Using the JavaScript 'window.onbeforeunload' Event | DMC, Inc.
Cancel Events | egghead.io
javascript - Capturing save and cancel event on window.open() in electron - Stack Overflow
Cancel Events in JavaScript | Delft Stack
ios - How to detect cancel event through javascript when user click on cancel button on popup on safari browser to open deeplink from web browser? - Stack Overflow
Understanding events in JavaScript | by Gemma Croad | Medium
dynamically bind event handler in code javascript | Softchief Learn
JavaScript User Interface Events
Handle user close browser event with JavaScript | by Victor Leung | Medium
How to cancel an async task in JavaScript?
cancel event does not fired when copy: true · Issue #684 · bevacqua/dragula · GitHub
Cancel An Event In Javascript -
Turkey's 'culture war': Anger grows as string of events cancelled | Arts and Culture News | Al Jazeera
What is Event Handlers in JavaScript & What are different types of Event?
JavaScript event handler isn't called on appended button - Stack Overflow
Trumba Help: How to cancel and uncancel events
javascript - Cancel button HTML jQuery - Stack Overflow
On Click Event Functionality - JavaScript - The freeCodeCamp Forum
JavaScript | removeEventListener() method with examples - GeeksforGeeks
Cancel or Restore an Event – SurveyMethods Knowledge Base
How to show event details in a modal dialog (modal.js) (Knowledge Base for DayPilot - AJAX Calendar/Scheduling Controls)