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

# RecodeDateTime

Replace selected parts of a TDateTime value with other values

## Declaration

Source position: dateutil.inc line 367

`function RecodeDateTime(`
`const AValue: TDateTime;`
`const AYear: Word;`
`const AMonth: Word;`
`const ADay: Word;`
`const AHour: Word;`
`const AMinute: Word;`
`const ASecond: Word;`
`const AMilliSecond: Word`
`):TDateTime;`

## Arguments

`AValue` |  | Date/time to recode
`AYear` |  | New value for year part
`AMonth` |  | New value for month part
`ADay` |  | New value for day part
`AHour` |  | New value for hour part
`AMinute` |  | New value for minute part
`ASecond` |  | New value for second part
`AMilliSecond` |  | New value for millisecond part

## Function result

AValue with replaced parts

## Description

RecodeDateTime replaces selected parts of the timestamp AValue with the date/time values specified in AYear, AMonth, ADay, AHour, AMinute, ASecond and AMilliSecond. If any of these values equals the predefined constant RecodeLeaveFieldAsIs, then the corresponding part of the date/time stamp is left untouched.

## Errors

If one of the values AYear, AMonth, ADay, AHour, AMinute, ASecondAMilliSecond is not within a valid range (RecodeLeaveFieldAsIs excepted) then an EConvertError exception is raised.

## See also

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

## Example

    Program Example96;

    { This program demonstrates the RecodeDateTime function }

    Uses SysUtils,DateUtils;

    Const
      Fmt = 'dddd dd mmmm yyyy hh:nn:ss';

    Var
      S : AnsiString;
      D : TDateTime ;

    Begin
      D:=Now;
      D:=RecodeDateTime(D,2000,2,RecodeLeaveFieldAsIs,0,0,0,0);
      S:=FormatDateTime(Fmt,D);
      Writeln('This moment in februari 2000 : ',S);
    End.

Documentation generated on: May 14 2021