Re: Why does this work?

[Geoff Leyland <geoff_leyland@...>]

On 4/02/2011, at 5:56 PM, Steve Litt wrote:

> Thanks Geoff,
> 
> I think it does help. So I define my new function print() as taking argument 
> str, so obviously when the program is run str is "Hello World". Then I pass 
> that str to oldprint(), which is a reference to print(), which has already 
> been defined as taking an argument, so no further definition or declaration 
> needed. 
> 
> Does that about sum it up?

Yep.  "oldprint(), which is a reference to *the original* print()"
If none of these functions were called "print" or anything like it, and there weren't languages where print was part of the language and not just a function, I think it'd all be much simpler to understand.