Onload Browser Support

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javascript - Best practice for using window.onload - Stack ...

    https://stackoverflow.com/questions/559150/best-practice-for-using-window-onload
    Best practice for using window.onload. Ask Question Asked 10 years, 9 months ago. ... (Mozilla, Opera and webkit nightlies currently support this) and the onreadystatechange ... There are a lot of "hacky" implementations for cross-browsers support of this, so I strongly suggest to use a …

onload Event - w3schools.com

    https://www.w3schools.com/jsref/event_onload.asp
    The onload event can be used to check the visitor's browser type and browser version, and load the proper version of the web page based on the information. The onload event can also be used to deal with cookies (see "More Examples" below).

GlobalEventHandlers.onload - Web APIs MDN

    https://developer.mozilla.org/en-US/docs/Web/API/GlobalEventHandlers/onload
    The onload property of the GlobalEventHandlers mixin is an EventHandler that processes load events on a Window, XMLHttpRequest, img element, etc.

XMLHttpRequestEventTarget.onload - Web APIs MDN

    https://developer.mozilla.org/en-US/docs/Web/API/XMLHttpRequestEventTarget/onload
    Mar 24, 2019 · The XMLHttpRequestEventTarget.onload is the function called when an XMLHttpRequest transaction completes successfully.. Syntax XMLHttpRequest.onload = callback; Values. callback is the function to be executed when the request completes successfully. It receives a ProgressEvent object as its first argument. The value of this (i.e. the context) is the same XMLHttpRequest this callback is …

HTML onload Attribute

    https://www.w3schools.com/TAGS/att_onload.asp
    For input elements, the onload attribute is only supported when <input type="image"> The onload attribute can be used to check the visitor's browser type and browser version, and load the proper version of the web page based on the information.

Can I use... Support tables for HTML5, CSS3, etc

    https://caniuse.com/
    Nov 04, 2019 · "Can I use" provides up-to-date browser support tables for support of front-end web technologies on desktop and mobile web browsers. The site was built and is maintained by Alexis Deveria, with occasional updates provided by the web development community. The design used as of 2014 was largely created by Lennart Schoors. FAQ

onpageshow Event

    https://www.w3schools.com/jsref/event_onpageshow.asp
    Definition and Usage. The onpageshow event occurs when a user navigates to a webpage. The onpageshow event is similar to the onload event, except that it occurs after the onload event when the page first loads. Also, the onpageshow event occurs every time the page is loaded, whereas the onload event does not occur when the page is loaded from the cache.

Window: load event - Web APIs MDN

    https://developer.mozilla.org/en-US/docs/Web/API/Window/load_event
    The load event is fired when the whole page has loaded, including all dependent resources such as stylesheets and images. This is in contrast to DOMContentLoaded, which is fired as soon as the page DOM has been loaded, without waiting for resources to finish loading.

WindowEventHandlers.onbeforeunload - Web APIs MDN

    https://developer.mozilla.org/en-US/docs/Web/API/WindowEventHandlers/onbeforeunload
    Expect poor cross-browser support. Deprecated. Not for use in new websites. Deprecated. Not for use in new websites. The HTML specification states that authors should use the Event.preventDefault() method instead of using Event.returnValue to prompt the user. However, this is not yet supported by all browsers.

HTML onload Event Attribute

    https://www.w3schools.com/tags/ev_onload.asp
    The onload attribute can be used to check the visitor's browser type and browser version, and load the proper version of the web page based on the information. The onload attribute can also be used to deal with cookies (see "More Examples" below).



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