On 17-May-07, at 8:45 AM, Daniel Stenning wrote:

> Are you saying that RB Ubound does an iterating  count of the  
> number of
> elements each time ??

Yes
A static counter that could be quickly accessed _may_ exist
That's internal and we don't know
But ubound is a function call each time

>  I would have thought that each RB array has an internal count  
> "property"
> that only gets modified as elements are added or removed, and this  
> property
> is what gets queried each time Ubound is called.  I might be wrong  
> but that
> would seem the most efficient thing to do - at the cost of a single  
> integer.

It may actually have that
We don't know how it is implemented
But ubound is a call
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