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- (* Chapter 5 - Program 2 *)
- program Another_Procedure_Example;
-
- var Count : integer;
- Index : integer;
-
- procedure Print_Data_Out(Puppy : integer);
- begin
- Writeln('This is the print routine',Puppy:5);
- Puppy := 12;
- end;
-
- procedure Print_And_Modify(var Cat : integer);
- begin
- Writeln('This is the print and modify routine',Cat:5);
- Cat := 35;
- end;
-
- begin (* main program *)
- for Count := 1 to 3 do begin
- Index := Count;
- Print_Data_Out(Index);
- Writeln('Back from the print routine, Index =',Index:5);
- Print_And_Modify(Index);
- Writeln('Back from the modify routine, Index =',Index:5);
- Print_Data_Out(Index);
- Writeln('Back from print again and the Index =',Index:5);
- Writeln; (* This is just for formatting *)
- end;
- end. (* of main program *)
-
-
-
-
- { Result of execution
-
- This is the print routine 1
- Back from the print routine, Index = 1
- This is the print and modify routine 1
- Back from the modify routine, Index = 35
- This is the print routine 35
- Back from print again and the Index = 35
-
- This is the print routine 2
- Back from the print routine, Index = 2
- This is the print and modify routine 2
- Back from the modify routine, Index = 35
- This is the print routine 35
- Back from print again and the Index = 35
-
- This is the print routine 3
- Back from the print routine, Index = 3
- This is the print and modify routine 3
- Back from the modify routine, Index = 35
- This is the print routine 35
- Back from print again and the Index = 35
-
- }