Express 4.x Updated Answer

Session handling is no longer built into Express. This answer refers to the standard session module: https://github.com/expressjs/session

To clear the session data, simply use:

The documentation is a bit useless on this. It says:

Destroys the session, removing req.session, will be re-generated next request. req.session.destroy(function(err) { // cannot access session here })

This does not mean that the current session will be re-loaded on the next request. It means that a clean empty sess...