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Date
Date.AddDays
Date.AddMonths
Date.AddQuarters
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Date.Day
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Date.DayOfYear
Date.DaysInMonth
Date.EndOfDay
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Date.EndOfQuarter
Date.EndOfWeek
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Date.From
Date.FromText
Date.IsInCurrentDay
Date.IsInCurrentMonth
Date.IsInCurrentQuarter
Date.IsInCurrentWeek
Date.IsInCurrentYear
Date.IsInNextDay
Date.IsInNextMonth
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.IsInPreviousMonth

Date.IsInPreviousMonth

Indicates whether this date occurs during the previous month, as determined by the current date and time on the system.
function (optional dateTime as nullable any) as nullable any

Description

Indicates whether the given datetime value dateTime occurs during the previous month, as determined by the current date and time on the system.

Category

Date

Examples

Determine if the month before the current system time is in the previous month.
Date.IsInPreviousMonth(Date.AddMonths(DateTime.FixedLocalNow(), -1))
true
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Date.IsInPreviousMonth
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