Validation Difficulty level: Difficult What does the functionality do? A validation enables you to validate the answers of survey participants, i.e....
Validation: Date 2 > Date 1 Difficulty level: Difficult What does the functionality do? You can use this function, if you ask a participant in a...
Validation: E-mail 1 = E-mail 2 Difficulty level: Difficult What does the functionality do? You can use this function, if you ask a participant in a...
Regular expressions in terms Difficulty level: Difficult Disclaimer: If you have a professional user license, you can use all functions described in this page....
Equals: Comparing two values Difficulty level: Difficult What does the functionality do? Suppose you want to know from each participant on which tasks they...
Concat: Concatenating two alphanumeric values Difficulty level: Difficult What does the functionality do? A Dutch postal code consists of four digits, a space and two...
Matrix: one answer per column group Suppose you want to present each survey participant with some products, services or items from which he/she selects two of...
Matrix: 2 out of 4 rows mandatory Suppose you want to present each survey participant with some products, services or data, some of which should be answered...