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You can use this function to create a dateTime value out of integers or numbers.

UI Text Box

type	note

Numbers will be rounded to integers.

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There is also a conversion function DATETIME.

Syntax

Code Block
DATETIME(year, month, day, hour, minute, second)

year - An integer value between and including 1 and 9999 that represents the year in the constructed date.
month - An integer value between and including 1 and 12 that represents the month in the constructed date.
day - An integer value between and including 1 and 31 that represents the day in the constructed date.
hour - An integer value between and including 0 and 23 that represents the hours in the constructed time.
minute - An integer value between and including 0 and 59 that represents the minutes in the constructed time.
second - An integer value between and including 0 and 59 that represents the seconds in the constructed time.

Return type

dateTime

Examples

DATETIME ( 2010 , 5 , 25 , 23 , 00 , 00 ) = 25-5-2010 23:00:00
DATETIME ( -2010 , 5 , 25 , 23 , 00 , 00 ) = UNKNOWN
DATETIME ( 2010 , 5 , 25 , 45 , 00 , 00 ) = UNKNOWN

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DATE

You can use this function to create a date value out of integers or numbers.

UI Text Box

type	note

Numbers will be rounded to integers.

UI Text Box

type	note

There is also a conversion function DATE.

Syntax

Code Block
DATE(year, month, day)

year - An integer value between and including 1 and 9999 that represents the year in the constructed date.
month - An integer value between and including 1 and 12 that represents the month in the constructed date.
day - An integer value between and including 1 and 31 that represents the day in the constructed date.

Return type

date

Examples

DATE ( 2010 , 5 , 25 ) = 25-5-2010
DATE ( -2010 , 5 , 25 ) = UNKNOWN
DATE ( 2010 , 2 , 29 ) results in an error

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ADD PERIOD TO DATE

This function calculates a new date by adding a specified period to a specified date.

Syntax

Code Block
date + number period

date - The date that you want to add the specified period to.
number - Specifies how may periods you want to add to the date.
period - A keyword that specifies which time unit to add. Valid units are DAYS, WEEKS, MONTHS and YEARS.

UI Text Box

type	note

If you prefer a functional syntax, you can use the INCREMENT_period functions. For example: INCREMENT_DAYS( 01-01-2015, 1) = 02-01-2015

Return type

date

Examples

01-01-2015 + 1 DAYS = 02-01-2015
01-01-2015 + 1 WEEKS = 08-01-2015
01-01-2015 + 1 MONTHS = 01-02-2015
01-01-2015 + 1 YEARS = 01-01-2015

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ADD PERIOD TO DATETIME

This function calculates a new dateTime by adding a specified period to a specified dateTime.

Syntax

Code Block
dateTime + number period

dateTime - The dateTime that you want to add the specified period to.
number - Specifies how may periods you want to add to the dateTime.
period - A keyword that specifies which time unit to add. Valid units are DAYS, WEEKS, MONTHS, YEARS, HOURS, MINUTES and SECONDS.

Return type

dateTime

Examples

01-01-2015 13:23:04 + 1 DAYS = 02-01-2015 13:23:04
01-01-2015 13:23:04 + 25 HOURS = 02-01-2015 14:23:04
01-01-2015 13:23:04 + 60 SECONDS = 01-01-2015 13:24:04
01-01-2015 13:23:04 + 1 MINUTES = 01-01-2015 13:24:04

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SUBTRACT PERIOD FROM DATE

This function calculates a new date by subtracting a specified period from a specified date.

Syntax

Code Block
date - number period

date - The date that you want to subtract the specified period from.
number - Specifies how many periods you want to subtract from the date.
period - A keyword that specifies which time unit to subtract. Valid units are DAYS, WEEKS, MONTHS and YEARS.

Return type

date

Examples

01-01-2015 – 1 DAYS = 31-12-2014
01-01-2015 – 1 WEEKS = 25-12-2014
01-01-2015 – 1 MONTHS = 01-12-2014
01-01-2015 – 1 YEARS = 01-01-2014

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SUBTRACT PERIOD FROM DATETIME

This function calculates a new dateTime by subtracting a specified period from a specified dateTime.

Syntax

Code Block
dateTime - number period

dateTime - The dateTime that you want to subtract the specified period from.
number - Specifies how many periods you want to subtract from the dateTime.
period - A keyword that specifies which time unit to subtract. Valid units are DAYS, WEEKS, MONTHS, YEARS, HOURS, MINUTES and SECONDS.

Return type

dateTime

Examples

01-01-2015 13:23:04 – 1 HOURS = 01-01-2015 12:23:04
01-01-2015 13:23:04 – 25 HOURS = 31-12-2014 12:23:04
01-01-2015 13:23:04 – 60 SECONDS = 01-01-2015 13:22:04
01-01-2015 13:23:04 – 1 MINUTES = 01-01-2015 13:22:04

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PERIOD BETWEEN

This function calculates the period between two date or dateTime objects. This function returns the number of full periods of the specified type between two dates or dateTimes.

Valid types for period are:

SECONDS
MINUTES
HOURS
DAYS
WEEKS
MONTHS
YEARS

Syntax

Code Block
period BETWEEN date1 AND date2

period - A keyword that specifies which time unit to return. Valid units are DAYS, WEEKS, MONTHS, YEARS, HOURS, MINUTES and SECONDS.
date1 - The date or dateTime value that represents the start date.
date2 - The date or dateTime value that represents the end date.

UI Text Box

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You can use the periods HOURS, MINUTES and SECONDS only if at least one of the dates is a dateTime object or expression.

UI Text Box

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The order in which the dates are placed is irrelevant. YEARS BETWEEN date1 AND date2 = YEARS BETWEEN date2 AND date1

Return type

integer

UI Text Box

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If you prefer a functional syntax, you can call these methods as: period_BETWEEN(date or datetime, date or datetime). For example: DAYS_BETWEEN(TODAY, UserInput.Date)

Examples

DAYS BETWEEN DATE( 2010 , 1 , 1 ) AND DATE( 2010 , 2 , 1 ) = 31
DAYS_BETWEEN ( DATE ( 2010 , 1 , 1 ) , DATE ( 2010 , 2 , 1 ) ) = 31
DAYS BETWEEN DATE ( 2010 , 5 , 31 ) AND DATE ( 2010 , 6 , 1 ) = 1
DAYS BETWEEN DATE( 2010 , 5 , 31 ) AND DATETIME ( 2010 , 6 , 1 , 12 , 0 , 0 ) = 1, since 1 day and 12 hours have elapsed
DAYS BETWEEN DATETIME ( 2010 , 1 , 1 , 14 , 0 , 0 ) AND DATETIME ( 2010 , 1 , 2 , 13 , 0 , 0 ) = 0, for only 23 hours have elapsed

YEARS BETWEEN DATE ( 2009 , 1 , 1 ) AND DATE ( 2010 , 1 , 1 ) = 1
YEARS BETWEEN DATE ( 2010 , 1 , 1 ) AND DATE ( 2020 , 1 , 1 ) = 10
YEARS BETWEEN DATE ( 2010 , 1 , 1 ) AND DATE ( 2011 , 5 , 1 ) = 1
YEARS BETWEEN DATETIME ( 2010 , 1 , 1 , 12 , 0 , 0 ) AND DATE ( 2011 , 1 , 1 ) = 0, since 364 days and 12 hours have elapsed

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YEAR

YEAR returns the year of a date or dateTime value. The year is returned as a number in the range 1 - 9999.

Syntax

Code Block
YEAR(date \| dateTime)

date or dateTime - The date or dateTime value of which the year must be returned.

Return type

integer

Examples

YEAR ( DATE ( 2015 , 01 , 01 ) ) = 2015
YEAR ( DATE ( 1978 , 04 , 11 ) ) = 1978

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MONTH

MONTH returns the month of a date or dateTime value. The month is returned as a number in the range 1 - 12.

Syntax

Code Block
MONTH(date \| dateTime)

date or dateTime - The date or dateTime value of which the month must be returned.

Return type

integer

Examples

MONTH ( DATE ( 2015 , 01 , 01 ) ) = 1
MONTH ( DATE ( 1978 , 04 , 11 ) ) = 4

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DAY

DAY returns the day of a date or dateTime value. The day is returned as a number in the range 1 - 31.

Syntax

Code Block
DAY(date \| dateTime)

date or dateTime - The date or dateTime value of which the day must be returned.

Return type

integer

Examples

DAY ( DATE ( 2015 , 01 , 01 ) ) = 1
DAY ( DATE ( 1978 , 04 , 11 ) ) = 11

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HOUR

HOUR returns the hour of a dateTime value. The hour is returned as a number in the range 0 - 23.

Syntax

Code Block
HOUR(dateTime)

dateTime - The dateTime value of which the hour must be returned.

Return type

integer

Examples

HOUR ( DATETIME ( 2015 , 5 , 25 , 00 , 00 , 00 ) ) = 0
HOUR ( DATETIME ( 2015 , 5 , 25 , 23 , 00 , 00 ) ) = 23

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MINUTE

MINUTE returns the minute of a dateTime value. The minute is returned as a number in the range 0 - 59.

Syntax

Code Block
MINUTE(dateTime)

dateTime - The dateTime value of which the minute must be returned.

Return type

integer

Examples

MINUTE ( DATETIME ( 2015 , 5 , 25 , 00 , 00 , 00 ) ) = 0
MINUTE ( DATETIME ( 2015 , 5 , 25 , 23 , 45 , 00 ) ) = 45

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SECOND

SECOND returns the second of a dateTime value. The second is returned as a number in the range 0 - 59.

Syntax

Code Block
SECOND(dateTime)

dateTime - The dateTime value of which the second must be returned.

Return type

integer

Examples

SECOND ( DATETIME ( 2015 , 5 , 25 , 00 , 00 , 00 ) ) = 0
SECOND ( DATETIME ( 2015 , 5 , 25 , 23 , 45 , 59 ) ) = 59

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TODAY

This function returns the current date of the server. The date is given as base type date, formatted as dd-mm-yyyy.

Syntax

Code Block
TODAY

Return type

date

UI Text Box

type	note

The TODAY function returns a date stamp. It is only recalculated when the expression in which you use the TODAY function is reevaluated. This recalculation will not cause other expressions that use the TODAY function to be reevaluated.

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NOW

This function returns the current date and time of the server. The date and time are given as base type dateTime, formatted as dd-mm-yyyy HH:mm:ss.

Syntax

Code Block
NOW

Return type

dateTime

UI Text Box

type	note

The NOW function returns a date- and timestamp. It is only recalculated when the expression in which you use the NOW function is reevaluated. This recalculation will not cause other expressions that use the NOW function to be reevaluated.

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WEEKNUMBER

WEEKNUMBER returns the week number within the year of a given date or dateTime value. The week number is returned as an integer in the range 1 - 53. Week 1 for a year is the earliest seven day period starting at Monday that contains at least 4 days from that year. This definition reflects the ISO 8601 Week dates definition.

For example, January 1, 2015 was a Thursday. Therefore week 1 of 2015 starts on December 29, 2014, and ends on January 4, 2015.

Syntax

Code Block
WEEKNUMBER ( date \| dateTime )

date or dateTime - The date or dateTime value of which the week number must be returned.

Return type

integer

Examples

WEEKNUMBER ( DATE ( 2015 , 01 , 01 ) ) = 1
WEEKNUMBER ( DATETIME ( 2014 , 12 , 28 , 0 , 0 , 0 ) ) = 1
WEEKNUMBER ( DATE ( 2015 , 12 , 28 ) ) = 53
WEEKNUMBER ( DATE ( 2016 , 01 , 02 ) ) = 53
WEEKNUMBER ( DATETIME ( 2016 , 01 , 04 , 0 , 0 , 0 ) ) = 1

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DAYOFWEEK

DAYOFWEEK returns the number of the day within the week of a given date or dateTime value, as follows:

Sunday = 1
Monday = 2
Tuesday = 3
Wednesday = 4
Thursday = 5
Friday = 6
Saturday = 7

Syntax

Code Block
DAYOFWEEK( date \| dateTime )

date or dateTime - The date or dateTime value of which the week number must be returned.

Return type

integer

Examples

DAYOFWEEK ( DATE ( 2015 , 01 , 01 ) ) = 5
DAYOFWEEK ( DATETIME ( 2015 , 12 , 28 , 0 , 0 , 0 ) ) = 2
DAYOFWEEK ( DATE ( 2016 , 01 , 02 ) ) = 7
DAYOFWEEK ( ? ) = ?

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Versions Compared

Old Version 6

New Version 7

Key

DATE

ADD PERIOD TO DATE

ADD PERIOD TO DATETIME

SUBTRACT PERIOD FROM DATE

SUBTRACT PERIOD FROM DATETIME

PERIOD BETWEEN

YEAR

MONTH

DAY

HOUR

MINUTE

SECOND

TODAY

NOW

WEEKNUMBER

DAYOFWEEK