vfoSupportsVersionCache

vfoSupportsVersionCache(
g_obj
) 
=> t / nil

Checks whether the Version Cache Management feature is supported on the specified instance.

g_obj

An instance of the vfoSfPCellClass SKILL++ class or any of its subclasses.

`t`	The Version Cache Management feature is supported.
`nil`	The Version Cache Management feature is not supported.

obj=makeInstance('vfoGuardRing)

vfoSupportsVersionCache(obj)