(ssdbno sname)
The ssdbno function returns the database ID to verify which drawing the specified selection set name sname is valid for.
The selection set sname must belong to the current drawing.
If the function fails, it returns nil.
Examples
: (setq selset (ssadd (entlast)))
<Selset: 4237b048:00000004>
: (ssdbno selset)
0