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Delphi²Ù×÷XML

  Delphi²Ù×÷XMLÊǺܷ½±ãµÄ£¬Ö÷ÒªÓÐÁ½ÖÖ·½·¨£»
     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;
2.»¹ÓÐÒ»ÖÖ·½·¨¾ÍÊÇÓÃTXMLDocumentÁË£¬TXMLDocumentºÜÁé»î£¬Òò´Ë²Ù×÷ÆðÀ´ÓеãÂé·³£¬ÌرðÊÇXMLÊ÷ºÜÉîµÄʱºò¡£²»¹ý Delphi¸øÎÒÃÇÌṩÁ˸ü·½±ãµÄ·½·¨£¬Ê¹ÎÒÃǸü¼Ó¼òµ¥µÄ²Ù×÷XML£¬Õâ¸ö·½·¨¾ÍÊÇXML Data BindingÏòµ¼£¬XML Data BindingÏòµ¼»á°ÑXMLµÄ½ÚµãÓ³Éä³É¶ÔÏ󣬴ӶøÊ¹ÎÒÃǸü·½±ãµÄ²Ù×÷ËüÃÇ¡£ÏÂÃæÊÇÒ»¸öXML Da


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    Ò»ÖÖÊÇkaguo µÄʹÓó£Óúº×ÖÆ´Òô²éÕÒ·½·¨£¬ÕâÖÖ´úÂëÊ®·Ö¼òµ¥£¬ÊµÏÖ·½±ã£¬µ«ÊÇÕâÖÖ´úÂë½ö½öÊÇÒ»¼¶×ֿ⣬ֻ֧³ÖÈýǧÁ㼸¸ö×ֵġ£
//»ñÈ¡ÖÐÎÄ×Ö´®µÄÉùĸµ ......

delphi ÅжÏÍøÂçÊÇ·ñÁ¬Í¨µÄ·½·¨

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

Delphi callµ÷ÓÃÀý×Ó

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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, ......

Delphi²Ù×÷XMLµÄ¼¼ÇÉ

  Delphi²Ù×÷XMLÊǺܷ½±ãµÄ£¬Ö÷ÒªÓÐÁ½ÖÖ·½·¨£»
     1.ÓÃTClientDataSet²Ù×÷XML£»TClientDataSetÊǸöºÃ¶«Î÷£¬ÓÃËü²Ù×÷XMLÊǺܼòµ¥µÄÊ£¬²»¹ýȱµãÊÇÖ»ÄܲÙ×÷¹Ì¶¨¸ñʽµÄ XML£¬ËüÊʺϲÙ×÷±í½á¹¹µÄÊý¾Ý£¬Èç¹ûÄãÐèÒª°ÑÊý¾Ý±íµ¼³ö³ÉXMLÄÇÓÃTClientDataSetÊǸöºÃÖ÷Ò⣬±ÈÈçÏÂÃæÊÇÒ»¸öÊý¾Ý¼¯µ¼³ö³ÉXMLµÄ· ......
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