Frank,

If you are going to attempt to use the FFC classes, I have seen 2 places with documentation. Miriam Liskim did a series of articles in Advisor a few months back. And Marcus Eggars book on Advanced OOP & VFP has a chapter on the VFP foundation classes that you might find helpful.

PF

>Jim
>
>I am still trying to decipher the use of classes - currently "_Datachecker" ( . . . /FFC/_base.vcx)
>What I want is a grid on my form to call verifychanges() but I think I need to initilized some variables, environment(buffering) etc. How can I determine all the requirements needed to implement the class. (ie: starting method,variables to set etc.)
>
>Frank