RosettaCodeData/Task/Null-object/Oberon/null-object.oberon
2023-07-01 13:44:08 -04:00

14 lines
220 B
Text

MODULE Null;
IMPORT
Out;
TYPE
Object = POINTER TO ObjectDesc;
ObjectDesc = RECORD
END;
VAR
o: Object; (* default initialization to NIL *)
BEGIN
IF o = NIL THEN Out.String("o is NIL"); Out.Ln END
END Null.