DayOfTheWeek

Extracts the day of the week from a DateTime value

Declaration

Source position: dateutil.inc line 199

function DayOfTheWeek(

const AValue: TDateTime

):Word;

Arguments

AValue

DateTime to extract the day of the week from.

Function result

Day of the week from AValue.

Description

DayOfTheWeek returns the number of days that have passed since the start of the week till the moment indicated by AValue. This is a one-based number, i.e. the first day of the week will return 1.

DayOfTheYear		Extracts the day of the year from a `TDateTime` value
DayOfTheMonth		Extract the day (of month) part of a DateTime value
HourOfTheWeek		Calculate the number of hours elapsed since the start of the week.
MinuteOfTheWeek		Calculate the number of minutes elapsed since the start of the week
SecondOfTheWeek		Calculate the number of seconds elapsed since the start of the week
MilliSecondOfTheWeek		Calculate the number of milliseconds elapsed since the start of the week

Example

Program Example42;

{ This program demonstrates the WeekOfTheMonth function }

Uses SysUtils,DateUtils;

Var
  N : TDateTime;

Begin
  N:=Now;
  Writeln('Day of the Week         : ',DayOfTheWeek(N));
  Writeln('Hour of the Week        : ',HourOfTheWeek(N));
  Writeln('Minute of the Week      : ',MinuteOfTheWeek(N));
  Writeln('Second of the Week      : ',SecondOfTheWeek(N));
  Writeln('MilliSecond of the Week : ',
          MilliSecondOfTheWeek(N));
End.

Notes

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