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<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision: 1.2 $ -->
<section xml:id="intl.locale-constants" xmlns="http://docbook.org/ns/docbook"
xmlns:xlink="http://www.w3.org/1999/xlink">
&reftitle.constants;
<para>
These constants define how the Locale
<variablelist>
<varlistentry>
<term>
<constant>Locale::DEFAULT_LOCALE</constant>
(<type>string</type>)
</term>
<listitem>
<simpara>
Used with the getLocale methods of the various locale affected classes,
such as numfmt.
</simpara>
</listitem>
</varlistentry>
<varlistentry>
<term>
<constant>Locale::ACTUAL_LOCALE</constant>
(<type>string</type>)
</term>
<listitem>
<simpara>This is locale the data actually comes from.</simpara>
</listitem>
</varlistentry>
<varlistentry>
<term>
<constant>Locale::VALID_LOCALE</constant>
(<type>string</type>)
</term>
<listitem>
<simpara>This is the most specific locale supported by ICU.</simpara>
</listitem>
</varlistentry>
</variablelist>
</para>
<section xml:id="intl.locale-constants.subtags">
<para>
These constants define how the Locales are parsed or composed. They should
be used as keys in the argument array to <function>locale_compose</function>
and are returned from <function>locale_parse</function>
as keys of the returned associative <type>array</type>.
<variablelist>
<varlistentry>
<term>
<constant>Locale::LANG_TAG</constant>
(<type>string</type>)
</term>
<listitem>
<simpara>Language subtag</simpara>
</listitem>
</varlistentry>
<varlistentry>
<term>
<constant>Locale::EXTLANG_TAG</constant>
(<type>string</type>)
</term>
<listitem>
<simpara>Extended language subtag</simpara>
</listitem>
</varlistentry>
<varlistentry>
<term>
<constant>Locale::SCRIPT_TAG</constant>
(<type>string</type>)
</term>
<listitem>
<simpara>Script subtag</simpara>
</listitem>
</varlistentry>
<varlistentry>
<term>
<constant>Locale::REGION_TAG</constant>
(<type>string</type>)
</term>
<listitem>
<simpara>Region subtag</simpara>
</listitem>
</varlistentry>
<varlistentry>
<term>
<constant>Locale::VARIANT_TAG</constant>
(<type>string</type>)
</term>
<listitem>
<simpara>Variant subtag</simpara>
</listitem>
</varlistentry>
<varlistentry>
<term>
<constant>Locale::GRANDFATHERED_LANG_TAG</constant>
(<type>string</type>)
</term>
<listitem>
<simpara>Grandfathered Language subtag</simpara>
</listitem>
</varlistentry>
<varlistentry>
<term>
<constant>Locale::PRIVATE_TAG</constant>
(<type>string</type>)
</term>
<listitem>
<simpara>Private subtag</simpara>
</listitem>
</varlistentry>
</variablelist>
</para>
</section>
</section>
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