How to disable beforeunload action when user is submitting a form?...

Javascript: Programmatically trigger onbeforeunload/onunload event...

Multiple onbeforeunload() and onunload() events...

Performing GET request before leaving page...

window.onbeforeunload not firing in child window...

Javascript event never triggering...

How to show a modal dialog before beforeunload shows its own?...

addEventListener Problems in IE...

How to access JavaScript href event that triggered beforeunload...

Javascript, determine if an href click is a call to javascript function or not...

Trying to get Chrome to show a about to leave page using onbeforeunload...

A confirmation popup in JS...

Prevent onbeforeunload function from pausing Javascript timer...

How to stop firing onbeforeunload function on RadGrid Postbacks in ASP.NET...

Why jQuery sometimes overwrites window.onbeforeunload?...

How to collect return value of onbeforeunload...

window.onbeforeunload not working as expected...

Check if changes saved before unload...

How to figure out if the window is closing in the callback of jQuerys unload(); method...

Distinguish onbeforeunload for File Download vs Page Change...

jQuery trigger beforeunload event programmatically...

Update the query onbeforeunload and...

Unable to handle onbeforeunload event using Angular Service...

onBeforeUnload not working correctly for Chrome...

Javascript onbeforeunload Issue...

beforeunload Or onbeforeunload...

How to extract target hostname during onbeforeunload event...

Javascript warning before closing browser not working as expected...

onBeforeUnload not being triggered from a headless browser...

Disable beforeunload when submitting a form with pure JS?...