Skip to content

    IncDay

    Increase a TDateTime value with a number of days.

    Declaration

    Source position: dateutil.inc line 312

    function IncDay(const AValue: TDateTime; const ANumberOfDays: Integer)
                : TDateTime;

    function IncDay(const AValue: TDateTime) : TDateTime;

    function IncDay(const AValue: TDateTime; const ANumberOfDays: Double)
                : TDateTime;

    Description

    IncDay adds ANumberOfDays days to AValue and returns the resulting date/time.ANumberOfDays can be positive or negative.

    See also

    Name Description
    IncYear Increase a TDateTime value with a number of years.
    #rtl.sysutils.IncMonth Increases the month in a TDateTime value with a given amount.
    IncWeek Increase a TDateTime value with a number of weeks.
    IncHour Increase a TDateTime value with a number of hours.
    IncMinute Increase a TDateTime value with a number of minutes.
    IncSecond Increase a TDateTime value with a number of seconds.
    IncMilliSecond Increase a TDateTime value with a number of milliseconds.

    Example

    Program Example74;

{ This program demonstrates the IncDay function }

Uses SysUtils,DateUtils;

Begin
  Writeln('One Day from today is ',DateToStr(IncDay(Today,1)));
  Writeln('One Day ago from today is ',DateToStr(IncDay(Today,-1)));
End.