Reference for package '#rtl'

RecodeHour

Replace hours part of a TDateTime value with another hour.

Declaration

Source position: dateutil.inc line 348

  function RecodeHour(const AValue: TDateTime; const AHour: Word)
                      : TDateTime;

Description

RecodeHour replaces the Hour part of the timestamp AValue with AHour. All other parts of the date/time stamp are left untouched.

Errors

If the AHour value is not within a valid range (0..23) then an EConvertError exception is raised.

See also

Name Description
RecodeDate Replace date part of a TDateTime value with another date.
RecodeDateTime Replace selected parts of a TDateTime value with other values
RecodeDay Replace day part of a TDateTime value with another day.
RecodeMilliSecond Replace milliseconds part of a TDateTime value with another millisecond.
RecodeMinute Replace minutes part of a TDateTime value with another minute.
RecodeMonth Replace month part of a TDateTime value with another month.
RecodeSecond Replace seconds part of a TDateTime value with another second.
RecodeTime Replace time part of a TDateTime value with another time.
RecodeYear Replace year part of a TDateTime value with another year.

Example

Program Example90;
{ This program demonstrates the RecodeHour function }
Uses SysUtils,DateUtils;
Const
  Fmt = 'dddd dd mmmm yyyy hh:nn:ss';
Var
  S : AnsiString;
Begin
  S:=FormatDateTime(Fmt,RecodeHour(Now,0));
  Writeln('Today, in the first hour : ',S);
End.