Onunload Javascript

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onunload Event - W3Schools

Well organized and easy to understand Web building tutorials with lots of examples of how to use HTML, CSS, JavaScript, SQL, PHP, and XML.

https://www.w3schools.com/jsref/event_onunload.asp

HTML onunload Event Attribute - W3Schools

Well organized and easy to understand Web building tutorials with lots of examples of how to use HTML, CSS, JavaScript, SQL, PHP, ... HTML onunload Event Attribute

https://www.w3schools.com/tags/ev_onunload.asp

onUnload not working for me? - JavaScript - The SitePoint ...

The code below is not working for me in Chrome or FireFox. <body onUnload="alert('Dont Leave');"> What I expected the code to do is, create an alert box when I leave the page.

https://www.sitepoint.com/community/t/onunload-not-working-for-me/28877

onunload event | unload event JavaScript

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.

http://help.dottoro.com/ljflhicd.php

Javascript onUnload - Experts Exchange

If I put a in an HTML page, can the do_unload function do ajax calls to upload data from Javascript arrays to the web server (using php scripts on the web...

https://www.experts-exchange.com/questions/28602968/Javascript-onUnload.html

JavaScript + onbeforeunload - Stack Overflow

I have a query regarding my application. Whenever user closes browser window accidentally I'd want to do some clean up operations before that. I have used onunload event but problem is this event is

https://stackoverflow.com/questions/1270395/javascript-onbeforeunload

WindowEventHandlers.onunload - Web APIs | MDN

Using this event handler in your page prevents Firefox 1.5 from caching the page in the in-memory bfcache. See Using Firefox 1.5 caching for details. Browsers equipped with pop-up window blockers will ignore all window.open() method calls in onunload event handler functions ...

https://developer.mozilla.org/en-US/docs/Web/API/WindowEventHandlers/onunload

WindowEventHandlers.onbeforeunload - Web APIs | MDN

The WindowEventHandlers.onbeforeunload event handler property contains the code executed when the beforeunload is sent. This event fires when a window is about to unload its resources.

https://developer.mozilla.org/en-US/docs/Web/API/WindowEventHandlers/onbeforeunload

onbeforeunload Event - W3Schools

The onbeforeunload event occurs when the document is about to be unloaded. This event allows you to display a message in a confirmation dialog box to inform the user whether he/she wants to stay or leave the current page. The default message that appears in the confirmation box, is different in ...

https://www.w3schools.com/jsref/event_onbeforeunload.asp