Using Programming Languages other than VBA

Sub Example_SetSnapSpacing()
	' This example finds the current Snap spacing and changes it.

	' Find the current active viewport
	Dim viewportObj As AcadViewport
	Set viewportObj = ThisDrawing.ActiveViewport

	' Turn on Snap mode and reset the viewport.
	viewportObj.SnapOn = True
	ThisDrawing.ActiveViewport = viewportObj

	' Find the current Snap spacing
	Dim XSpacing As Double
	Dim YSpacing As Double

	viewportObj.GetSnapSpacing XSpacing, YSpacing
	MsgBox "X =" & XSpacing & ", Y =" & YSpacing, Title:="SetSnapSpacing Example"

	' Change the Snap spacing
	XSpacing = XSpacing * 0.5
	YSpacing = YSpacing * 0.5
	viewportObj.SetSnapSpacing XSpacing, YSpacing
	ThisDrawing.ActiveViewport = viewportObj
	MsgBox "X =" & XSpacing & ", Y =" & YSpacing, Title:="SetSnapSpacing Example"
   
End Sub