The following options can be used:
-R
|If source_file designates a directory, the directory will be deleted with all its files and sub-directories.
-f
|Remove files without prompting for confirmation, regardless of the file''s permissions.
|If the file does not exist, do not display a diagnostic message or modify the exit status to reflect an error.
|The -f option overrides any previous -i options.
-i
|Request confirmation before attempting to remove each file, regardless of the file's permissions.
|The -i option overrides any previous -f options.
-v
|Cause rm to be verbose, showing files as they are removed.