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- unit TstHeapU;
-
- interface
-
- uses
- Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
- StdCtrls;
-
- type
- TForm1 = class(TForm)
- Button1: TButton;
- Label1: TLabel;
- procedure Button1Click(Sender: TObject);
- private
- { Private declarations }
- public
- { Public declarations }
- end;
-
- var
- Form1: TForm1;
-
- implementation
-
- {$R *.DFM}
-
- procedure TForm1.Button1Click(Sender: TObject);
- var
- S : string;
- i : integer;
- begin
- S := '';
- for i := 1 to 100 do begin
- S := S+'i'; // this will realloc more often than not
- Label1.Caption := S;
- Label1.Update;
- end;
- end;
-
- end.
-