[Overview][Constants][Procedures and functions][Index] Reference for unit 'DateUtils' (#rtl)

EndOfTheMonth

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

Declaration

Source position: dateutil.inc line 144

function EndOfTheMonth(

  const AValue: TDateTime

):TDateTime;

Arguments

AValue

  

Day in the month of which the last day should be returned.

Function result

TDateTime value representing the last day of the month in which AVAlue is a day.

Description

EndOfTheMonth extracts the year and month parts of AValue and returns a TDateTime value with the date of the first day of that year and month as the EndOfAMonth function.

See also

StartOfAMonth

  

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

StartOfTheMonth

  

Calculate the first day of the month, given a date 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 Example29;

{ This program demonstrates the EndOfTheMonth function }

Uses SysUtils,DateUtils;

Const
  Fmt = '"last day of this month : "dd mmmm yyyy';

Begin
  Writeln(FormatDateTime(Fmt,EndOfTheMonth(Today)));
End.

Documentation generated on: Jun 23 2021