Specifies the suppression of leading zeros in alternate dimension values.
Supported platforms: Windows only
VBA:
object.AltSuppressLeadingZeros
Type: DimAligned, DimArcLength, DimDiametric, DimOrdinate, DimRadial, DimRadialLarge, DimRotated
The objects this property applies to.
Read-only: No
Type: Boolean
The initial value for this property is False.
VBA:
Sub Example_AltSuppressLeadingZeros()
   ' This example creates an aligned dimension in model space and
   ' uses AltSuppressLeadingZeros to toggle the display of leading zeros
   ' in the alternate dimension display
    Dim dimObj As AcadDimAligned
    Dim point1(0 To 2) As Double, point2(0 To 2) As Double
    Dim location(0 To 2) As Double
    
    ' Define the dimension
    point1(0) = 5: point1(1) = 5: point1(2) = 0
    point2(0) = 5.01: point2(1) = 5: point2(2) = 0
    location(0) = 5: location(1) = 7: location(2) = 0
    
    ' Create an aligned dimension object in model space
    Set dimObj = ThisDrawing.ModelSpace.AddDimAligned(point1, point2, location)
    
    ' Enable alternate unit display
    dimObj.AltUnits = True
    
    ThisDrawing.Application.ZoomAll
    
Toggle:
    Select Case MsgBox("Press OK to toggle the display of leading zeros in the alternate dimension", vbOKCancel)
        Case vbOK
            ' Toggle the display of leading zeros for the alternate dimension value
            dimObj.AltSuppressLeadingZeros = Not (dimObj.AltSuppressLeadingZeros)
            ThisDrawing.Regen acAllViewports
        Case vbCancel
            Exit Sub
    End Select
    
    GoTo Toggle
End Sub
Visual LISP:
(vl-load-com)
(defun c:Example_AltSuppressLeadingZeros()
    ;; This example creates an aligned dimension in model space and
    ;; uses AltSuppressLeadingZeros to toggle the display of leading zeros
    ;; in the alternate dimension display
    (setq acadObj (vlax-get-acad-object))
    (setq doc (vla-get-ActiveDocument acadObj))
  
    ;; Define the dimension
    (setq point1 (vlax-3d-point 5 5 0)
          point2 (vlax-3d-point 5.01 5 0)
          location (vlax-3d-point 5 7 0))
    
    ;; Create an aligned dimension object in model space
    (setq modelSpace (vla-get-ModelSpace doc))
    (setq dimObj (vla-AddDimAligned modelSpace point1 point2 location))
    
    ;; Set up alternate unit tolerance display
    (setq originalValue (vla-get-AltSuppressLeadingZeros dimObj))
    (vla-put-AltUnits dimObj :vlax-true)
    
    (vla-ZoomAll acadObj)
    (vla-Regen doc acAllViewports)
    (alert "Toggling the display of leading zeros in the alternate dimension.")
    
    ;; Toggle the display of leading zeros for the alternate dimension tolerance value
    (vla-put-AltSuppressLeadingZeros dimObj (if (= originalValue :vlax-true) :vlax-false :vlax-true))
    (setq newValue (vla-get-AltSuppressLeadingZeros dimObj))
    (vla-Regen doc acAllViewports)
    
    (alert "Toggling the display of leading zeros in the alternate dimension to original value.")
    (vla-put-AltSuppressLeadingZeros dimObj (if (= newValue :vlax-true) :vlax-false :vlax-true))  
    (vla-Regen doc acAllViewports)
)