MVC模型绑定

 1 @model RegisterViewModel 2 @{ 3 ????ViewData["Title"] = "Register"; 4 } 5 ?6 <h2>@ViewData["Title"]</h2> 7 ?8 <div class="row"> 9 ????<div class="col-md-4">10 ????????<form asp-route-returnUrl="@ViewData["ReturnUrl"]" method="post">11 ????????????<h4>Create a new account.</h4>12 ????????????<hr />13 ????????????<div asp-validation-summary="All" class="text-danger"></div>14 ????????????<div class="form-group">15 ????????????????<label asp-for="Email"></label>16 ????????????????<input asp-for="Email" class="form-control" />17 ????????????????<span asp-validation-for="Email" class="text-danger"></span>18 ????????????</div>19 ????????????<div class="form-group">20 ????????????????<label asp-for="Password"></label>21 ????????????????<input asp-for="Password" class="form-control" />22 ????????????????<span asp-validation-for="Password" class="text-danger"></span>23 ????????????</div>24 ????????????<div class="form-group">25 ????????????????<label asp-for="ConfirmPassword"></label>26 ????????????????<input asp-for="ConfirmPassword" class="form-control" />27 ????????????????<span asp-validation-for="ConfirmPassword" class="text-danger"></span>28 ????????????</div>29 ????????????<button type="submit" class="btn btn-default">Register</button>30 ????????</form>31 ????</div>32 </div>33 34 @section Scripts {35 ????@await Html.PartialAsync("_ValidationScriptsPartial")36 }

 1 ??[HttpPost] 2 ????????[AllowAnonymous] 3 ????????[ValidateAntiForgeryToken] 4 ????????public async Task<IActionResult> Register(RegisterViewModel model /*隐式模型绑定*/, string returnUrl = null) 5 ????????{ 6 ????????????var testModel = new TestRegisterModel(); 7 ????????????await TryUpdateModelAsync(testModel); //显示模型绑定，从请求的视图中更新当前模型对象 8 ?9 ????????????ViewData["ReturnUrl"] = returnUrl;10 ????????????if (ModelState.IsValid)11 ????????????{12 ????????????????var user = new ApplicationUser { UserName = model.Email, Email = model.Email };13 ????????????????var result = await _userManager.CreateAsync(user, model.Password);14 ????????????????if (result.Succeeded)15 ????????????????{16 ????????????????????_logger.LogInformation("User created a new account with password.");17 18 ????????????????????var code = await _userManager.GenerateEmailConfirmationTokenAsync(user);19 ????????????????????var callbackUrl = Url.EmailConfirmationLink(user.Id, code, Request.Scheme);20 ????????????????????await _emailSender.SendEmailConfirmationAsync(model.Email, callbackUrl);21 22 ????????????????????await _signInManager.SignInAsync(user, isPersistent: false);23 ????????????????????_logger.LogInformation("User created a new account with password.");24 ????????????????????return RedirectToLocal(returnUrl);25 ????????????????}26 ????????????????AddErrors(result);27 ????????????}28 29 ????????????// If we got this far, something failed, redisplay form30 ????????????return View(model);31 ????????}

 1 ?public class RegisterViewModel 2 ????{ 3 ????????[Required] 4 ????????[EmailAddress] 5 ????????[Display(Name = "Email")] 6 ????????public string Email { get; set; } 7 ?8 ????????[Required] 9 ????????[StringLength(100, ErrorMessage = "The {0} must be at least {2} and at max {1} characters long.", MinimumLength = 6)]10 ????????[DataType(DataType.Password)]11 ????????[Display(Name = "Password")]12 ????????public string Password { get; set; }13 14 ????????[DataType(DataType.Password)]15 ????????[Display(Name = "Confirm password")]16 ????????[Compare("Password", ErrorMessage = "The password and confirmation password do not match.")]17 ????????public string ConfirmPassword { get; set; }18 ????}

1 public class TestRegisterModel2 ????{3 ????????public string Sex { get; set; }4 ????????public string Email { get; set; }5 ????}