[REBOL] Re: [to] to block! vs to-block
From: SunandaDH:aol at: 18-Nov-2004 4:35
> In the discussion about handling "untrusted" data, I noticed that
> Gabriele used "to block!" whilst Sunanda used to "to-block". I'm trying
> to understand if this is just a matter of personal preference or there
> is a real difference.
I'd say it was preference.
I'm not often writing code that needs to be optimised to run as fast as
possible,and when I am, it's unlikely to be in REBOL) so I'm usually not worried by
a few per cent here and there.
Most, though not all "to-xxx" words are functions, but some are natives. You
can see that with this:
So there is no in principle reason why a later release can't make them all
Also, it avoids losing a console session when you type the wrong thing. Don't
try this on a session you want to keep: