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psynewave/GetDaysBetweenDates.js

Created February 1, 2021 18:03
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GetDaysBetweenDates.js
const getDaysBetweenDates = (dateStart, dateEnd) => (new Date(dateEnd) - new Date(dateStart)) / (1000 * 3600 * 24);
getDaysBetweenDates('1/21/2020', '1/21/2021'); // 366 leap year
getDaysBetweenDates('1/21/2019', '1/20/2020'); // 365
getDaysBetweenDates(new Date('08/04/2020'), new Date('08/24/2020'));
getDaysBetweenDates('08/04/2020','08/24/2020');
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