Name
Name of the command.
name: add
It can also contain the one-line usage message.
name: add [-F file | -D dir]... [-f format] profile
Recommended syntax is as follows:
[ ]
identifies an optional argument. Arguments that are not enclosed in brackets are required....
indicates that you can specify multiple values for the previous argument.|
indicates mutually exclusive information. You can use the argument to the left of the separator or the argument to the right of the separator. You cannot use both arguments in a single use of the command.{ }
delimits a set of mutually exclusive arguments when one of the arguments is required. If the arguments are optional, they are enclosed in brackets ([ ]).