[Pdx-pm] Too much validation
Michael G Schwern
schwern at pobox.com
Thu Nov 20 02:54:15 CST 2003
On Wed, Nov 19, 2003 at 10:39:05PM -0800, Joe Oppegaard wrote:
> So as a general rule of thumb, when should data validation be done?
> Catch it early or catch it when it actually matters? Or both? (Ugh,
> duplicate code).
Depends on what you're doing, but in general I'd say catch it as the new
data comes in. That way you an put the checks in one place and won't
forget to validate on the way out.
Michael G Schwern schwern at pobox.com http://www.pobox.com/~schwern/
Cottleston, Cottleston, Cottleston Pie.
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