<?xml version="1.0" encoding="iso-8859-1"?>
<!-- $Revision: 1.6 $ -->
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<refentry id="function.ibase-num-fields">
 <refnamediv>
  <refname>ibase_num_fields</refname>
  <refpurpose>Get the number of fields in a result set</refpurpose>
 </refnamediv>
 <refsect1>
  <title>Description</title>
  <methodsynopsis>
   <type>int</type><methodname>ibase_num_fields</methodname>
   <methodparam><type>resource</type><parameter>result_id</parameter></methodparam>
  </methodsynopsis>
  <para>
   Returns an integer containing the number of fields in a result
   set.
   <informalexample>
    <programlisting role="php">
<![CDATA[
<?php
    $rs = ibase_query("SELECT * FROM tablename");
    $coln = ibase_num_fields($rs);
    for ($i = 0; $i < $coln; $i++) {
        $col_info = ibase_field_info($rs, $i);
        echo "name: " . $col_info['name'] . "\n";
        echo "alias: " . $col_info['alias'] . "\n";
        echo "relation: " . $col_info['relation'] . "\n";
        echo "length: " . $col_info['length'] . "\n";
        echo "type: " . $col_info['type'] . "\n";
    }
?>
]]>
    </programlisting>
   </informalexample>
  </para>
  <para>
   See also: <function>ibase_field_info</function>.
  </para>
 </refsect1>
</refentry>

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