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  1. Using Expressions and Properties in Constraints

    by , 14-Aug-2009 at 08:00 AM (Development Team Blog)
    In Sonny Falkís blog about constraints and local variables he noted that you should never use local variables inside of a Constrain As expression. In talking about Constrain As he states:
    You constrain against an expression, and the expression can be anything at all, including function calls executing DataFlex code and everything.
    Letís explore the use of Constrain As to call DataFlex functions and uncover one of the little secrets of inherited constraints.

    Constraints and User ...

    Updated 14-Aug-2009 at 08:36 AM by Stephen W. Meeley (Minor formatting.)

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