https://developer.mozilla.org › en-US › docs › Web › API › Document › DOMContentLoaded_event
Document: DOMContentLoaded event - Web APIs | MDN - MDN Web DocsThe DOMContentLoaded event fires when the HTML document has been completely parsed, and all deferred scripts (<script defer src="…"> and <script type="module">) have downloaded and executed. It doesn't wait for other things like images, subframes, and async scripts to finish loading.
The Document method querySelector() returns the first Element within the document that matches the specified CSS selector, or group of CSS selectors.If no matches are found, null is returned. The matching is done using depth-first pre-order traversal of the document's nodes starting with the first element in the document's markup and iterating through sequential nodes by order of the number of ...
Since scroll events can fire at a high rate, the event handler shouldn't execute computationally expensive operations such as DOM modifications. Instead, it is recommended to throttle the event using requestAnimationFrame(), setTimeout(), or a CustomEvent, as follows.. Note, however, that input events and animation frames are fired at about the same rate, and therefore the optimization below ...
L'évènement load est déclenché lorsque la page et toutes ses ressources dépendantes (telles que des feuilles de style et des images) sont complètement chargées. Cela contraste avec DOMContentLoaded, qui est déclenché lorsque le DOM de la page est chargé sans attendre la fin du chargement des ressources.
L'évènement DOMContentLoaded est déclenché quand le document HTML initial est complètement chargé et analysé, sans attendre la fin du chargement des feuilles de styles, images et sous-document. Un évènement différent, load doit être utilisé pour détecter que la page entière est chargée.
https://stackoverflow.com › questions › 807878
How to make JavaScript execute after page load? - Stack Overflowdocument.addEventListener("DOMContentLoaded", function(){. //.... }); Note: Synchronous JavaScript pauses parsing of the DOM. If you want the DOM to get parsed as fast as possible after the user requested the page, you could turn your JavaScript asynchronous and optimize loading of style sheets.
https://developer.mozilla.org › fr › docs › Web › API › Document › DOMContentLoaded_event
Document: DOMContentLoaded event - Les API Web | MDN - MDN Web DocsL'évènement DOMContentLoaded est déclenché quand le document HTML initial est complètement chargé et analysé, sans attendre la fin du chargement des feuilles de styles, images et sous-document. Un évènement différent, load doit être utilisé pour détecter que la page entière est chargée.
https://fr.javascript.info › onload-ondomcontentloaded
Page: DOMContentLoaded, load, beforeunload, unload - JavaScriptDOMContentLoaded et les scripts. Lorsque le navigateur traite un document HTML et rencontre une balise <script>, il doit s’exécuter avant de continuer à construire le DOM. C’est une précaution, car les scripts peuvent vouloir modifier DOM, avec document.write par exemple, donc DOMContentLoaded doit attendre.
https://javascript.info › onload-ondomcontentloaded
Page: DOMContentLoaded, load, beforeunload, unloadThe DOMContentLoaded event happens on the document object. We must use addEventListener to catch it: document.addEventListener("DOMContentLoaded", ready); For instance:
https://developer.mozilla.org › fr › docs › Web › API › Window › load_event
Window : évènement load - Les API Web | MDN - MDN Web DocsL'évènement load est déclenché lorsque la page et toutes ses ressources dépendantes (telles que des feuilles de style et des images) sont complètement chargées. Cela contraste avec DOMContentLoaded, qui est déclenché lorsque le DOM de la page est chargé sans attendre la fin du chargement des ressources.
https://www.javascripttutorial.net › javascript-dom › javascript-domcontentloaded
JavaScript DOMContentLoaded Event - JavaScript TutorialThe DOMContentLoaded event fires when the initial HTML document has been completely loaded and parsed, without waiting for stylesheets, images, frames, and async script <script async src="..."> to complete loading. Here are the key points of the DOMContentLoaded event:
https://www.w3schools.com › jsref › event_onload.asp
onload Event - W3SchoolsThe 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.).
https://javascript.info › loading
Document and resource loading - The Modern JavaScript TutorialDocument and resource loading. Page: DOMContentLoaded, load, beforeunload, unload. Scripts: async, defer. Resource loading: onload and onerror. Ctrl + ← Ctrl + →.
https://www.w3docs.com › learn-javascript › page-domcontentloaded-load-beforeunload-unload...
JavaScript Events: DOMContentLoaded, load, beforeunload, and ... - W3docsIn this detailed guide, we delve into four cornerstone JavaScript events: DOMContentLoaded, load, beforeunload, and unload. These events are pivotal for controlling the behavior of web pages during key phases of the user's interaction and the page's lifecycle.
