Class TextValidation

  • TextValidation is a DataValidation specifically for TextItems in Google Forms.

  • It can be used to set validation rules for text input, such as requiring a number within a specific range.

  • You can customize the help text shown to the user when the input is invalid.

  • TextValidation objects are created using FormApp.createTextValidation() and applied to a TextItem using setValidation().
TextValidation

A DataValidation for a TextItem. 

// Add a text item to a form and require it to be a number within a range. const form = FormApp.create('My form'); const textItem =  form.addTextItem().setTitle('Pick a number between 1 and 100?'); const textValidation =  FormApp.createTextValidation()  .setHelpText('Input was not a number between 1 and 100.')  .requireNumberBetween(1, 100)  .build(); textItem.setValidation(textValidation);