<?xml version="1.0" encoding="iso-8859-1"?> <!-- $Revision: 1.5 $ --> <!-- Generated by xml_proto.php v2.2. Found in /scripts directory of phpdoc. --> <refentry id="function.db2-fetch-row"> <refnamediv> <refname>db2_fetch_row</refname> <refpurpose> Sets the result set pointer to the next row or requested row </refpurpose> </refnamediv> <refsect1 role="description"> &reftitle.description; <methodsynopsis> <type>bool</type><methodname>db2_fetch_row</methodname> <methodparam><type>resource</type><parameter>stmt</parameter></methodparam> <methodparam choice="opt"><type>int</type><parameter>row_number</parameter></methodparam> </methodsynopsis> <para> Use <function>db2_fetch_row</function> to iterate through a result set, or to point to a specific row in a result set if you requested a scrollable cursor. </para> <para> To retrieve individual fields from the result set, call the <function>db2_result</function> function. </para> <para> Rather than calling <function>db2_fetch_row</function> and <function>db2_result</function>, most applications will call one of <function>db2_fetch_assoc</function>, <function>db2_fetch_both</function>, or <function>db2_fetch_array</function> to advance the result set pointer and return a complete row as an array. </para> </refsect1> <refsect1 role="parameters"> &reftitle.parameters; <para> <variablelist> <varlistentry> <term><parameter>stmt</parameter></term> <listitem> <para> A valid <literal>stmt</literal> resource. </para> </listitem> </varlistentry> <varlistentry> <term><parameter>row_number</parameter></term> <listitem> <para> With scrollable cursors, you can request a specific row number in the result set. Row numbering is 1-indexed. </para> </listitem> </varlistentry> </variablelist> </para> </refsect1> <refsect1 role="returnvalues"> &reftitle.returnvalues; <para> Returns &true; if the requested row exists in the result set. Returns &false; if the requested row does not exist in the result set. </para> </refsect1> <refsect1 role="examples"> &reftitle.examples; <para> <example> <title>Iterating through a result set</title> <para> The following example demonstrates how to iterate through a result set with <function>db2_fetch_row</function> and retrieve columns from the result set with <function>db2_result</function>. </para> <programlisting role="php"> <![CDATA[ <?php $sql = 'SELECT name, breed FROM animals WHERE weight < ?'; $stmt = db2_prepare($conn, $sql); db2_execute($stmt, array(10)); while (db2_fetch_row($stmt)) { $name = db2_result($stmt, 0); $breed = db2_result($stmt, 1); print "$name $breed"; } ?> ]]> </programlisting> &example.outputs; <screen> <![CDATA[ cat Pook gold fish Bubbles budgerigar Gizmo goat Rickety Ride ]]> </screen> </example> </para> </refsect1> <refsect1 role="seealso"> &reftitle.seealso; <para> <simplelist> <member><function>db2_fetch_array</function></member> <member><function>db2_fetch_assoc</function></member> <member><function>db2_fetch_both</function></member> <member><function>db2_fetch_object</function></member> <member><function>db2_result</function></member> </simplelist> </para> </refsect1> </refentry> <!-- Keep this comment at the end of the file Local variables: mode: sgml sgml-omittag:t sgml-shorttag:t sgml-minimize-attributes:nil sgml-always-quote-attributes:t sgml-indent-step:1 sgml-indent-data:t indent-tabs-mode:nil sgml-parent-document:nil sgml-default-dtd-file:"../../../../manual.ced" sgml-exposed-tags:nil sgml-local-catalogs:nil sgml-local-ecat-files:nil End: vim600: syn=xml fen fdm=syntax fdl=2 si vim: et tw=78 syn=sgml vi: ts=1 sw=1 -->