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How to create an array of dates starting with today and going back the last 30 days in Pascal



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asked Apr 10, 2025 by avibootz
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1 Answer

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program Last20Dates;

uses
  SysUtils, DateUtils;

const
  DaysCount = 30;

var
  Dates: array[0..DaysCount-1] of TDateTime;
  i: Integer;
  Today: TDateTime;

begin
  Today := Now;
  for i := 0 to DaysCount - 1 do
  begin
    Dates[i] := IncDay(Today, -i);
    WriteLn(FormatDateTime('yyyy-mm-dd', Dates[i]));
  end;
end.



(*
run:

2025-04-10
2025-04-09
2025-04-08
2025-04-07
2025-04-06
2025-04-05
2025-04-04
2025-04-03
2025-04-02
2025-04-01
2025-03-31
2025-03-30
2025-03-29
2025-03-28
2025-03-27
2025-03-26
2025-03-25
2025-03-24
2025-03-23
2025-03-22
2025-03-21
2025-03-20
2025-03-19
2025-03-18
2025-03-17
2025-03-16
2025-03-15
2025-03-14
2025-03-13
2025-03-12

*)

 



answered Apr 10, 2025 by avibootz

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