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Posted by askMe on 01/15/06 15:03
GazK wrote:
> I have a script which takes the results of a form and updates or creates
> a record in a db table. So far so dull. It works fine, except when I
> leave certain fields blank; these are entered in the table as zero
> values. Can anyone assist me to differentiate between NULL and zero? the
> variables that are troubling are fatalities, injuries, latitude and
> longitude.
>
> TIA
>
> Garry
>
Zero is a number. NULL has no value assigned.
http://www.askblax.com
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