[REBOL] Re: Apparent newbie question
From: tomc:darkwing:uoregon at: 20-Nov-2003 9:52
On Thu, 20 Nov 2003, Steven White wrote:
> This must be something dumb, but I want to test the length of a block
> and can't seem to do it, yet I can print the length of the block. What
> am I missing?
>
> Thank you.
>
> *_*_*_*_* Sample script *_*_*_*_*
>
> REBOL [ ]
>
> TEST-BLOCK: [ XXXXXXXX YYYYYYYYY 100 200 ]
>
> print ["Length of TEST-BLOCK is " length? TEST-BLOCK]
>
> if length? TEST-BLOCK < 4 [
if (length? TEST-BLOCK) < 4 [
or
if 4 >= length? TEST-BLOCK [
should work
has to do with how tightly bound to its arguments an op is.
someone more verbose could say more
