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25 lines
779 B
25 lines
779 B
7 years ago
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// By @mathias, based on http://mths.be/axh
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Modernizr.addTest('details', function() {
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var doc = document,
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el = doc.createElement('details'),
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fake,
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root,
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diff;
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if (!('open' in el)) { // return early if possible; thanks @aFarkas!
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return false;
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}
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root = doc.body || (function() {
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var de = doc.documentElement;
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fake = true;
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return de.insertBefore(doc.createElement('body'), de.firstElementChild || de.firstChild);
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}());
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el.innerHTML = '<summary>a</summary>b';
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el.style.display = 'block';
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root.appendChild(el);
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diff = el.offsetHeight;
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el.open = true;
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diff = diff != el.offsetHeight;
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root.removeChild(el);
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fake && root.parentNode.removeChild(root);
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return diff;
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});
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