Find all needed information about Onunload Event Browser Support. Below you can see links where you can find everything you want to know about Onunload Event Browser Support.
https://www.w3schools.com/jsref/event_onunload.asp
The onunload event occurs 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.). Note: The onunload event is also triggered when a user reloads the page (and the onload event).
https://developer.mozilla.org/en-US/docs/Web/API/WindowEventHandlers/onunload
The onunload property of the WindowEventHandlers mixin is the EventHandler for processing unload events. These events fire when the window is unloading its content and resources. The resource removal is processed after the unload event occurs.
https://developer.mozilla.org/en-US/docs/Web/API/Window/unload_event
The unload event is fired when the document or a child resource is being unloaded.
http://help.dottoro.com/ljflhicd.php
Occurs before the browser unloads the document. The onunload event is not cancelable, because of security reasons. To display a comfirmation dialog box, where the user can confirm whether he wants to stay or leave the current page, use the onbeforeunload event.
https://www.zachleat.com/web/dont-let-the-door-hit-you-onunload-and-onbeforeunload/
Apr 22, 2008 · Hi Zach Leatherman, The code you put inside the onunload event handler would be executed only after the browser unloads the page. In my case, I have an synchronous AJAX request in unload event. when the user clicks the back button I had to …
https://community.adobe.com/t5/coldfusion/javascript-quot-onunload-quot-for-netscape/td-p/211572
Sep 11, 2007 · Hi, Netscape will not call the onUnload() event when the browser is closed by clicking on the "X" button in the top right corner of the browser window. Netscape will call the onUnload() event if the browser window is staying open but going to another …
https://forums.asp.net/t/1042233.aspx?onUnload+Event
Nov 06, 2006 · The OnUnload event is triggered by either closing the browser or leaving the page. I was wondering is there a way to differentiate how the OnUnload event is triggered (ie. browser close or leaving the page)? Actually i just need to identify, browser close and before close i wanted to discard user session on server.
https://html.com/attributes/body-onunload/
body event handlers act on the browser window, so the onUnload is commonly used to bring up JavaScript alert when the visitor exits a website. Some visitors may find this behavior unhelpful, so it's best used sparingly.
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