The Rd/LaTeX tag to use. Must start with the backslash.
..., content
The content specified in individual form or list form.
Either may be used but not both.
opt
Options for the tag which as placed in square brackets.
indent
Should content inside the tag be indented?
indent.with
Amount to indent with, defaults to four spaces.
.check
Should the content be checked for valid Rd and if options are valid?
A value of FALSE indicates no checking,
TRUE strict checking and
NA convert where possible, with messages and warnings.