Delphi Source Code - How to get the number of the day in the year

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Delphi source code for Math >> Get the number of the day in the year

Category: Math
Title: Get the number of the day in the year
Date added: 15.03.2006
Hits: 1431

function GetDays(ADate: TDate): Extended;
var
  FirstOfYear: TDateTime;
begin
  FirstOfYear := EncodeDate(StrToInt(FormatDateTime('yyyy', now)) - 1, 12, 31);
  Result      := ADate - FirstOfYear;
end;

procedure TForm1.Button1Click(Sender: TObject);
begin
  label1.Caption := 'Today is the ' + FloatToStr(GetDays(Date)) + '. day of the year';
end;

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