How to Read, Write and Clear Cookies in ASP.Net Core

June 19 2022 by Admin

In this article, we will explain how to Read, Write and Clear Cookies in ASP .NET Core with an example and sample code.

In this article, we will explain how to Read, Write and Clear Cookies in ASP .NET Core with an example and sample code. Here we are using Cookies to store data. We have taken login page and Dashboard page for this activity. When user will login in system value set in Cookie using CookieOptions class.

Required Namespaces

We will need to use the following namespaces.

using System.Security.Claims;

using Microsoft.AspNetCore.Authentication.Cookies;

using Microsoft.AspNetCore.Authentication;

using Microsoft.AspNetCore.Http;

LoginController

we have created login controller and we are assigning values in Cookies using CookieOptions class.

public class LoginController : Controller

{

public IActionResult CookiesWrite()

{

return View();

}

[HttpPost]

public IActionResult CookiesWrite(LoginModel loginModel)

{

CookieOptions option = new CookieOptions();

option.Expires = DateTime.Now.AddDays(1);

Response.Cookies.Append("UserName", $"{loginModel?.UserName}", option); // Write Cookies value

return RedirectToAction("CookiesRead", "Dashboard");

}

Index.Cshtml

We have created login html page you can see below.

@model Articles.Models.LoginModel

<head>

<title> How to Read, Write and Clear Cookies in ASP.Net Core </title>

</head>

<label class="control-label visible-ie8 visible-ie9">Username</label>

</div>

<label class="control-label visible-ie8 visible-ie9">Password</label>

</div>

<button type="submit" class="btn green uppercase" asp-action="CookiesWrite" asp-controller="Login">Login</button>

</div>

</form>

</div>

</body>

</html>

DashboardController

We have created Dashboard page to Read and Clear Cookies values.

public class Dashboard : Controller

{

public IActionResult CookiesRead()

{

ViewBag.UsersName = Request.Cookies["UserName"];

return View();

}

public IActionResult CookiesRemove()

{

Response.Cookies.Delete("UserName");

return View();

}

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How to Read, Write and Clear Cookies in ASP.Net Core

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