mirror of
https://github.com/sigmasternchen/php-doc-en
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96c9d88bad
git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@297028 c90b9560-bf6c-de11-be94-00142212c4b1
82 lines
2.2 KiB
XML
82 lines
2.2 KiB
XML
<?xml version="1.0" encoding="utf-8"?>
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<!-- $Revision$ -->
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<refentry xml:id="function.dba-exists" xmlns="http://docbook.org/ns/docbook">
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<refnamediv>
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<refname>dba_exists</refname>
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<refpurpose>Check whether key exists</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>bool</type><methodname>dba_exists</methodname>
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<methodparam><type>string</type><parameter>key</parameter></methodparam>
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<methodparam><type>resource</type><parameter>handle</parameter></methodparam>
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</methodsynopsis>
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<para>
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<function>dba_exists</function> checks whether the specified
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<parameter>key</parameter> exists in the database.
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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>key</parameter></term>
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<listitem>
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<para>
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The key the check is performed for.
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</para>
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</listitem>
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</varlistentry>
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<varlistentry>
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<term><parameter>handle</parameter></term>
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<listitem>
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<para>
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The database handler, returned by <function>dba_open</function> or
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<function>dba_popen</function>.
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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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Returns &true; if the key exists, &false; otherwise.
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</para>
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</refsect1>
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<refsect1 role="seealso">
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&reftitle.seealso;
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<para>
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<simplelist>
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<member><function>dba_delete</function></member>
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<member><function>dba_fetch</function></member>
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<member><function>dba_insert</function></member>
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<member><function>dba_replace</function></member>
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</simplelist>
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</para>
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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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