list;            return View ();        return View (list); }//Show a data detail public actionresult showdetail (int id) {Testentities db = new Testentities            (); UserInfo UserInfo = db. userinfo.where<userinfo> (U = u.id = = ID).            Singleordefault ();            if (userInfo! = null) {return View (userInfo);     } else {return Content ("parameter Error");       }} public ActionResult edituserinfo (int id) {Testentities db = new Testentities ()            ; UserInfo UserInfo = db. userinfo.where<userinfo> (U = u.id = = ID).            FirstOrDefault ();            if (userInfo! = null) return View (UserInfo);        else return Content ("parameter Error"); } [HttpPost] public actionresult edituserinfo (UserInfo UserInfo) {testentities db = new T            Estentities (); Db. Entry<userinfo> (UserInfo).            state = System.Data.EntityState.Modified; Db.           SaveChanges ();        Return redirecttoaction ("Index"); }       }}

Add View

@model mvcapplicationstudy.models.userinfo@{Layout = null;} <! DOCTYPE html>
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Getting Started with MVC--edit page