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delphi_ÊÖ¹¤´´½¨dataset

procedure TForm1.Button3Click(Sender: TObject);
begin
    //ÏÔʾ´´½¨µÄÊý¾Ý¼¯: dbgrid->datasource->clientdataset
    //Èç¹ûÊÖ¹¤¿ØÖÆdbgridÏÔʾ¿í¶È,dbgridÓÒ¼ü´´½¨Á½¸ö×Ö¶Îaa,bb,·Ö±ðÉèÖÿí¶È¼´¿É
    cds1.FieldDefs.Add('aa',ftString,40);
    cds1.FieldDefs.Add('bb',ftInteger);
    cds1.CreateDataSet;
    cds1.Append;cds1.FieldValues['aa']:='a1';cds1.FieldValues['bb']:='10';cds1.Post;
    cds1.Append;cds1.FieldValues['aa']:='a2';cds1.FieldValues['bb']:='20';cds1.Post;
    cds1.Append;cds1.FieldValues['aa']:='a3';cds1.FieldValues['bb']:='30';cds1.Post;
    //cds1.Active:=true;
    //cds1.EmptyDataSet;
end;


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procedure TForm1.Button2Click(Sender: TObject);
var  
o : Olevariant;
begin  
  webbrowser1.Navigate('http://www.163.com');  
  delay(2000);
  o :=   WebBrowser1.OleObject.document.all.item('username',0);
  o.value := 'username';  
  o := W ......

vb µ÷ÓÃdelphiдµÄdll

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library dll1;
uses
  SysUtils,
  Classes;
{$R *.res}
Function mymax(x, y: Integer; out jj: Integer; out abc: PChar): Integer; stdcall;
begin
  jj := x * y;
  abc := PChar(StrPas(abc) + 'ÕâÊÇ´«³öµÄ' ......

¹ØÓÚÔÚ³ÌÐòÖÐÉ趨comboboxµÄÏÂÀ­²Ëµ¥¿í¶È[delphi]

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CbName: TComboBox;
width: Integer;                  //ʵ¼ÊËùÐèµÄ¿í¶È
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width := CbName.Canvas.TextWidth(CbName.Items[I]); //¿ÉÓô˷½·¨Í¨¹ý±éÀú»ñµÃijѡÏîµÄ×î´ó¿í¶È£¬Ò²¿ÉÒÔ°´×Ô¼ºµÄÐ ......

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