< SNIP >
>I know, and I already have a class which does that - creates temp filenames, keeps them in an array property and deletes them on destroy. This time, I had a feeling that I could completely avoid the disk. It didn't seem natural that a form should communicate with an object it contains using external files - unless the object was an entirely unfriendly OCX.

I was under impresseion that there is unwritten rule in VFP: "Any OCX should be treated as hostile until can be proved otherwise". <g>