>I think my question could be restated to: What characters are potentially
>lethal in user input.  I can do the regex.  But don't know what to parse out
>of the strings.
>would removing  \ /  .  do the trick?

Why whould you want to strip things? Check if the input meets a certain 
requirement.. like US phone numbers should be something like 123-456-7890
So, anything else is NOT valid.

You could also check the length of the string send.



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