| 14. 28. 1. document.onunload |
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Syntax |
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The onUnLoad event is fired when the page is unloaded. |
This occurs when the user leaves the page for another page. |
This event handler actually belongs to the Window object but is accessible through the Document object. |
The onunLoad event handler in the of a document that is loaded in a frame will fire before an event loaded in the |
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<html>
<body onunload='alert("Please do not leave!")'>
</html>
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