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13 lines
355 B
JavaScript
13 lines
355 B
JavaScript
let percentReg = /^([+\-]?\d+(?:\.\d+)?(?:[eE][+\-]?\d+)?)(%?)$/;
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export default function(percent) {
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let matched = percent.match(percentReg);
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if (!matched) {
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console.warn(
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`\`${percent}\` is not a valid number or percentage string.`
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);
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return 0;
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}
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return matched[2] ? matched[1] / 100 : +matched[1];
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}
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