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unit Unit1;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs;

type
  TForm1 = class(TForm)
    procedure FormCreate(Sender: TObject);
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}

uses DateUtils;

procedure TForm1.FormCreate(Sender: TObject);
var
  t1,t2,t3: TDateTime;
begin
  t1 := Yesterday;
  t2 := Today;     //同 SysUtils.Date;
  t3 := Tomorrow;


  ShowMessageFmt('%s, %s, %s', [DateToStr(t1), DateToStr(t2), DateToStr(t3)]);
  {2009-5-20, 2009-5-21, 2009-5-22}
end;

end.

posted on 2009-05-21 17:37  万一  阅读(...)  评论(...编辑  收藏