Description

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

See Also

computeroutput, filename, prompt, systemitem, userinput

Examples

<article xmlns='http://docbook.org/ns/docbook'>
<title>Example envar</title>

<para>In order to translate public identifiers into local system identifiers,
<application>Jade</application> and <application>SP</application> read the catalog files
pointed to by <envar>SGML_CATALOG_FILES</envar>.
</para>

</article>