摘要： unit Unit1;interfaceuses Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms, Dialogs, StdCtrls;typeTest=record a: Integer; b: Integer; end; TForm1 = class(TForm) btn1: TButton; memo1: TMemo; procedure btn1Click(Sender: TObject); private { Private declara... 阅读全文