Minor extension to cast syntax

[Gregor Richards]

Gregor Richards wrote:
>> There is that idea in language design that if it can be done as a 
>> function it should be unless there is a good reason not to.
> 
> In highly dynamic languages where performance isn't a primary objective, 
> yes. Dynamic arrays, anyone?
> 

I should also mention, while I'm at it, that this can NOT be done as a 
function.

  - Gregor Richards