I mean the string(A) or integer(A). They return a yes or no on the commandline, but I am wondering if they can be used within the program as well. On Thu, Aug 15, 2013 at 11:19 PM, <mskala_at_...206...> wrote: > On Thu, 15 Aug 2013, Volkan Unsal wrote: > > Being new to Eclipse, I am trying to understand some basic concepts. I > don't > > understand why are some Eclipse predicates not available from inside > loops. > > For example: > > # test.ecl > > main :- > > (foreach(A,[1,2]) do > > Z is string(A), > > writeln( Z ) > > ). > > It's nothing to do with loops. "Z is string(A)" would be an error > outside a loop too; "is" is only for doing arithmetic. > > > These are available from the command line when I query the data, but not > > from within the program. How do I do type checking on the variables if I > > can't use these...? > > What exactly do you mean by "these"? What are you typing on the > command line? > > -- > Matthew Skala > mskala_at_...206... People before principles. > http://ansuz.sooke.bc.ca/Received on Fri Aug 16 2013 - 03:37:48 CEST
This archive was generated by hypermail 2.3.0 : Wed Sep 25 2024 - 15:13:21 CEST