It seems far more important, and far easier in the long run, to validate
entry data before it gets anywhere close to being mishandled. Check to see if
numbers are numbers, dates are dates, etc. I would bet that the errors fall
into a very few categories, and these can all be screened early on.

Many newbie (ahem) error posts are of just this type, for example, an
errant char in the second line of a field, and only the first line is visible,
where the contents of the field has some math done to it. So another level of
checking that I use all the time is to act only on line 1 of the field that
purportedly has valid data in it. But even this should really be vetted at
entry time.

Craig Newman

In a message dated 6/10/09 4:34:53 PM, li...@mangomultimedia.com writes:


> > I help maintain some software whose users can sometimes generate an 
> > error by entering malformed data in a given field (e.g. non-numeric 
> > data where math is done after data is moved into temp variables). 
> > What I'm looking for is some code that displays the contents of the 
> > variables containing malformed data. However, the error handling 
> > code is in a libraried stack so I assume I can't just "get the 
> > variableNames" from there and work with those, since the error 
> > occurred in the script of a different stack.
>
>




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