I cant validate my mvc registration form,

Question

I cant validate my mvc registration form, i'm using custom validator for name like this [Required(ErrorMessage = "Please enter name.")] public string Name { get; set; } i cant get any error message why?

Ramesh Palanivel · Answer

Hi Siva, Try My Code, Model using System; using System.Collections.Generic; using System.ComponentModel.DataAnnotations; using System.Linq; using System.Web; namespace LotusNotesTOASPMvc.Models { public partial class Registration { public int id { get; set; } [Required(ErrorMessage = "Please enter name." )] public string Name { get; set; } public string Email { get; set; } public string Gender { get; set; } public string Phone { get; set; } public string Address { get; set; } } } Controller : [HttpGet] public ViewResult RegistrationForm() { return View(); } View @model LotusNotesTOASPMvc.Models.Registration @{ ViewBag.Title = "RegistrationForm" ; } h2 > RegistrationForm h2 > @using (Html.BeginForm()) { @Html.AntiForgeryToken() div class = "form-horizontal" > h4 > Registration h4 > hr /> @Html.ValidationSummary(true) div class = "form-group" > @Html.LabelFor( model = > model.Name, new { @ class = "control-label col-md-2" }) div class = "col-md-10" > @Html.EditorFor( model = > model.Name) @Html.ValidationMessageFor( model = > model.Name) div > div > div class = "form-group" > @Html.LabelFor( model = > model.Email, new { @ class = "control-label col-md-2" }) div class = "col-md-10" > @Html.EditorFor( model = > model.Email) @Html.ValidationMessageFor( model = > model.Email) div > div > div class = "form-group" > @Html.LabelFor( model = > model.Gender, new { @ class = "control-label col-md-2" }) div class = "col-md-10" > @Html.EditorFor( model = > model.Gender) @Html.ValidationMessageFor( model = > model.Gender) div > div > div class = "form-group" > @Html.LabelFor( model = > model.Phone, new { @ class = "control-label col-md-2" }) div class = "col-md-10" > @Html.EditorFor( model = > model.Phone) @Html.ValidationMessageFor( model = > model.Phone) div > div > div class = "form-group" > @Html.LabelFor( model = > model.Address, new { @ class = "control-label col-md-2" }) div class = "col-md-10" > @Html.EditorFor( model = > model.Address) @Html.ValidationMessageFor( model = > model.Address) div > div > div class = "form-group" > div class = "col-md-offset-2 col-md-10" > input type = "submit" value = "Create" class = "btn btn-default" /> div > div > div > } div > @Html.ActionLink("Back to List", "Index") div > @section Scripts { @Scripts.Render("~/bundles/jqueryval") } Note : Try to create a view using Add view Mothod -> Select template "Create" -> Model class select your model and try to run

Ramesh Palanivel · Answer

Hi Siva, Can you share your controller and view?

Naveen Bisht · Answer

Hi kindly read below blog for same http://www.c-sharpcorner.com/article/data-annotations-and-validation-in-mvc/ http://www.c-sharpcorner.com/UploadFile/a8024d/validation-using-data-annotations-in-Asp-Net-mvc-5/ it is very easy

Naveen Bisht · Answer

I think you forget to enable client side validation read this you will got ur answer https://msdn.microsoft.com/en-us/library/ee256141(vs.100).aspx

siva nathan · Answer

model;--- public partial class Registration { public int id { get; set; } [Required(ErrorMessage = "Please enter name.")] public string Name { get; set; } public string Email { get; set; } public string Gender { get; set; } public string Phone { get; set; } public string Address { get; set; } } Controller:- public ViewResult Index() { return View(); } [HttpGet] public ViewResult RegistrationForm() { return View(); } [HttpPost] public ViewResult RegistrationForm(Registration registration) { string constr = ConfigurationManager.ConnectionStrings["DefaultConnection"].ConnectionString; using (SqlConnection con = new SqlConnection(constr)) { string query = "INSERT INTO Registration(Name, Email,Gender,Phone,Address) VALUES(@Name, @Email,@Gender,@Phone,@Address)"; using (SqlCommand cmd = new SqlCommand(query)) { cmd.Connection = con; con.Open(); cmd.Parameters.AddWithValue("@Name", registration.Name); cmd.Parameters.AddWithValue("@Email", registration.Email); cmd.Parameters.AddWithValue("@Gender", registration.Gender); cmd.Parameters.AddWithValue("@Phone", registration.Phone); cmd.Parameters.AddWithValue("@Address", registration.Address); cmd.ExecuteNonQuery(); con.Close(); } } return View("Congratualation", registration); } View:- @model WebApplication1.Models.Registration @{ ViewBag.Title = "RegistrationForm"; } RegistrationForm @using (Html.BeginForm()) { @Html.AntiForgeryToken() Registration @Html.ValidationSummary(true) @Html.LabelFor(model => model.Name, new { @class = "control-label col-md-2" }) @Html.EditorFor(model => model.Name) @Html.ValidationMessageFor(model => model.Name) @Html.ValidationSummary(true, "", new { @class = "text-danger" }) @Html.LabelFor(model => model.Email, new { @class = "control-label col-md-2" }) @Html.EditorFor(model => model.Email) @Html.ValidationMessageFor(model => model.Email) @Html.LabelFor(model => model.Gender, new { @class = "control-label col-md-2" }) @Html.RadioButtonFor(model => model.Gender, "Male", false) Male @Html.RadioButtonFor(model => model.Gender, "Female", false) Female @*@Html.EditorFor(model => model.Gender)*@ @Html.ValidationMessageFor(model => model.Gender) @Html.LabelFor(model => model.Phone, new { @class = "control-label col-md-2" }) @Html.EditorFor(model => model.Phone) @Html.ValidationMessageFor(model => model.Phone) @Html.LabelFor(model => model.Address, new { @class = "control-label col-md-2" }) @*@Html.EditorFor(model => model.Address) @Html.ValidationMessageFor(model => model.Address)*@ @Html.DropDownListFor(model => model.Address, new List { new SelectListItem { Text = "HTC DESIRE", Selected=true}, new SelectListItem { Text = "Moto G"}, new SelectListItem { Text = "GO mobiles"} }, "Select Mobile") @Html.ValidationMessageFor(model => model.Address) } @Html.ActionLink("Back to Home", "Index")

I cant validate my mvc registration form,

Answers (5)