2021-08-24 15:32:27 +05:30
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/*
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DateDayDifference Method
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------------------------
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DateDayDifference method calculates the number of days between two dates.
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Algorithm & Explanation : https://ncalculators.com/time-date/date-difference-calculator.htm
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*/
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2024-03-07 05:53:43 +01:00
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import { isLeapYear } from '../Maths/LeapYear'
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2024-04-03 17:19:26 +02:00
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import { parseDate } from '../Timing-Functions/ParseDate'
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2024-03-07 05:53:43 +01:00
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2021-08-24 15:32:27 +05:30
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const DateToDay = (dd, mm, yyyy) => {
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2024-03-04 23:06:50 +01:00
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return (
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2023-10-03 23:08:19 +02:00
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365 * (yyyy - 1) +
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2024-03-04 23:06:50 +01:00
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Math.floor((yyyy - 1) / 4) -
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Math.floor((yyyy - 1) / 100) +
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Math.floor((yyyy - 1) / 400) +
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dd +
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Math.floor((367 * mm - 362) / 12) +
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2024-03-07 05:53:43 +01:00
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(mm <= 2 ? 0 : isLeapYear(yyyy) ? -1 : -2)
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2023-10-03 23:08:19 +02:00
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)
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2021-08-24 15:32:27 +05:30
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}
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const DateDayDifference = (date1, date2) => {
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2024-04-03 17:19:26 +02:00
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const firstDate = parseDate(date1)
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const secondDate = parseDate(date2)
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2024-03-04 23:06:50 +01:00
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2023-10-03 23:08:19 +02:00
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return Math.abs(
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2024-04-03 17:19:26 +02:00
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DateToDay(secondDate.day, secondDate.month, secondDate.year) -
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DateToDay(firstDate.day, firstDate.month, firstDate.year)
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2023-10-03 23:08:19 +02:00
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)
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2021-08-24 15:32:27 +05:30
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}
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// Example : DateDayDifference('17/08/2002', '10/10/2020') => 6630
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2021-10-09 13:18:40 +02:00
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export { DateDayDifference }
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