用 TStringList 存取结构的例子 - 回复 Test1234 的问题

问题来源: http://www.cnblogs.com/del/archive/2008/04/25/973346.html#1171532

---

unit Unit1;



interface



uses

  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,

  Dialogs, StdCtrls;



type

  TForm1 = class(TForm)

    Button1: TButton;

    procedure Button1Click(Sender: TObject);

  end;



var

  Form1: TForm1;



implementation



{$R *.dfm}



type

  PToWho = ^TToWho;

  TToWho = packed record

    Name: string[20];

    IP: string[15];

  end;



procedure TForm1.Button1Click(Sender: TObject);

var

  List: TStrings;

  r1,r2: TToWho;

begin

  List := TStringList.Create;



  r1.Name := 'abc';

  r1.IP := '123';

  List.AddObject('abc', @r1);



  r2 := PToWho(List.Objects[0])^;

  ShowMessageFmt('%s,%s', [r2.Name, r2.IP]); {abc,123}



  List.Free;

end;



end.