token
token — A unit of information.
Synopsis
token ::= ![[x]](figs/web/nav/delete.gif)
![[+]](figs/web/nav/right.gif)
![[-]](figs/web/nav/down.gif)
- Zero or more of:
- text
replaceable- Graphic inlines
- Indexing inlines
- Linking inlines
- Ubiquitous inlines
Attributes
Description
A token identifies a unit of information.
Usually, “tokens” are the result of some processing pass
that has performed lexical analysis and divided a data set into the
smallest units of information used for subsequent processing.
Exactly what constitutes a token varies by context.
Processing expectations
Formatted inline.
Parents
These elements contain token: bridgehead, caption (db.html.caption), citation, citetitle, classsynopsisinfo, computeroutput, contrib, emphasis (db.emphasis), entry, firstterm (db.firstterm), funcsynopsisinfo, glosssee, glossseealso, glossterm (db.glossterm), initializer, link, literallayout, member, olink, orgdiv, para, phrase (db.phrase), primary, primaryie, programlisting, quote (db.quote), refdescriptor, refentrytitle, refname, refpurpose, remark, screen, secondary, secondaryie, see, seealso, seealsoie, seeie, seg, segtitle, simpara, subtitle, synopsis, td, term, termdef, tertiary, tertiaryie, th, title, titleabbrev, tocentry, userinput.
Children
The following elements occur in token: text, abbrev, acronym, alt, anchor, annotation, biblioref, coref, date, emphasis (db._emphasis), firstterm (db._firstterm), footnote, footnoteref, foreignphrase (db._foreignphrase), glossterm (db._glossterm), indexterm (db.indexterm.endofrange), indexterm (db.indexterm.singular), indexterm (db.indexterm.startofrange), inlinemediaobject, link, olink, phrase (db._phrase), quote (db._quote), remark, replaceable, subscript, superscript, trademark, wordasword, xref.
Examples
<article xmlns='http://docbook.org/ns/docbook'>
<title>Example token</title>
<para>In parsing, line ends are turned into the <token>CRLF</token>, all other
whitespace becomes <token>WHITESP</token>.
</para>
</article>
In parsing, line ends are turned into the CRLF, all other whitespace becomes WHITESP.