| GetFirstDayOfYear Routines | 
Unit
QESBPCSDateTime
| Overloaded Variants | 
| Function GetFirstDayOfYear(const Year: Word): TDateTime; | 
| Function GetFirstDayOfYear(const Year: Integer): TDateTime; | 
| Function GetFirstDayOfYear(const DT: TDateTime): TDateTime; | 
Declaration
Function GetFirstDayOfYear(const Year: Word): TDateTime;
| Parameters | 
| Year | the Year to be processed - should be 4 digit, eg 1999. | 
| DT | the Date to be processed. | 
Category
Date/Time Arithmetic Routines
Year Based Arithmetic RoutinesImplementation
 
| function GetFirstDayOfYear (const Year: Word): TDateTime;
begin
     Result := OptEncodeDateW (Year, 1, 1);
End; | 
Declaration
Function GetFirstDayOfYear(const Year: Integer): TDateTime;Implementation
 
| function GetFirstDayOfYear (const Year: Integer): TDateTime;
begin
     Result := OptEncodeDateI (Year, 1, 1);
End; | 
Declaration
Function GetFirstDayOfYear(const DT: TDateTime): TDateTime;Implementation
 
| function GetFirstDayOfYear (const DT: TDateTime): TDateTime;
begin
     Result := GetFirstDayOfYear (OptDate2Year (DT));
End; | 
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