WeeksInAYear

Return the number of weeks in a given year

Declaration

Source position: dateutil.inc line 96

function WeeksInAYear(

const AYear: Word

):Word;

Arguments

AYear

A (valid) year.

Function result

Number of weeks in AYear

Description

WeeksInAYear returns the number of weeks in the year AYear. The return value is either 52 or 53.

Remark:

The first week of the year is determined according to the ISO 8601 standard: It is the first week that has at least 4 days in it, i.e. it includes a thursday.

WeeksInYear		return the number of weeks in the year, given a date
DaysInYear		Return the number of days in the year in which a date occurs.
DaysInAYear		Number of days in a particular year.
DaysInMonth		Return the number of days in the month in which a date occurs.
DaysInAMonth		Number of days in a month of a certain year.

Example

Program Example13;

{ This program demonstrates the WeeksInAYear function }

Uses SysUtils,DateUtils;

Var
  Y : Word;

Begin
  For Y:=1992 to 2010 do
    Writeln(Y,' has ',WeeksInAYear(Y),' weeks.');
End.

Notes

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