Testing for numerics

Rob Cozens rcozens at pon.net
Mon Oct 2 11:08:10 EDT 2006


Francis, Mark, et al:

>  > Is this the right way to check for numerics, and if
>>  so, what have I done wrong ?
>
>Try
>
>if field "MyTextField" is a number

This is fine if signed and decimal input is allowed; but isn't an 
adequate check for numerics that must be positive or integers only.
-- 

Rob Cozens
CCW, Serendipity Software Company

"And I, which was two fooles, do so grow three;
Who are a little wise, the best fooles bee."

from "The Triple Foole" by John Donne (1572-1631)



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