envar — A software environment variable.


envar ::=


An envar is an “environment variable.” Environment variables are used most often in the UNIX, DOS, and Windows environments.

Processing expectations

Formatted inline.


Common linking attributes.

any attribute

Any attribute in any other explicit namespace


The following elements occur in envar: 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.

See Also

Related elements: computeroutput, filename, prompt, systemitem, userinput.


1 |<article xmlns='http://docbook.org/ns/docbook'>
  |<title>Example envar</title>
  |<para>In order to translate public identifiers into local system identifiers,
5 |<application>Jade</application> and <application>SP</application> read the catalog files
  |pointed to by <envar>SGML_CATALOG_FILES</envar>.

In order to translate public identifiers into local system identifiers, Jade and SP read the catalog files pointed to by SGML_CATALOG_FILES.