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cviebrock/max-z-index.js

Created April 9, 2021 17:22
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Get max z-index of all elements on a page
Raw
max-z-index.js
const reducer = (max, elem) => {
const s = window.getComputedStyle(elem);
const z = parseInt(s.getPropertyValue('z-index'), 10) || 0;
return Math.max(max, z);
};
const maxZ = Array.from(document.getElementsByTagName('*'))
.reduce(reducer, Number.MIN_SAFE_INTEGER);
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