(defun c:vbmessage ()
(vl-load-com)
(setq app (vlax-get-acad-object))
(vla-eval app (strcat "MsgBox \"Hello1\"" ", " "vbInformation" ", " "\"1\""))
(vla-eval app (strcat "MsgBox \"Hello2\"" ", " "vbQuestion" ", " "\"2\""))
(vla-eval app (strcat "MsgBox \"Hello3\"" ", " "vbCritical" ", " "\"3\""))
(alert "This is autolisp alert box")
(princ)
)
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