If you enter -PURGE at the command prompt, PURGE will display the command prompt.

Enter the type of unused object to clean.

[block (B)/ label style (D)/ layer (LA)/ line style (LT)/ print style (P)/ shape (SH)/ text style (ST)/ multiline style (M)/ all (A)]:

Enter an object type or enter a to clear all named object types.

Enter the name to be cleaned.

Key to clean up all items.

Are you sure you want to clear each name? [Yes (Y)/ No (N)]: Enter y to confirm each object to be cleaned, or enter.

N Clean up the object without any confirmation.

-PURGE deletes only the first-level references. Repeated cleaning

Until there are no unreferenced named objects. You can use PURGE or -PURGE at any time during a drawing task.

Perform file drawing in turn.

Command line: clear

Toggles the tree view to display a summary of named objects that can be cleaned in the current drawing.

Unused items in the drawing

Lists the unused named objects in the current drawing that can be cleaned up. You can list items of any object type by clicking the plus sign or double-clicking the object type. Clean up items by selecting items to clean up.

Clean up nested items Delete items only when selected.

All Items or Blocks in the Tree View

Clear all button

Confirm each item to be cleaned.

Displays the Confirm Cleanup dialog box when cleaning the project.

Clean up nested items

Deletes all unused named objects from the drawing, even if they are contained in or referenced by other unused named objects. Displays the Confirm Cleanup dialog box, where you can cancel or confirm the items to be cleaned up.

View items that cannot be cleaned up.

Toggles the tree view to display a summary of named objects that cannot be cleaned up in the current drawing.

The project currently in use in the drawing.

Lists named objects that cannot be deleted from the drawing. Most of these objects are currently in use in drawings or are default items that cannot be deleted. When a single named object is selected, information about why it cannot be cleared will be displayed below the tree view.