Description lists

Definition list

Term

Definition

Termclassifier

Definition paragraph 1.

Definition paragraph 2.

Term

Definition

Termclassifier oneclassifier two

Definition

Field list

what:

Field lists map field names to field bodies, like database records. They are often part of an extension syntax. They are an unambiguous variant of RFC 2822 fields.

how arg1 arg2:

The field marker is a colon, the field name, and a colon.

The field body may contain one or more body elements, indented relative to the field marker.

Option list

For listing command-line options:

-a

command-line option “a”

-b file

options can have arguments and long descriptions

--long

options can be long also

--input=file

long options can also have arguments

--very-long-option

The description can also start on the next line.

The description may contain multiple body elements, regardless of where it starts.

-x, -y, -z

Multiple options are an “option group”.

-v, --verbose

Commonly-seen: short & long options.

-1 file, --one=file, --two file

Multiple options with arguments.

/V

DOS/VMS-style options too

There must be at least two spaces between the option and the description.