Using Programming Languages other than VBA

Sub Example_ContourLinesPerSurface()
	' This example returns the current setting of
	' ContourLinesPerSurface. It then changes the value, and finally
	' it resets the value back to the original setting.

	Dim currContourLinesPerSurface As Integer
	Dim newContourLinesPerSurface As Integer
	
	' Retrieve the current ContourLinesPerSurface value
	currContourLinesPerSurface = ThisDrawing.preferences.ContourLinesPerSurface
	MsgBox "The current value for ContourLinesPerSurface is " & currContourLinesPerSurface, vbInformation, "ContourLinesPerSurface Example"

	' Change the value for ContourLinesPerSurface
	newContourLinesPerSurface = 2001
	ThisDrawing.preferences.ContourLinesPerSurface = newContourLinesPerSurface
	MsgBox "The new value for ContourLinesPerSurface is " & newContourLinesPerSurface, vbInformation, "ContourLinesPerSurface Example"

	' Reset ContourLinesPerSurface to its original value
	ThisDrawing.preferences.ContourLinesPerSurface = currContourLinesPerSurface
	MsgBox "The ContourLinesPerSurface value is reset to " & currContourLinesPerSurface, vbInformation, "ContourLinesPerSurface Example"
End Sub