PHP How To Work with Cookie Set Get And Delete Tutorial

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Inside this article we will see the concept i.e PHP How To Work with Cookie Set Get and Delete. Article contains the classified information about Working with PHP cookie to store value, get value and destroy value.

Cookies are small pieces of text sent to your browser by a website you visit. They help that website remember information about your visit, which can both make it easier to visit the site again and make the site more useful to you.

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Let’s get started.

What is Cookie in PHP?

A cookie in PHP is a small file with a maximum size of 4KB that the web server stores on the client computer. They are typically used to keep track of information such as a username that the site can retrieve to personalize the page when the user visits the website next time.

  • Cookies do not require any server resources since they are stored on the client.
  • Cookies are easy to implement.
  • You can configure cookies to expire when the browser session ends (session cookies) or they can exist for a specified length of time on the client computer (persistent cookies).

How To Store Value in Cookie

To store value in cookie we will use a PHP function called setcookie().


setcookie(cookie_name, cookie_value, [expiry_time], [cookie_path], [domain], [secure], [httponly]);


Let’s say we have a file called index.php. Open file and write this following code into it.


$welcome_message = 'Welcome To Online Web Tutor';

setcookie('owt_welcome', $welcome_message, time() + (86400 * 7)); // 86400 = 1 day

When we execute, it will store cookie value into browser with key name owt_welcome

You can find cookie value as –

How To Get Value From Cookie

To get browser cookie value, simply you need to use PHP global variable $_COOKIE.

if (!isset($_COOKIE["owt_welcome"])) {

    echo "Cookie not found!";
} else {
    echo $_COOKIE["owt_welcome"];

If cookie exists with the given key, then it returns the value of cookie.

To print all cookies,


How To Destroy a Cookie value

To delete a cookie, use the setcookie() PHP function with an expiration date in the past.

// set the expiration date to one hour ago
setcookie("owt_welcome", "", time() - 3600);

We hope this article helped you to learn PHP How To Work with Cookie Set Get And Delete Tutorial in a very detailed way.

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Sanjay KumarHello friends, I am Sanjay Kumar a Web Developer by profession. Additionally I'm also a Blogger, Youtuber by Passion. I founded Online Web Tutor and Skillshike platforms. By using these platforms I am sharing the valuable knowledge of Programming, Tips and Tricks, Programming Standards and more what I have with you all. Read more