How to set cookie in php for when browser session end?

You can set Cookie in php using setcookie() method.

Example of Php Cookie

<?php
$cookie_name = "user";
$cookie_value = "John Doe";
setcookie($cookie_name, $cookie_value, time() + (86400 * 30), "/"); // 86400 = 1 day
?>

This php cookie example is store data for 1day.

Example of Php cookie when browser session end

Set the expire value 0

<?php
$cookie_name = "user";
$cookie_value = "John Doe";
setcookie($cookie_name, $cookie_value, 0, "/");
?>

Thank your for reading.

Learn more about php cookie https://www.php.net/manual/en/function.setcookie.php