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access and assign methods were introduced into vfp back inversion 6.0, but for many developers they are still very much an "unknown feature". my objective today is to show a couple of examples of where access and assign methods can be very useful. let's start by reviewing just what access and assign methods are, and how to create them.
basically these methods are event-driven in the sense that, if one is defined for a property, it is fired whenever the associated event occurs. so for an assign method, the event is (not surprisingly) the assignment of a value to the… Continue reading