Mvc.Remote验证验证用户名是否重复

Model 这样写的

1 [Display(Name = "用户名")]
2 [Required(ErrorMessage = "请填写{0}")]
3 [StringLength(16, MinimumLength = 6, ErrorMessage = "{0}长度必须大于{2}位小于{1}位")]
4 [System.Web.Mvc.Remote("CheckSellerNick", "Login", ErrorMessage = "用户账号已存在")]public string LoginNo { get; set; }

Controller 里面这样写的

1  [OutputCache(Location = OutputCacheLocation.None, NoStore = true)]   //清除缓存
2     public JsonResult CheckSellerNick(string LoginNo)
3       {
4         //bool exists = _userService.LoginNoExist(LoginNo);
5           bool exists = LoginNo.Equals("111111") ? true : false;
6         return Json(exists , JsonRequestBehavior.AllowGet);
7     }

View 这样写的

1      @Html.TextBoxFor(o => o.LoginNo, new { @class = "register_input", maxlength = "16",  })
2
3 <div class="register_error">@Html.ValidationMessageFor(o => o.LoginNo)</div>