Learn about the load event, including its type and syntax, code examples, specifications, and browser compatibility.
Event reference mozilla Mozilla Developer Network Sign in Sign in or create an account: GitHub Sign in: Persona Your Search Results load Theloadevent is fired when a resource and its dependent resources have finished loading. General info
Safari: fires a load event Chrome: fires a load event I suppose the PR matches Chrome in that a load event is fired for a javascript: URL in the src attribute unconditionally, but like Safari to evaluate the javascript: URL lazily for loading=lazy iframes. Sign up for free to join this...
target Read only EventTarget The event target (the topmost target in the DOM tree). type Read only DOMString The type of event. bubbles Read only boolean Does the event normally bubble? cancelable Read only boolean Is it possible to cancel the event? lengthComputable boolean Specifies whether ...
exportfunctionloadScript(scriptUrlToLoad:string,callback:(error?:string|Event,event?:Event)=>void):void{ constaddScript=()=>{ if(!document){ returncallback('document not found') } constscriptTag=document.createElement('script') scriptTag.type='text/javascript' ...
PerformanceNavigationTiming API: unloadEventStart Global usage 94.5% + 0% = 94.5% IE ❌ 6 - 10: Not supported ✅ 11: Supported Edge ✅ 12 - 136: Supported ✅ 137: Supported Firefox ❌ 2 - 57: Not supported ✅ 58 - 138: Supported ✅ 139: Supported ✅ 140 - 142: ...
Observer Vs. Event An “Observer,” as the name implies, is intended to observe something that happens in the context of a page. Observers can watch something happening on a page, like DOM changes. They can also watch for page’s lifecycle events. Observers can also run some callback func...
Notice themedia="print"on the font stylesheet link. Browsers automatically give print stylesheets a low priority and exclude them as a part of the critical render path. After the print stylesheet has been loaded, anonloadevent is fired, the media is switched to a defaultallvalue, and the fon...
I have a problem with building a project. It looks like all the assets have the wrong path. For some reason, i see an error in the console “Failed to load resource: the server responded with a status of 404 ()”. The proj…
解释Script error.之前,我们先简单聊聊同源策略。摘自MDN - Same-origin policy: Two pages have the same origin if the protocol, port (if one is specified), and host are the same for both pages. 所谓同源,就是指两个页面具有相同的协议、端口和主机(域名)。通过第三方加载的JavaScript脚本是不同源的...