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- program Listing5_5;
-
- uses NewTags; { Tags modified to abstract .Init method in DInput type
- and make .PutReading virtual. }
-
- var
- HS : HiSwitch;
- LS : LoSwitch;
- begin
- HS.Init('Tag1', 3.4, 2.1 );
- LS.Init('Tag2', 6.7, 10.2 );
- writeln( HS.TagNumber, ': Setpoint = ', HS.Setpoint:2:2,
- '; Reading = ', HS.Reading:2:2 );
- writeln( LS.TagNumber, ': Setpoint = ', LS.Setpoint:2:2,
- '; Reading = ', LS.Reading:2:2 );
- end.
-
- { Listing 5-5 }