Sometimes all you have to do is read the help:
Deletes one or more files.
DEL [/P] [/F] [/S] [/Q] [/A[[:]attributes]] names ERASE [/P] [/F] [/S]
[/Q] [/A[[:]attributes]] names
names Specifies a list of one or more files or directories.
Wildcards may be used to delete multiple files. If a
directory is specified, all files within the directory
will be deleted.
/P Prompts for confirmation before deleting each file.
/F Force deleting of read-only files.
/S Delete specified files from all subdirectories.
/Q Quiet mode, do not ask if ok to delete on global wildcard
/A Selects files to delete based on attributes
If Command Extensions are enabled
ERASE change as follows:
The display semantics of the
/S switch are reversed in that it shows
you only the files that are deleted, not the ones it could not find.