?type("mytable.myfield")="U">>
?vartype("mytable.myfield")="U">>
?vartype(tamar) && U obj = createobject('relation') ?vartype(obj.tamar) && U ?vartype(obj.BackColor) && U && Existing properties that are being hidden/protected generate an error ?vartype(obj.left) && Error, as with top, height, width obj = createobject('www') ?vartype(obj.qqq) && error define class www as relation protected qqq qqq = 0 enddefine