Description |
The DecodeDate procedure extracts year, month and day values from a given SourceDate TDateTime type value.
It stores the values in the output variables : Year, Month and Day.
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| Related commands | DecodeDateTime | | Breaks a TDateTime variable into its date/time parts | DecodeTime | | Break a TDateTime value into individual time values | EncodeDate | | Build a TDateTime value from year, month and day values | EncodeDateTime | | Build a TDateTime value from day and time values | EncodeTime | | Build a TDateTime value from hour, min, sec and msec values | RecodeDate | | Change only the date part of a TDateTime variable | RecodeTime | | Change only the time part of a TDateTime variable | ReplaceDate | | Change only the date part of a TDateTime variable | ReplaceTime | | Change only the time part of a TDateTime variable |
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Download this web site as a Windows program.
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Example code : Add a month to a date and then extract the year, month and day values | var
myDate : TDateTime;
myYear, myMonth, myDay : Word;
begin
 // Set up the myDate variable to have a December 2000 value
myDate := StrToDate('29/12/2000');
 // Now add a month to this value
myDate := IncMonth(myDate);
 // And let us see what we get
DecodeDate(myDate, myYear, myMonth, myDay);
ShowMessage('myDate now = '+DateToStr(myDate));
ShowMessage('myDay = '+IntToStr(myDay));
ShowMessage('myMonth = '+IntToStr(myMonth));
ShowMessage('myYear = '+IntToStr(myYear));
end;
| Show full unit code | myDate now = 29/01/2001
myDay = 29
myMonth = 1
myYear = 2001 |
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