The Show More/Less widget allows users to specify the number of characters displayed for a string attribute and also allows the user to show the full text on click of a hyperlink. Users can specify the "show more" hyperlink text as well.
Documentation
ShowMore
Expand/truncate string attributes
Features
Can define your own character limit in studio pro
Usage
Add the show more widget inside a data widget that has a string attribute
Set the number of characters you would like to display
Enter you preferred text if different than 'show more' and 'show less' (Optional)