File: ex16.pp

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Program Example16;

{ Program to demonstrate the Dispose and New functions. }

Type SS = String[20];

     AnObj = Object
       I : integer;
       Constructor Init;
       Destructor Done;
       end;

Var
  P : ^SS;
  T : ^AnObj;

Constructor Anobj.Init;

begin
 Writeln ('Initializing an instance of AnObj !');
end;

Destructor AnObj.Done;

begin
  Writeln ('Destroying an instance of AnObj !');
end;

begin
  New (P);
  P^:='Hello, World !';
  Dispose (P);
  { P is undefined from here on !}
  New(T,Init);
  T^.i:=0;
  Dispose (T,Done);
end.