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mikeananev/calc_days_between_two_dates.clj

Created July 19, 2022 19:11
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Calculate difference in days between two dates.
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calc_days_between_two_dates.clj
(defn diff-between-days
"Calculate difference in days between two dates."
[date1 date2]
(let [df (DateTimeFormatter/ofPattern "yyyy-MM-dd'T'HH:mm:ss.SSSxxxx" Locale/ROOT)
d1 (if (string? date1) (ZonedDateTime/parse date1 df) date1)
d2 (if (string? date2) (ZonedDateTime/parse date2 df) date2)]
(.between ChronoUnit/DAYS d1 d2)))
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