Using Programming Languages other than VBA

Sub Example_ObjectSortByPSOutput()
	' This example reads and modifies the preference value which controls
	' the sorting of drawing objects by PostScript output order.
	' When finished, this example resets the preference value back to
	' it's original value.

	Dim ACADPref As AcadDatabasePreferences
	Dim originalValue As Variant, newValue As Variant

	' Get the user preferences object
	Set ACADPref = ThisDrawing.preferences

	' Read and display the original value
	originalValue = ACADPref.ObjectSortByPSOutput
	MsgBox "The ObjectSortByPSOutput preference is set to: " & originalValue

	' Modify the ObjectSortByPSOutput preference by toggling the value
	ACADPref.ObjectSortByPSOutput = Not (ACADPref.ObjectSortByPSOutput)
	newValue = ACADPref.ObjectSortByPSOutput
	MsgBox "The ObjectSortByPSOutput preference has been set to: " & newValue

	' Reset the preference back to it's original value
	'
	' * Note: Comment out this last section to leave the change to
	'		 this preference in effect
	ACADPref.ObjectSortByPSOutput = originalValue
	MsgBox "The ObjectSortByPSOutput preference was reset back to: " & originalValue
End Sub