13 lines
498 B
JavaScript
13 lines
498 B
JavaScript
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import toDate from "../../toDate/index.js";
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import requiredArgs from "../requiredArgs/index.js";
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var MILLISECONDS_IN_DAY = 86400000;
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export default function getUTCDayOfYear(dirtyDate) {
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requiredArgs(1, arguments);
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var date = toDate(dirtyDate);
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var timestamp = date.getTime();
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date.setUTCMonth(0, 1);
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date.setUTCHours(0, 0, 0, 0);
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var startOfYearTimestamp = date.getTime();
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var difference = timestamp - startOfYearTimestamp;
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return Math.floor(difference / MILLISECONDS_IN_DAY) + 1;
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}
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