29 lines
753 B
JavaScript
29 lines
753 B
JavaScript
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/**
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* Copyright (c) Nicolas Gallagher.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*
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*
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*/
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var CSS_UNIT_RE = /^[+-]?\d*(?:\.\d+)?(?:[Ee][+-]?\d+)?(%|\w*)/;
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var getUnit = function getUnit(str) {
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return str.match(CSS_UNIT_RE)[1];
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};
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var isNumeric = function isNumeric(n) {
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return !isNaN(parseFloat(n)) && isFinite(n);
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};
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var multiplyStyleLengthValue = function multiplyStyleLengthValue(value, multiple) {
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if (typeof value === 'string') {
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var number = parseFloat(value) * multiple;
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var unit = getUnit(value);
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return "" + number + unit;
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} else if (isNumeric(value)) {
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return value * multiple;
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}
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};
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export default multiplyStyleLengthValue;
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