<?xml version="1.0" encoding="iso-8859-1"?>
<!-- $Revision: 1.6 $ -->
<refentry xmlns="http://docbook.org/ns/docbook" xml:id="function.maxdb-num-fields">
 <refnamediv>
  <refname>maxdb_num_fields</refname>
  <refname>result->field_count</refname>
  <refpurpose>Get the number of fields in a result</refpurpose>
 </refnamediv>

 <refsect1 role="description">
  &reftitle.description;
  <para>Procedural style:</para>
  <methodsynopsis>
   <type>int</type><methodname>maxdb_num_fields</methodname>
   <methodparam><type>resource</type><parameter>result</parameter></methodparam>
  </methodsynopsis>
  <para>Object oriented style (property):</para>
  <classsynopsis>
   <ooclass><classname>result</classname></ooclass>
   <fieldsynopsis><type>int</type><varname>field_count</varname></fieldsynopsis>
  </classsynopsis>
  <para>
   <function>maxdb_num_fields</function> returns the number of fields from specified result set.
  </para>
 </refsect1>

 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>The number of fields from a result set</para>
 </refsect1>

 <refsect1 role="examples">
  &reftitle.examples;
  <example>
   <title>Object oriented style</title>
   <programlisting role="php">
<![CDATA[
<?php
$maxdb = new maxdb("localhost", "MONA", "RED", "DEMODB");

/* check connection */
if (maxdb_connect_errno()) {
   printf("Connect failed: %s\n", maxdb_connect_error());
   exit();
}

if ($result = $maxdb->query("SELECT * FROM hotel.city ORDER BY zip")) {

   /* determine number of fields in result set */
   $field_cnt = $result->field_count;

   printf("Result set has %d fields.\n", $field_cnt);

   /* close result set */
   $result->close();
}

/* close connection */
$maxdb->close();
?>
]]>
   </programlisting>
  </example>
  <example>
   <title>Procedural style</title>
   <programlisting role="php">
<![CDATA[
<?php
$link = maxdb_connect("localhost", "MONA", "RED", "DEMODB");

/* check connection */
if (maxdb_connect_errno()) {
   printf("Connect failed: %s\n", maxdb_connect_error());
   exit();
}

if ($result = maxdb_query($link, "SELECT * FROM hotel.city ORDER BY zip")) {

   /* determine number of fields in result set */
   $field_cnt = maxdb_num_fields($result);

   printf("Result set has %d fields.\n", $field_cnt);

   /* close result set */
   maxdb_free_result($result);
}

/* close connection */
maxdb_close($link);
?>
]]>
   </programlisting>
  </example>
  &example.outputs.similar;
  <screen>
<![CDATA[
Result set has 3 fields.
]]>
  </screen>
 </refsect1>

 <refsect1 role="seealso">
  &reftitle.seealso;
  <para>
   <simplelist>
    <member><function>maxdb_fetch_field</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
-->