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Deleting a selection set

ILoveMadoka

By ILoveMadoka
in AutoLISP, Visual LISP & DCL

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ronjonp Grand Master

ronjonp

Posted
Posted

Be aware that command calls AND entdel will not delete items on all layouts. You have to use vla-delete. 

;; Exampe to erase all polylines
(if (setq s (ssget "_X" '((0 . "LWPOLYLINE"))))
  (foreach e (mapcar 'cadr (ssnamex s))
    (vl-catch-all-apply 'vla-delete (list (vlax-ename->vla-object e)))
  )
)

 

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mhupp
mhupp

Just another way of doing it without the i variable.   (if (setq A3 (ssget "_X" '((2 . "SW_CEN*")))) (foreach e (vl-remove-if 'listp (mapcar 'cadr (ssnamex A3))) (entdel e) ) )  

confutatis
confutatis

(setq A3 nil)  

lido
lido

It's not clear to me what you want to do. The simplest solution to delete a selection set is the one given by confutatis. On the other hand, you want to learn VLA(?). A start could be t

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