Replaces files in the destination directory with files from the source directory that have the same name.
REPLACE [drive1:][path1]filename [drive2:][path2] [/switches]
[drive1:][path1]filename Specifies the source file or files. [drive2:][path2] Specifies the directory where files are to be replaced. /A Adds new files to destination directory. Cannot use with /S or /U switches. /H Adds or replaces hidden and system files as well as unprotected files. /N Preview mode - does not add or replace any file. /P Prompts for confirmation before replacing a file or adding a source file. /R Replaces read-only files as well as unprotected files. /S Replaces files in all subdirectories of the destination directory. Cannot use with the /A switch. /W Waits for you to insert a disk before beginning. /U Replaces (updates) only files that are older than source files. Cannot use with the /A switch.