FirstDayOfYear (Function)

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Functions for managing dates and times

Date management constants

DateTimeLocalToTimeZone

DateTimeLocalToUTC

DateTimeTimeZoneToLocal

Functions for managing dates and times

IntegerToDate

IntegerToDay

IntegerToDayInAlpha

IntegerToMonthInAlpha

Managing dates and times

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See also

FirstDayOfYear (Function)

In french: PremierJourDeLAnnée

Returns the date of the first day of the year.

Versions 22 and later

This function is now available in Android Widget mode.

This function is now available for Android applications.

New in version 22

This function is now available in Android Widget mode.

This function is now available for Android applications.

This function is now available in Android Widget mode.

This function is now available for Android applications.

Versions 26 and later

This function is now available for Apple Watch applications.

New in version 26

This function is now available for Apple Watch applications.

Example

// Displays the customers created since the beginning of the year
HReadFirst(Customer, Name)
WHILE HOut() = False
// Process the record
IF (Customer.CreationDate >= FirstDayOfYear()) THEN
Trace(Customer.Name)
END
HReadNext(Customer, Name)
END

Syntax

Getting the first day of the year from a date Hide the details

<Result> = FirstDayOfYear([<Date>])

<Result>: Character string or Date variable

First day of the year (in YYYYMMDD format) for the specified date.

<Date>: Optional character string, Date or DateTime variable

Date for which the first day of the year must be calculated. This date can correspond to:
a character string in YYYYMMDD format (YYYY corresponds to the year, MM to the month and DD to the day).
Versions 24 and later
a character string in YYYYMMDDHHmmSSCC format (YYYY corresponds to the year, MM to the month, DD to the day, HH to hours, mm to minutes, SS to seconds and CC to hundredths of a second (use CCC for thousandths of a second)). In this case, only the date is taken into account.
New in version 24
a character string in YYYYMMDDHHmmSSCC format (YYYY corresponds to the year, MM to the month, DD to the day, HH to hours, mm to minutes, SS to seconds and CC to hundredths of a second (use CCC for thousandths of a second)). In this case, only the date is taken into account.
a character string in YYYYMMDDHHmmSSCC format (YYYY corresponds to the year, MM to the month, DD to the day, HH to hours, mm to minutes, SS to seconds and CC to hundredths of a second (use CCC for thousandths of a second)). In this case, only the date is taken into account.
a Date variable.
Versions 24 and later
a DateTime variable. In this case, only the date is taken into account.
New in version 24
a DateTime variable. In this case, only the date is taken into account.
a DateTime variable. In this case, only the date is taken into account.
If this parameter is not specified, the current date is used by default.

Getting the first day of the year based on a year Hide the details

<Result> = FirstDayOfYear(<Year>)

<Result>: Character string or Date variable

First day of the year (in YYYYMMDD format).

<Year>: Integer

Year for which the first day must be calculated.

Remarks

This function is used to easily calculate date ranges.

Related Examples:

Unit examples (WINDEV): Management of dates

[ + ] Using the Date type of WLanguage and the functions for handling dates.

Business / UI classification : Neutral code

Component : wd260std.dll