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Duplicate Value Validator makes sure that no duplicate value is entered into the form.

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Figure 1: Duplicate Value Validator Properties

NameDescription
Form Target form to validate against.
Field ID

Field ID

 

in the target form selected above to validate against.

Info
titleTip

Use back the same ID of the current element to make sure that the value entered is unique.

MandatoryWhen checked, field value must be filled.Mandatory 
Regular Expression Format CheckRegular Expression to validate the value.
Wrong Format Error Message Wrong Format Error Message

 

Caveat: Duplicate Value Validator will not work with File Upload and Image Upload fields.