quests | NicJ.net
Detect browser refresh in Angular 2+ | by pradeep b | Medium
block confirm function before unload · Issue #28 · jacobbuck/react- beforeunload · GitHub
Blocking Page Navigation in a ReactJS Application | MessageMedia
Cross browser exitsplash implementation using jQuery and CSS - Vikas Bhagwagar - Full Stack Software Developer from India
Reliably Send an HTTP Request as a User Leaves a Page | CSS-Tricks - CSS-Tricks
javascript - How to block the popups alert on beforeUnload while using custom alert popup? - Stack Overflow
Sure you want to leave?—browser beforeunload event - DEV Community
Alert before unload
May | 2017 | A Blog by Mike Conley
javascript - What element is being displayed onbeforeunload event? - Stack Overflow
window.onbeforeunload and Cypress | Better world by better software
Blocked attempt to show a 'beforeunload' confirmation panel" when navigating away from MenuPart editor · Issue #11420 · OrchardCMS/OrchardCore · GitHub
Electron browser hangs/errors on apps with window.onbeforeunload alerts · Issue #2118 · cypress-io/cypress · GitHub
Blocked `beforeunload` event but the window can not be closed · Issue #17364 · electron/electron · GitHub
quests | NicJ.net
javascript - Lightning Application: Show the User a confirmation popup before closing the browser's tab - Salesforce Stack Exchange
Display Warning for Unsaved Form Data on Page Exit | ClarityDev blog
Easy fix for: Blocked attempt to show a 'beforeunload' confirmation panel for a frame that never had a user gesture since its load
javascript - How to really disable beforeunload? - Stack Overflow
react-beforeunload-component examples - CodeSandbox
javascript - Window.onbeforeunload - know what the user clicked Angular 5 - Stack Overflow
google chrome - conclusive way to block "onunload" spam ("are you sure you want to navigate away?") - Super User
Changes you made may not be saved alert on page leave in react app
Frühere Versionshinweise - Chrome Enterprise and Education-Hilfe
![JavaScript Window Unload Not Working [Vanilla Javascript] - Stack Overflow](https://i.stack.imgur.com/kOKhR.png "JavaScript Window Unload Not Working [Vanilla Javascript] - Stack Overflow")