Unit 'DateUtils' Package
[Overview][Constants][Classes][Procedures and functions][Index] [#rtl]

StartOfAMonth

Return first date of month, given a year/month pair.

Declaration

Source position: dateutil.inc line 167

function StartOfAMonth(

  const AYear: Word;

  const AMonth: Word

):TDateTime;

Arguments

AYear

  

A year.

AMonth

  

Month in the year.

Function result

First day of the month AMonth in AYear.

Description

StartOfAMonth e returns a TDateTime value with the date of the first day of the month indicated by the AYear, AMonth pair.

See also

StartOfTheMonth

  

Calculate the first day of the month, given a date in that month.

EndOfTheMonth

  

Calculate a TDateTime value representing the last day of the month, given a day in that month.

EndOfAMonth

  

Calculate a TDateTime value representing the last day of the indicated month.

EndOfTheYear

  

Calculate a TDateTime value representing the last day of a year, given a date in that year.

EndOfAYear

  

Calculate a TDateTime value representing the last day of a year.

StartOfAWeek

  

Return a day of the week, given a year, week and day in the week.

StartOfTheWeek

  

Return the first day of the week, given a date.

Example

Program Example30;

{ This program demonstrates the StartOfAMonth function }

Uses SysUtils,DateUtils;

Const
  Fmt = '"First day of this month : "dd mmmm yyyy';
Var
  Y,M : Word;

Begin
  Y:=YearOf(Today);
  M:=MonthOf(Today);
  Writeln(FormatDateTime(Fmt,StartOfAMonth(Y,M)));
End.
Documentation generated on: Dec 24 2024