Replacing a Block with Another Block

        Ribbon: Home – Block >  Replace Block with Another Block

        Menu: Modify – Advanced tools >  Replace Block with Another Block

        Command line: BLOCKREPLACE

The command is designed to replace all selected blocks with one specified block. The objects to be replaced can be pre-selected or can be specified in response to a command line prompt.

Command prompts:

Select replacement block or [?]:	Select the block to replace the other blocks with.
Select replacement blocks or [?]:	Select the blocks to be replaced.

After replacement, unused block definitions can be removed from the document using the PURGE command.