| 引用单元uses Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms, Dialogs, StdCtrls,dao97; =========按钮事件procedure TForm1.Button1Click(Sender: TObject); var x:DBEngine; begin x:=CoDBEngine.Create; x.CompactDatabase('d:\nwind97.mdb','d:\backup.mdb','',0,''); end; |