What is an MVC framework and why is it necessary/useful?

Question

I know that an MVC framework allows you to separate business logic, data base access and presentation, but why do we need a framework to do this.

Can\'t we just keep ou

Answer 1

Perhaps this is just a linguistic thing. I've seen "frameworks" referring to themselves as a DSL -- Domain Specific Language.

And you don't need a framework But here's something to consider: You already know for a web app you're going to want to do a few common things... route URLs, render pages, etc. Why re-write it all? For other problem domains you'll have generic things to do as well.