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Date
Date.AddDays
Date.AddMonths
Date.AddQuarters
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Date.AddYears
Date.Day
Date.DayOfWeek
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Date.DayOfYear
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Date.From
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Date.IsInCurrentDay
Date.IsInCurrentMonth
Date.IsInCurrentQuarter
Date.IsInCurrentWeek
Date.IsInCurrentYear
Date.IsInNextDay
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Date.IsInNextNDays
Date.IsInNextNMonths
Date.IsInNextNQuarters
Date.IsInNextNWeeks
Date.IsInNextNYears
Date.IsInNextQuarter
Date.IsInNextWeek
Date.IsInNextYear
Date.IsInPreviousDay
Date.IsInPreviousMonth
Date.IsInPreviousNDays
Date.IsInPreviousNMonths
Date.IsInPreviousNQuarters
Date.IsInPreviousNWeeks
Date.IsInPreviousNYears
Date.IsInPreviousQuarter
Date.IsInPreviousWeek
Date.IsInPreviousYear
Date.IsInYearToDate
Date.IsLeapYear
Date.Month
Date.MonthName
Date.QuarterOfYear
Date.StartOfDay
Date.StartOfMonth
Date.StartOfQuarter
Date.StartOfWeek
Date.StartOfYear
Date.ToRecord
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Date.WeekOfMonth
Date.WeekOfYear
Date.Year
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Date.IsLeapYear

Date.IsLeapYear

Indicates whether this date falls in a leap year.
function (optional dateTime as nullable any) as nullable any

Description

Indicates whether the given datetime value dateTime falls in is a leap year.

Category

Date

Examples

Determine if the year 2012, as represented by #date(2012, 01, 01) is a leap year.
1
Date.IsLeapYear(#date(2012, 01, 01))
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true
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Date.IsLeapYear
Description
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Examples