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unit Unit1; interface uses Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms, Dialogs, StdCtrls; type TForm1 = class(TForm) Button1: TButton; procedure Button1Click(Sender: TObject); private { Private declarations } public { Public declarations } end; var Form1: TForm1; con_num:integer; implementation {function GPNetOpenEX(ip:pchar;connecttimt:Integer;weitertime:Integer):integer; stdcall; external 'GPNetio.dll' name 'GPNetOpenEX' ; function GPNetSendEX(char1:pchar;len:Integer;con_num:integer):boolean; stdcall; external 'GPNetio.dll' name 'GPNetSendEX'; function GPNetCloseEX(con_num:integer):boolean; stdcall; external 'GPNetio.dll' name 'GPNetCloseEX'; //} function GPNetOpen(ip:string;connecttimt:Integer;weitertime:Integer):boolean; stdcall; external 'GPNetio.dll' name 'GPNetOpen' ; function GPNetSend(char1:pchar;len:Integer):boolean; stdcall; external 'GPNetio.dll' name 'GPNetSend'; function GPNetClose():boolean; stdcall; external 'GPNetio.dll' name 'GPNetClose'; //} {$R *.dfm} procedure TForm1.Button1Click(Sender: TObject); var flag:boolean; begin {con_num:=GPNetOpenEX('222.27.255.229',1,1) ; if con_num>0 then begin GPNetSendEX('清拍黄瓜',8,con_num); GPNetSendEX('盘 8.00',8,con_num); GPNetCloseEX(con_num); end; // } flag:=GPNetOpen('222.27.255.229',10,10) ; if flag then begin GPNetSend('清拍黄瓜',8); GPNetSend('盘 8.00',8); GPNetClose(); end; // } end; end.