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18 lines
396 B
JavaScript
18 lines
396 B
JavaScript
let value = null;
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export default () => {
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if (value !== null) {
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return value;
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}
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const element = document.body || document.documentElement;
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const e = document.createElement('div');
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e.style.cssText = 'width:10px;padding:2px;box-sizing:border-box;';
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element.appendChild(e);
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value = window.getComputedStyle(e, null).width === '10px';
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element.removeChild(e);
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return value;
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};
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