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From "Uwe Geercken" <>
Subject Regular Expressions
Date Tue, 01 Mar 2016 21:30:07 GMT

I was wondering which tool people use to validate their regular expressions?

I was going throught some of the templates I found in the web and found one with following
regular expression:


When using which I find very good and complete, tells me
that the question mark at the beginning is invalid?

So which way do you write or validate your expressions?

Tks for feedback.


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