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Traditionally, to call a JavaScript function once the page has loaded, you'd add an onload attribute to the body containing a bit of JavaScript (usually only calling a function) <body onload="foo()">
The onload event occurs when an object has been loaded. onload is most often used within the <body> element to execute a script once a web page has completely loaded all content (including images, script files, CSS files, etc.).
10 paź 2008 · <body onload=""> should override window.onload. With <body onload=""> , document.body.onload might be null, undefined or a function depending on the browser (although getAttribute("onload") should be somewhat consistent for getting the body of the anonymous function as a string).
The onload attribute fires when an object has been loaded. onload is most often used within the <body> element to execute a script once a web page has completely loaded all content (including images, script files, CSS files, etc.).
26 lip 2024 · The load event fires for elements containing a resource when the resource has successfully loaded. Currently, the list of supported HTML elements are: <body>, <embed>, <iframe>, <img>, <link>, <object>, <script>, <style>, and <track>.
JavaScript onload Event. Summary: in this tutorial, you will learn how to handle the load event that fires on the document, image, and script elements in JavaScript.
14 paź 2022 · window.onload. The load event on the window object triggers when the whole page is loaded including styles, images and other resources. This event is available via the onload property. The example below correctly shows image sizes, because window.onload waits for all images:
