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Re: Style or Clarity?by Grygonos (Chaplain) |
on Jun 08, 2004 at 20:28 UTC ( [id://362534]=note: print w/replies, xml ) | Need Help?? |
Agreed dragonchild I often find myself (in validation subs) doing the following Simply disallowing undefined values to be passed for validation. Your caller will need to be mindful of the return value, so that it can re-request input...but that's just one example of where I find this type of programming useful.
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