-LAYDEL command (Express Tools)
Permanently deletes a layer from the current drawing, with all entities on it, via Command line.

Method
Select an entity on the layer to be deleted. All the entities on that layer are deleted, along with the layer.
Options within the command
- Type-it
- Allows you to enter the layer name.
- Name
- Allows you to enter the layer name.
- ?
- Allows you to enter the layer name(s) to list.
- Undo
- Clears the previous selection.
- done
- Lists in the Command line and Prompt History window the layer(s) that will be deleted.
- Yes
- Permanently deletes the layer with all entities on it.
- No
- Exits the operation.