The InDesign , "eyedropper tool" can be used to duplicate text attributes.
- Draw two text boxes and enter the same text in both of them.
- Customize the text in one of these boxes (Size 17, Bold, Alignment center ...),
- Using the Text tool highlight the modified text, select the eyedropper tool, and click on the modified text box.
- Click on the unmodified text box and all the text attributes shall be duplicated