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     1.ÓÃTClientDataSet²Ù×÷XML£»TClientDataSetÊǸöºÃ¶«Î÷£¬ÓÃËü²Ù×÷XMLÊǺܼòµ¥µÄÊ£¬²»¹ýȱµãÊÇÖ»ÄܲÙ×÷¹Ì¶¨¸ñʽµÄ XML£¬ËüÊʺϲÙ×÷±í½á¹¹µÄÊý¾Ý£¬Èç¹ûÄãÐèÒª°ÑÊý¾Ý±íµ¼³ö³ÉXMLÄÇÓÃTClientDataSetÊǸöºÃÖ÷Ò⣬±ÈÈçÏÂÃæÊÇÒ»¸öÊý¾Ý¼¯µ¼³ö³ÉXMLµÄ·½ ·¨£º
procedure ExportToXML(SrcDataSet:TDataSet;const XMLFileName:String);
var tmpCds:TClientDataSet;
    i:integer;
    NewField:TFieldDef;
begin
SrcDataSet.DisableControls;
tmpCds:=TClientDataSet.Create(nil);
try
    for i:=0 to SrcDataSet.FieldCount-1 do
    begin
      NewField:=tmpCds.FieldDefs.AddFieldDef;
      NewField.Name:=SrcDataSet.Fields[i].FieldName;
      NewField.DataType:=SrcDataSet.fields[i].DataType;
      NewField.Size:=SrcDataSet.Fields[i].Size;
    end;
    tmpCds.CreateDataSet;
    if tmpCds.Active then tmpCds.LogChanges:=False;
    SrcDataSet.First;
    while not SrcDataSet.Eof do
    begin
      tmpCds.Append;
      for i:=0 to SrcDataSet.FieldCount-1 do
        tmpCds.FieldByName(SrcDataSet.Fields[i].FieldName).Value:=SrcDataSet.Fields[i].Value;
      tmpCds.Post;
      SrcDataSet.Next;
    end;
    tmpCds.SaveToFile(XMLFileName);
finally
    SrcDataSet.EnableControls;
    tmpCds.Free;
end;
end;
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uses 
    Windows,  
    SysUtils,  
    Classes,  
    ShellAPI;  
function RunAndWait(FileName: string; Visibility: Integer): THandle;&nbs ......

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Const

SConnectionString      
= 'Provider=M ......

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¸ù¾ÝDelphiÌṩµÄÓÐ¹Ø DLL±àдºÍµ÷ÓõİïÖúÐÅÏ¢£¬Äã¿ÉÒԺܿìÍê³ÉÒ»°ãµÄ DLL±àдºÍµ÷ÓÃµÄ Ó¦ÓóÌÐò¡£±¾ÎĽéÉܵÄÖ÷ÌâÊÇÈçºÎ±àдºÍµ÷ÓÃÄܹ»´«µÝ¸÷ÖÖ²ÎÊý£¨°üÀ¨¶ÔÏóʵÀý£©µÄ DLL¡£ÀýÈ磬 Ö÷½Ð³ÌÐò´«µÝ¸ø DLLÒ»¸öADOConnection ¶ÔÏóʾÀý×÷Ϊ²ÎÊý£¬ DLLÖеĺ¯ÊýºÍ¹ý³Ìµ÷ÓÃͨ¹ý¸Ã¶ÔÏó ʵÀý·ÃÎÊÊý¾Ý¿â¡£
ÐèÒªÃ÷ȷһЩ»ù±¾¸ÅÄî¡£¶ÔÓ ......

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uses WinInet;
procedure TForm1.Button1Click(Sender: TObject);
begin
  if InternetGetConnectedState(nil, 0) then
    ShowMessage('ÒÑÁ¬½Ó')
  else
    ShowMessage('ÒѶϿª');
end; ......

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1) С͵¿ªÃÅ
PHND:= OpenProcess (PROCESS_ALL_ACCESS, False, PID);µÃµ½ÓÎÏ·´°¿Ú¾ä±ú»ñµÃȨÏÞ
2)С͵ÔÚ·¿¼ä¸ã¸ö·Å×÷°¸·½°¸µÄµØ·½
TAdd := VirtualAllocEx(PHND, nil, 4096, ......
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