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procedure TForm1.Button2Click(Sender: TObject);
var
a: Integer;
p: ^Integer;
begin
with self.Memo1.Lines do
begin
a := 100;
Add('Êý¾ÝÄÚÈÝ£º' + inttostr(a));
//---
p := @a;
Add('Êý¾ÝµØÖ·£º' + inttostr(Integer(p)));
//---
Add('Êý¾ÝµØÖ·Ö¸ÏòµÄÄÚÈÝ£º' + inttostr(p^));
end;
end;
procedure TForm1.Button2Click(Sender: TObject);
type
PInteger = ^Integer;
PPInteger = ^PInteger;
var
a: Integer;
p: PInteger;
pp: PPInteger;
begin
with self.Memo1.Lines do
begin
a := 100;
Add('IntegerÊý¾ÝÄÚÈÝ£º' + inttostr(a));
//---
p := @a;
Add('IntegerÖ¸ÕëÄÚÈÝ£º' + inttostr(Integer(p)));
Add('IntegerÖ¸ÕëÖ¸ÏòµÄÊý¾Ý£º' + inttostr(p^));
//---
pp := @p;
Add('PIntegerÖ¸ÕëÄÚÈÝ£º' + inttostr(Integer(pp)));
Add('PIntegerÖ¸ÕëÖ¸ÏòµÄÊý¾Ý£º' + inttostr(Integer(pp^)));
end;
end;
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var
List: TStringList;
i: Integer;
begin
List := TStringList.Create;
List.Add('Strings1'); {Ìí¼Ó}
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ServerIP=192.168.1.5
SQLDBName=Data
SQLUserID=sa
SQLPwd=
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Ò»µ©²ÎÊýÊÇÐÎÈç XXX.5ÕâÑùµÄÊýʱ
Èç¹û XXX ÊÇÆæÊý ÄÇô¾Í»á Round up
Èç¹û XXX ÊÇżÊý ÄÇô¾Í»á Round down
ÀýÈç Round(17.5)=18
µ«ÊÇ Round(12.5)=12
ÏÂÃæµÄº¯Êý¼´¿É¾ÀÕýÕâ¸ö Bug µ«ÊÇÊÇÁÙʱÐÔµÄ
Ö´ÐÐ DoRound(12.5) ½á¹ûΪ 13 ÕýÈ·
function DoRound(Value: Extended): Int64;
......