Assign a Linetype to a Layer

Work with Layers

Work with Colors

 

ActiveX and VBA Developer's Guide > Create and Edit AutoCAD Entities > Use Layers, Colors, and Linetypes >  Work with Layers > 

Delete Layers

To delete a layer, use the Delete method.

You can delete a layer at any time during a drawing session. You cannot delete the current layer, layer 0, an xref-dependent layer, or a layer that contains objects.