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neopunisher/gist:4e56d2c5874852bca8652d786a67b7b8

Created March 19, 2024 15:49
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Dynamic importmap
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gistfile1.txt
if (HTMLScriptElement.supports && HTMLScriptElement.supports('importmap')) {
// https://developer.mozilla.org/en-US/docs/Web/HTML/Element/script/type/importmap
const importMap = {
imports: {
lazyload: 'IntersectionObserver' in window
? './lazyload.js'
: './lazyload-fallback.js',
},
};
const im = document.createElement('script');
im.type = 'importmap';
im.textContent = JSON.stringify(importMap);
document.currentScript.after(im);
}
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