Do PHP sessions set any cookies?

Question

I only manually set one cookie on my social network site, but I rely heavily on php sessions. I am wondering if sessions set any cookies behind the scenes?

I was jus

Answer 1

It does, there's a cookie named PHPSSID that stores the session ID.

For HttpOnly cookies, see http://ilia.ws/archives/121-httpOnly-cookie-flag-support-in-PHP-5.2.html