empty is zero

[Scott Morrow]

Hello Jacque,
> a variable sort of variable
> it only equates to zero when you do a math calculation on it

Uh... I guess I knew that... I just wasn't seeing tVariable is zero   
(x=0) as a math calculation... but obviously it is

Thanks for straightening me out  :  )

Scott


On Jul 9, 2009, at 3:08 PM, J. Landman Gay wrote:

> Scott Morrow wrote:
>
>> it results in BOTH tParamIsZero = true   AND   tParamIsEmpty =  
>> true    (it is empty and zero?)
>
> Right. Empty is a variable sort of variable... I believe it only  
> equates to zero when you do a math calculation on it. Otherwise it  
> isn't a number. This prevents math from failing when a parameter  
> contains no value.
>
> -- 
> Jacqueline Landman Gay         |     jacque at hyperactivesw.com
> HyperActive Software           |     http://www.hyperactivesw.com
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