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unit Unit1;
interface uses Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,ComObj, StdCtrls, DscEdit; type TForm1 = class(TForm) ed1: TDsEdit; ed2: TDsEdit; btnADD: TButton; ed3: TDsEdit; procedure btnADDClick(Sender: TObject); private { Private declarations } public { Public declarations } end; var Form1: TForm1; implementation {$R *.DFM} procedure TForm1.btnADDClick(Sender: TObject); var myCounter, mReturn: variant; begin myCounter := CreateOleObject('TestCom.Class1'); mReturn := myCounter.ADD(ed1.Text, ed2.Text); ed3.Text := VarToStr(mReturn); end; end. |
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