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December 23, 2015 04:09
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async download DOM and allow cross domain JS by Script DOM element
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var dom = document.createElement('script'); | |
dom.src = "http://xxx/a.js"; | |
document.head.appendChild(dom); |
sample from even faster web sites
to ensure execute after load: script load method
`
var dom = document.createElement('script');
dom.src = "http://xxx/a.js";
dom.onloadDone = false;
dom.onload = function() {
dom.onloadDone = true;
init();
}
document.head.appendChild(dom);
`
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document.head.appendChild(dom);
refer to shared/js/lazy_loader.js