>I'm looking for a really simple way to tell if the
>general field contains an image or is still empty.
>I've tried fsize,len and others.
>If I do ? fieldname, it prints 'gen' or 'Gen' to differentiate
>whether or not there is data in it, but I need the program to be able to tell.

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Eddie,
Easiest and supported in older versions is :
isblank(GenField) && .t. if blank

Also a VFP6 only way (sometimes handy) :
islower(transform(GenField)) && .t. if blank
Cetin