Is Beforeunload deprecated?

Deprecated. Not for use in new websites.

What is Onunload?

onunload occurs when the user navigates away from the page (by clicking on a link, submitting a form, closing the browser window, etc.). Note: The onunload event is also triggered when a user reloads the page (and the onload event).

Can I use Onunload?

This feature is deprecated/obsolete and should not be used.

What is Onunload in HTML?

The onunload attribute fires once a page has unloaded (or the browser window has been closed). onunload occurs when the user navigates away from the page (by clicking on a link, submitting a form, closing the browser window, etc.)

How do you handle Onbeforeunload?

Note: If the onbeforeunload event is not assigned to the element, you must assign/attach the event on the window object, and use the returnValue property to create a custom message (see syntax examples below).

Why is the onunload event not working?

The onunload event won’t fire if the onload event did not fire. Unfortunately the onload event waits for all binary content (e.g. images) to load, and inline scripts run before the onload event fires. DOMContentLoaded fires when the page is visible, before onload does.

How to call onunload event in chrome?

You can also try calling onbeforeunload from the body> tag which might work in chrome. Show activity on this post. The onunload event won’t fire if the onload event did not fire.

How to fix onbeforeunload not working in chrome?

Please try window.onbeforeunload instead for window.onunload for chrome. You can also try calling onbeforeunload from the body> tag which might work in chrome. However, we do have a problem with unload function in chrome browser. please check location.href does not work in chrome when called through the body/window unload event.

Can I use onunload event in Safari?

Though the onunload event doesn’t work completely, you can use onunload to show a warning if a user clicks a link to navigate away from a page with an unsaved form. You could rather try using the pagehide event in the safari browser in lieu of onunload. Wish you good luck cheers.

https://www.youtube.com/watch?v=WTDRUQ2PD70