public JsonResult dologin(Myuser myuser) { ResultModel result = new ResultModel(); int i = (HttpContext.Session.GetInt32("ErrorCount") ?? 0); if (i >= 3) { string code = HttpContext.Session.GetString("LoginValidateCode").ToLower(); if (code != myuser.Verifycode.ToLower().Trim()) { result.State = 2; result.Message = "验证码输入错误!"; result.IfValidate = true; return(Json(result)); } } result = MyuserBll.Login(myuser.UserCode, myuser.UserPassword, myuser).Result; if (result.State == 1) { HttpContext.Session.SetInt32("ErrorCount", ++i); if (i > 2) { result.IfValidate = true; } else { result.IfValidate = false; } } if (result.State == 0) { HttpContext.Session.Remove("LoginValidateCode"); HttpContext.Session.Remove("ErrorCount"); CommonUI.SaveUser(myuser, true); string returnUrl = TempData["returnUrl"]?.ToString(); if (returnUrl != null) { Redirect(returnUrl); } else { RedirectToAction(nameof(HomeController.Index), "Home"); } } return(Json(result)); }