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TMyProc=procedure of Object;obj:=Txxx.Create;ProcPtr:= obj.test;


type
  TForm1 = class(TForm)
    Button1: TButton;
    Button2: TButton;
    procedure Button1Click(Sender: TObject);
    procedure   BBB(I:   Integer);
    procedure   CCC(I:   Integer);
    procedure Button2Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

  Txxx=class
     procedure test;
  end;

TMyProc=procedure of Object;
TMyFunc=function(a: Integer): Integer of Object;

var
  Form1: TForm1;

implementation

{$R *.dfm}
procedure Txxx.test;
begin
  showmessage('1');
end;

procedure   TForm1.BBB(I:   Integer);
begin 
    showmessage( 'BBB: '   +   IntToStr(I)); 
end;

procedure   TForm1.CCC(I:   Integer); 
begin 
    showmessage( 'CCC: '   +   IntToStr(I)); 
end;

procedure TForm1.Button1Click(Sender: TObject);
var
 ProcPtr:TMyProc;
 obj:Txxx;
begin
 
  obj:=Txxx.Create;



  ProcPtr:= obj.test;//Txxx.test;
  ProcPtr;
  
 obj.Free;

end;

procedure TForm1.Button2Click(Sender: TObject);
type 
        Taaa   =   procedure   (i:integer)   of   object   ; 
var 
    ap:   Taaa; 
begin 
    ap   :=   BBB; //这里有一个隐含Self,完整格式: self.BBB;这里把BBB这个方法赋给ap这个变量,注意BBB与ap的声明原型要一样,不然会有错
    ap(1); 
    ap   :=   CCC; 
    ap(2); 
end;

end.



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