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procedure TFormSMS.E1SendClick(Sender: TObject);
var
  MyTcpClient:TTcpClient;
  ID:DWORD;
  Rec:string;
  index:Integer;
begin
  MyTcpClient :=TTcpClient.Create(nil);
  MyTcpClient.BlockMode := bmBlocking;
  MyTcpClient.Name := 'MyTempTcpClient';
  MyTcpClient.OnError := TcpClient1Error;
  MyTcpClient.RemoteHost := RzEditE1IP.Text;
  MyTcpClient.RemotePort := RzEditE1Port.Text;
MyTcpClient.Open;  
  Sleep(100);
  if MyTcpClient.Active then
  begin
  if MyTcpClient.Sendln(RzEditE1Command.Text) > 0 then
  begin
  ...
  end;
  end;
  MyTcpClient.Close;
  MyTcpClient.Free;
end;

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xml´´½¨ºóÈçºÎÏú»Ù? - Delphi / ÍøÂçͨÐÅ/·Ö²¼Ê½¿ª·¢

xml := CreateOleObject('Microsoft.XMLHTTP');
  xml.Open('GET','http://www.google.com', False);
  xml.Send;
  xml.responseText;
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Delphi 2010 PChar µÄÆæ¹ÖÏÖÏó

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  p1, p2: PChar;
begin
  p1 := PChar('L');
  p2 := PChar('LL');
  MessageBo ......
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