mirror of
https://github.com/sigmasternchen/php-doc-en
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2fd3f0c96d
git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@297078 c90b9560-bf6c-de11-be94-00142212c4b1
92 lines
2.1 KiB
XML
92 lines
2.1 KiB
XML
<?xml version='1.0' encoding="utf-8"?>
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<!-- $Revision$ -->
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<refentry xml:id="function.spl-object-hash" xmlns="http://docbook.org/ns/docbook">
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<refnamediv>
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<refname>spl_object_hash</refname>
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<refpurpose>
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Return hash id for given object
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</refpurpose>
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</refnamediv>
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<refsect1 role="description">
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&reftitle.description;
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<methodsynopsis>
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<type>string</type><methodname>spl_object_hash</methodname>
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<methodparam><type>object</type><parameter>obj</parameter></methodparam>
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</methodsynopsis>
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<para>
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This function returns a unique identifier for the object. This id can be
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used as a hash key for storing objects or for identifying an object.
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</para>
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</refsect1>
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<refsect1 role="parameters">
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&reftitle.parameters;
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<para>
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<variablelist>
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<varlistentry>
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<term><parameter>object</parameter></term>
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<listitem>
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<para>
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Any object.
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</para>
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</listitem>
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</varlistentry>
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</variablelist>
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</para>
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</refsect1>
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<refsect1 role="returnvalues">
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&reftitle.returnvalues;
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<para>
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A string that is unique for each currently existing object and is always
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the same for each object.
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</para>
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</refsect1>
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<refsect1 role="examples">
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&reftitle.examples;
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<para>
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<example>
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<title>A <function>spl_object_hash</function> example</title>
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<programlisting role="php">
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<![CDATA[
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<?php
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$id = spl_object_hash($object);
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$storage[$id] = $object;
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?>
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]]>
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</programlisting>
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</example>
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</para>
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</refsect1>
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<refsect1 role="notes">
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&reftitle.notes;
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<note>
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<para>
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When an object is destroyed, its hash may be reused for other objects.
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</para>
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</note>
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</refsect1>
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</refentry>
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<!-- Keep this comment at the end of the file
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Local variables:
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mode: sgml
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sgml-omittag:t
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sgml-shorttag:t
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sgml-minimize-attributes:nil
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sgml-always-quote-attributes:t
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sgml-indent-step:1
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sgml-indent-data:t
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indent-tabs-mode:nil
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sgml-parent-document:nil
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sgml-default-dtd-file:"~/.phpdoc/manual.ced"
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sgml-exposed-tags:nil
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sgml-local-catalogs:nil
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sgml-local-ecat-files:nil
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End:
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vim600: syn=xml fen fdm=syntax fdl=2 si
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vim: et tw=78 syn=sgml
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vi: ts=1 sw=1
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-->
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