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type
    TMyObject = class(TObject)
    private
        FData: Integer;
    protected
        procedure Test1;virtual;
        procedure Test2;dynamic;
    public
        procedure Test;
    published
        procedure Test3;
    end;
 
procedure TMyObject.Test;
var
    i:Integer;
begin
    ShowMessage('¾²Ì¬·½·¨');
end;
 
procedure TMyObject.Test1;
begin
    ShowMessage('Ðé·½·¨');
end;
 
procedure TMyObject.Test2;
begin
    ShowMessage('¶¯Ì¬·½·¨');
end;
 
procedure TMyObject.Test3;
begin
    ShowMessage('published·½·¨');
end;
 
procedure TForm1.Button1Click(Sender: TObject);
    //---
    {procedure _ShowClassInfo(ALines: TStrings; AClass: TClass);
    begin
        with ALines do
        begin
            Add(Format('ÀàÖ¸ÕëµØÖ·: %d ', [Integer(AClass)]));
            //---
            if AClass.ClassParent = nil then
                Add('¸¸ÀàÃû: Nil')
            else
                Add(Format('¸¸ÀàÃû: %s', [AClass.ClassParent.ClassName]));
      


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procedure TForm2.BtSelectPathClick(Sender: TObject);
var
    strCaption,strDirectory:String;
    wstrRoot:WideString;
    begin
    strCaption:='ÕâÊÇä¯ÀÀÎļþ¼ÐµÄ˵Ã÷ÎÄ×Ö£¬¿ÉÒÔ¸ù¾ÝÐèÒª½ ......

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library mydll;
 
uses
base in 'base.pas';
 
exports
Triple name 'Tr';
 
{$R *.res}
 
begin
end.
 
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unit base;
 
interface
 
uses windows;
 
function Triple(N:integer):integer;stdcall;
  ......

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