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cvan/check-if-css-loaded.js

Last active March 11, 2023 21:38
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check if a CSS stylesheet has loaded
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check-if-css-loaded.js
var linkEl = document.head.querySelector('link[href*="/styles/index.css"]');
var cssLoaded = Boolean(linkEl.sheet);
linkEl.addEventListener('load', function () {
cssLoaded = true;
});
@Finesse
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Finesse commented Aug 16, 2018 •
edited

This is enough:

function isCSSLinkLoaded(link) {
  return Boolean(link.sheet);
}

It work both for correct and incorrect CSS files.

@cvan
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cvan commented Dec 3, 2019

@VAggrippino check the updated gist now. that should work.

@Finesse
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Finesse commented Dec 3, 2019

@VAggrippino What browser were you testing in?

@jgarcianewemage
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if(document.head.querySelector('link[href*="/index.css"]') != null)

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