Modules ? Yes or no.

[eluser]jedd[/eluser]
[quote author="Bl4ckB1rD" date="1257051373"]Thank you very much for explaining it. And another quick question... can functions of model be executed through url
[/quote]

No, they can't. Sleep easy.

Modules probably come into their own once you're writing a decent-sized system. I suspect that it's a case of if you have to ask whether or not you should be using modules, then you probably shouldn't (yet).

Check out wiredesignz's [url="http://codeigniter.com/wiki/Modular_Extensions_-_HMVC"]HMVC[/url] in the wiki.

For an excellent insight into a system built using this, look at Phil's [url="http://github.com/philsturgeon/pyrocms"]PyroCMS[/url].