At 2:00 PM -0700 9/20/00, Kerry Thompson wrote:
>>Generally in programming, a null or void pointer is all 0's,
>
>Very true, for a pointer.
>
>>So, this can be very convenient actually
>
>Or inconvenient, if you're trying to do something like:
> if value(getaProp(gplFlagList, #CLUE)) <> VOID then -- Problem! 0
>evaluates as VOID
>
>
Kerry,
When in Rome ... Why not use Lingo's built in way:
if not(voidp(getaProp(gplFlagList, #CLUE))) then
Irv
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