Make a PDF form field change text to uppercase while typing using a JavaScript action

Q: I want to create a form field that can change text to uppercase / capitalize all letters as users type in it. Is it possible in PDF Studio?

A: You can use JavaScript action to convert text to uppercase.

Follow the steps below:

  1. Create a text field
  2. Right click on text field -> Properties
  3. Under Format tab, click on the dropdown and select Custom
  4. Under “this field has a custom keystore” section, enter: event.change = event.change.toUpperCase();
  5. click OK
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