Class CheckboxValidation
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AI-generated Key Takeaways
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CheckboxValidation is a DataValidation specifically for CheckboxItems in Google Forms.
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It allows you to set requirements for the number of choices a user must select from a checkbox item.
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You can customize the help text displayed to the user when the validation is not met.
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The provided code example demonstrates how to create a CheckboxValidation that requires exactly two selections.
CheckboxValidation
A DataValidation for a Checkbox.
// Add a checkBox item to a form and require exactly two selections. constform=FormApp.create('My Form'); constcheckBoxItem=form.addCheckboxItem(); checkBoxItem.setTitle('What two condiments would you like on your hot dog?'); checkBoxItem.setChoices([ checkBoxItem.createChoice('Ketchup'), checkBoxItem.createChoice('Mustard'), checkBoxItem.createChoice('Relish'), ]); constcheckBoxValidation=FormApp.createCheckboxValidation() .setHelpText('Select two condiments.') .requireSelectExactly(2) .build(); checkBoxItem.setValidation(checkBoxValidation);