Rename Command
Menu: Format > Rename ()
Keyboard: RENAME
Allows to Change the names assigned to named objects (layers, dimension styles, blocks, named UCS, Viewports, ...).
Dialog box:
Named Objects: Contains the named objects list that you can manage.
Items: Displays items of the objects specified in Named Object.
Jolly Characters: Allows to use the jolly characters to filter the objects.
Filter - Exact: Allows to select items relating the exactly typed string.
Filter - Contains: Allows to select items that contains the typed string (you can use Jolly characters).
Filter - Starts with: Allows to select items that start with the typed string.
Filter - Ends with: Allows to select items that end with the typed string.
Modification - Rename/Replace: Specifies the new name for the item.
Modification - Prepend/Append: Allows to prepend or append a customized string to the selected items.
RENAME button: Allows to apply the selected modification.