COOKIES: .example.com and example.com

domain cookie

[iamvela]

What is the difference between cookies stored for
.example.com and example.com

(NOTICE the leading dot)

Is this just a JS vs PHP difference or is there more to it?

[coopster]

Browser difference. The PHP manual page for setcookie [php.net] has a link to the "spec" that will explain tail matching in detail.