What's the point of Yii's AssetManager?

Question

I can\'t find much information about Yii\'s AssetManager for the management of JS and CSS files. My question here is what is the point of using the AssetManager? I\'m not

Answer 1

Another perk that I like about the asset manager, is that it allows you to update your asset files without having to tell your users to clear their cache.

http://www.yiiframework.com/wiki/311/assetmanager-clearing-browser-s-cache-on-site-update/