[编程交流] LISP帮助，CSV到3D Plin

(defun c:zz()
(SETQ OS1 (GETVAR "OSMODE"))
(setq pp1 "d:\ccc.csv")
 (setq ff (open pp1 "r"))
 (while
   (setq f (read-line ff))
    (setq l1 (strlen f))
    (setq l2 (vl-string-search "," f))
    (setq f2 (substr f 1 l2))
    (setq east f2)
    (setq ff1 (substr f (+ l2 2) (- l1 (+ l2 1))))
    (setq l3 (vl-string-search "," ff1))
    (setq f2 (substr ff1 1 l3))
    (setq north f2)
    (setq l1 (strlen ff1))
    (setq ff2 (substr ff1 (+ l3 2) (- l1 (+ l3 1))))
    (setq l4 (vl-string-search "," ff2))
    (setq f2 (substr ff2 1 l4))
    (setq ele f2)
    (setq east1 (atof east))
    (setq north1 (atof north))
    (setq ele1 (atof ele))
(setq co1 (list east1 north1 ele1))
(eval 'co1)
   )
  (close ff)
 (command "3dpoly")  
 (foreach co1 co1 (command co1))
 (command "")
  )

[b][color=BLACK]([/color][/b]defun c:zz [b][color=FUCHSIA]([/color][/b]/ pp1 ff f[b][color=FUCHSIA])[/color][/b]
 [b][color=FUCHSIA]([/color][/b]setq pp1 [color=#2f4f4f]"d:\\ccc.csv"[/color][b][color=FUCHSIA])[/color][/b]
 [b][color=FUCHSIA]([/color][/b]setq ff [b][color=NAVY]([/color][/b]open pp1 [color=#2f4f4f]"r"[/color][b][color=NAVY])[/color][/b][b][color=FUCHSIA])[/color][/b]
 [b][color=FUCHSIA]([/color][/b]command [color=#2f4f4f]"_.3DPOLY"[/color][b][color=FUCHSIA])[/color][/b]
 [b][color=FUCHSIA]([/color][/b]while [b][color=NAVY]([/color][/b]setq f [b][color=MAROON]([/color][/b]read-line ff[b][color=MAROON])[/color][/b][b][color=NAVY])[/color][/b]
        [b][color=NAVY]([/color][/b]command [color=#2f4f4f]"_non"[/color] f[b][color=NAVY])[/color][/b][b][color=FUCHSIA])[/color][/b]
 [b][color=FUCHSIA]([/color][/b]command [color=#2f4f4f]""[/color][b][color=FUCHSIA])[/color][/b]
 [b][color=FUCHSIA]([/color][/b]close ff[b][color=FUCHSIA])[/color][/b]
 [b][color=FUCHSIA]([/color][/b]prin1[b][color=FUCHSIA])[/color][/b][b][color=BLACK])[/color][/b]