<?xml version="1.0" encoding="utf-8"?>
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<refentry xml:id="function.odbc-num-fields" xmlns="http://docbook.org/ns/docbook">
 <refnamediv>
  <refname>odbc_num_fields</refname>
  <refpurpose>Number of columns in a result</refpurpose>
 </refnamediv>
 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis>
   <type>int</type><methodname>odbc_num_fields</methodname>
   <methodparam><type>resource</type><parameter>statement</parameter></methodparam>
  </methodsynopsis>
  <para>
   Gets the number of fields (columns) in an ODBC result.
  </para>
 </refsect1>
 <refsect1 role="parameters">
  &reftitle.parameters;
  <para>
   <variablelist>
    <varlistentry>
     <term><parameter>statement</parameter></term>
     <listitem>
      <para>
       The result identifier returned by <function>odbc_exec</function>.
      </para>
     </listitem>
    </varlistentry>
   </variablelist>
  </para>
 </refsect1>
 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   Returns the number of fields, or -1 on error.
  </para>
 </refsect1>
</refentry>
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