教程-Delphi中比较两个对象是否一致及地址是否相同

 1 procedure TForm1.btn1Click(Sender: TObject);
 2 var
 3   p1: Pointer;
 4   p2: Pointer;
 5 begin
 6   if TObject(btn1) = TObject(btn2) then
 7     ShowMessage('The same as')
 8   else 
 9     ShowMessage('Dfferent');
10   p1 := @btn1;
11   P2 := @btn2;
12   if p1 = p2 then 
13     ShowMessage('The same as')
14   else 
15     ShowMessage('Dfferent');
16 end;