The cut button..

Question

How i can cut only the last letter of the text that you have written. Type any text in your keyboard, you can also cut the LAST & SINGLE letter by the cut button. How to make it. I can make function that cuts all the letters, it's lot easier, but how to do that ↑↑.
Here is my code↓↓
https://code.sololearn.com/WkuUg3mobwCA/?ref=app
Please suggest a way🙏

Answer 1

https://code.sololearn.com/WM64lxcgKuE7/?ref=app

Answer 2

These might give you an idea around clipboard data

https://developer.mozilla.org/en-US/docs/Mozilla/Add-ons/WebExtensions/Interact_with_the_clipboard

https://stackoverflow.com/questions/400212/how-do-i-copy-to-the-clipboard-in-javascript

(Edit)
This snippet makes use of the execCommand() because clipboard is unavailable in SoloLearn app

https://code.sololearn.com/WWgPAVRny2J6/?ref=app