This will output all values of a selected entity (RO) = Read Only and can't be changed.
;;----------------------------------------------------------------------------;;
;; Dump All Visual Lisp Methods and Properties for Selected Entity
(defun C:VDumpIt (/ ent)
(while (setq ent (car (entsel "\nSelect Entity to Dump")))
(vlax-Dump-Object (vlax-Ename->Vla-Object ent) t)
)
(princ)
)
Output will look something like this.