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Questionnaire Designer: Difference between revisions
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→Editing rules
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Rules describe sequences of steps that are executed when a user is filling out the questionnaire. These steps allow you to further customize the questionnaire form’s design and usage (hide or disable form fields, assign values to them, etc.). To create a rule, open the [[Rules editor]] by clicking on the corresponding event button. | Rules describe sequences of steps that are executed when a user is filling out the questionnaire. These steps allow you to further customize the questionnaire form’s design and usage (hide or disable form fields, assign values to them, etc.). To create a rule, open the [[Rules editor]] by clicking on the corresponding event button. | ||
* '''On Create''' rules are executed when a questionnaire instance is about to be created. They can be used to populate variables for the reuse fetch. | * '''On Create''' rules are executed when a questionnaire instance is about to be created. They can be used to populate variables for the reuse fetch. Requires [[Questionnaire_Designer#Rules_version|version 3]] (or later) of rules and [[Releases/Spring_2022|version 15.0]] (or later) of the mobile app. | ||
* '''On Load''' rules are executed when users start to fill out the questionnaire. | * '''On Load''' rules are executed when users start to fill out the questionnaire. | ||
* '''On Change''' rules are executed whenever users change any value. <small>On Change rules are also executed when a questionnaire is first displayed.</small> | * '''On Change''' rules are executed whenever users change any value. <small>On Change rules are also executed when a questionnaire is first displayed.</small> | ||