Array - Make answers exclusive

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2 months 3 days ago #175213 by domrim
domrim created the topic: Array - Make answers exclusive
Hi,

i want to make a survey with an array-question where every answer is only choosable once.
For example the attached answer would not be accepted because answer-option "2" is selected twice.

How can i realise this behaviour?

Thanks for your help.
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2 months 3 days ago #175223 by tpartner
tpartner replied the topic: Array - Make answers exclusive
Question validation equation:

{unique(self)}

Cheers,
Tony Partner
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