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Check if string is empty with Regular Expression in Nintex

Question asked by thzu on Jan 5, 2017
Latest reply on Jan 5, 2017 by emha

Hi all,

I have a regex with check match in my workflow and want to see if the string is empty.

I tried the obvious: .

But it didn't work for some reason.

I could type in [0-9a-z]  etc. but that wouldn't involve # or & or ...


I tried ..* as well but it didn't work. Ideas?