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.