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refactor: use isLeapYear (#1638)

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This commit is contained in:
Piotr Idzik
2024-03-07 05:53:43 +01:00
committed by GitHub
parent d8cfdcd800
commit 4a4ed57d42
3 changed files with 34 additions and 23 deletions
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11
Conversions/DateDayDifference.js
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@@ -6,13 +6,8 @@
Algorithm & Explanation : https://ncalculators.com/time-date/date-difference-calculator.htm
*/
// Internal method for make calculations easier
const isLeap = (year) => {
if (year % 400 === 0) return true
else if (year % 100 === 0) return false
else if (year % 4 === 0) return true
else return false
}
import { isLeapYear } from '../Maths/LeapYear'
const DateToDay = (dd, mm, yyyy) => {
return (
365 * (yyyy - 1) +
@@ -21,7 +16,7 @@ const DateToDay = (dd, mm, yyyy) => {
Math.floor((yyyy - 1) / 400) +
dd +
Math.floor((367 * mm - 362) / 12) +
(mm <= 2 ? 0 : isLeap(yyyy) ? -1 : -2)
(mm <= 2 ? 0 : isLeapYear(yyyy) ? -1 : -2)
)
}