What Is Unload in Javascript

The unload event occurs when the user navigates away from the page. The unload event is triggered when: a link to leave the page is clicked. a new URL is typed in the address bar.

What does unload mean in Javascript?

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.)

What triggers unload event?

The unload event is sent to the window element when the user navigates away from the page. This could mean one of many things. The user could have clicked on a link to leave the page, or typed in a new URL in the address bar. The forward and back buttons will trigger the event.