Why doesn't the session cookie die?

Question

PHP

The setting is session.cookie_lifetime = 0, but after the browser is closed, the session cookie does not die. What to do?
Server nginx + php-fpm, PHP 5.5. Sessions in redis.
Thank you.

Answer 1

Try
And try to really close the browser.

Answer 2

check at the end of the application what lifetime is equal to:
session_get_cookie_params ()
if not equal to zero, then you can try to set it like this:
session_set_cookie_params ()