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 memstr:= TMemoryStream.Create;
 //ÓÃÊÚȨÂë»ñÈ¡ session
  IdHTTP1.Get('http://container.api.tbsandbox.com/container?authcode='+memo1.Text,memstr);
  setlength(ss,memstr.Size);
  memstr.Position:= 0;
  memstr.Read(ss[1],memstr.Size);
   ss:= Utf8ToAnsi(ss);
  //ÇзÖsession top_session=282730527fc47c5e27838f5dd8aeb098afefd&top_sign=LiTSTYs/DQHpRAGA4OPEZA==
  ss:= copy(ss,pos('top_session=',ss)+12,255);
  ss:= copy(ss,1,pos('&',ss)-1);
  memo1.Lines.Add(ss);
  //ÖÆ×÷Ç©Ãû£¬ÏÂÁдúÂëÓÐÈßÓàµÄµ¥ÒýºÅ£¬Ö÷ÒªÊÇΪÁËÏÔʾÂß¼­¹ØÏµ¡£
  ss2:=secrect_key+'app_key'+app_Key +
       'fields'+'tid,seller_nick,buyer_nick,status,orders.title,orders.price,orders.num'+
        'format'+ 'xml'+
       'method'+'taobao.trades.sold.get'+
        'session'+ss+
        'sign_method'+'md5'+
        'timestamp'+datetimetostr(now)+
       'v'+ '2.0'+ secrect_key;
    
  ss2:= UpperCase(StrMD5(ss2));    //Éú³ÉÇ©Ãûmd5
   //ºÏ³É²ÎÊý
      ss3:= 'app_key='+app_Key +
       '&fields='+'tid,seller_nick,buyer_nick,status,orders.title,orders.price,orders.num'+
        '&format='+ 'xml'+
       '&method='+'taobao.trades.sold.get'+
        '&session='+ss+
        '&sign_method='+'md5'+
        '&timestamp='+ URLEncod


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function ListFiles(Dir: String):TStrings;
var
FSearchRec: TSearchRec;
FileList: TStrings;
FindResult: Integer;
begin
if Dir[length(Dir)]<>'\' then Dir:=Dir+'\';
FileList :=TStringList.Create;
FindResult:=FindFirst(Dir+'*.*,faAnyFile+faDirectory,FSearchRec);
while FindRes ......

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Delphi ÖÐµÄ Var buffer ¿ªÀàÐͲÎÊý

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ÏóDelphiÖÐfunction   Read(var   Buffer;   Count:   Longint):   Longint;   override;ÏóBufferÕâÑùûÓÐÀàÐ͵IJÎÊý¾¿¾¹Ó¦¸ÃÔõô¸ø²ÎÊý£¿£¿£¿£¿  
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Unit
DateUtils
function DateOf(const Avalue: TDateTime): TDateTime;
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ʹÓà DateOf º¯ÊýÓÃÀ´°ÑÒ»¸ö TDateTime ÀàÐ͵ıäÁ¿×ª±ä³ÉÒ»¸ö
Ö»´øÓÐÈÕÆÚµÄ TDateTime ÀàÐͱäÁ¿¡£
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showmessage(DateTimetostr(dateof(now())));
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