beforeunload doesn't work when binding to event listener...

Javascript, do something before leaving page...

Cancel/remove/disable beforeunload eventlistener if AJAX response is successful...

Save to IndexedDB beforeunload...

.onbeforeunload sometimes returns, sometimes doesn't (popup,IE11)...

disable event onbeforeunload for 1 event button only...

beforeunload on IE 11 - do not prompt user does not work...

JQuery 'beforeunload' event doesn't console.log the response from $.post to mail() in PH...

Aurelia popup when refreshing the page not working...

Onbeforeunload doesn't work until mouse is clicked once in the body...

How do I ask the user to confirm they want to leave the page?...

Is it possible to use Tapestry PageLink and onBeforeOnLoad together?...

How to execute a js function on pageunload...

How to activate onbeforeunload after window.location reloads the page?...

Why closing a page does not unmount the component...

Unable to click input after checking for form changes...

Confirmation on close or refresh page not working at all...

Whats the point of `beforeunload` returnValue if the message does not get set?...

Javascript detect closing popup loaded with another domain...

Window.open is firing beforeunload...

emitting a message to node.js after page close...

Alert not showing on browser close after doing reload of the browser, same issue is there in stackov...

Beforeunload Function is Not working And not updating the records after unload...

Difference between onbeforeunload and onunload...

Why does FireFox window.onbeforeunload() only fire when a confirmation dialog is displayed?...

JavaScript not working after Chrome update...

window.onbeforeunload, closing browser and synchronous AJAX...

Prevent onbeforeunload from being called when clicking on mailto link...

How to remove beforeunload event listeners added by the iFrame?...

Detecting whether user stayed after prompting onBeforeUnload...