On Wednesday 13 November 2013 10:52:23 you wrote: > 2013/11/13 Rainer Stratmann <rainerstratm...@t-online.de> > > Is there a description of the behaviour of const and var in this case? > > Why is it not both const or both var? > > "source" is where the data "comes from", so the procedure won't modify it > (if there is no memory overlap between source and dest), so it is declared > as "const" > "dest" is where the data is copied to, so the procedure will necessarily > modify it (if "count" is <> 0), and the procedure should modify so it is > declared as "var". Actually, IMO it could be declared as "out", this would > avoid a meaningless warning.
But why does it work without specifying the vars more exactly like in other cases? _______________________________________________ fpc-pascal maillist - fpc-pascal@lists.freepascal.org http://lists.freepascal.org/mailman/listinfo/fpc-pascal
