cubrid-num-fields.xml

<?xml version="1.0" encoding="utf-8"?>
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<!-- EN-Revision: 4754397753fd79f1c846868b66a2448babab1c54 Maintainer: yannick Status: ready -->
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<refentry xml:id="function.cubrid-num-fields" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
 <refnamediv>
  <refname>cubrid_num_fields</refname>
  <refpurpose>Retourne le nombre de colonnes dans le jeu de résultats</refpurpose>
 </refnamediv>
 
 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis>
   <type>int</type><methodname>cubrid_num_fields</methodname>
   <methodparam><type>resource</type><parameter>result</parameter></methodparam>
  </methodsynopsis>
  <para>
   Cette fonction retourne le nombre de colonnes dans le jeu de résultats
   en cas de succès, ou &false; si une erreur survient.
  </para>
 </refsect1>
 
 <refsect1 role="parameters">
  &reftitle.parameters;
  <para>
   <variablelist>
    <varlistentry>
     <term><parameter>result</parameter></term>
     <listitem><para>Le paramètre <parameter>result</parameter> provient
      d'un appel à la fonction <function>cubrid_execute</function>,
      <function>cubrid_query</function> ou
      <function>cubrid_prepare</function></para></listitem>
    </varlistentry>
   </variablelist>
  </para>
 </refsect1>
 
 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   Nombre de colonnes en cas de succès.
  </para>
  <para>
   -1 si la requête SQL n'est pas de type SELECT.
  </para>
  <para>
   &false; si une erreur survient.
  </para>
 </refsect1>
 
 <refsect1 role="examples">
  &reftitle.examples;
  <example>
   <title>Exemple avec <function>cubrid_num_fields</function></title>
   <programlisting role="php">
<![CDATA[
<?php
$conn = cubrid_connect("localhost", 33000, "demodb");

$req = cubrid_execute($conn, "SELECT * FROM code");

$row_num = cubrid_num_rows($req);
$col_num = cubrid_num_fields($req);

printf("Row Num: %d\nColumn Num: %d\n", $row_num, $col_num);

cubrid_disconnect($conn);
?>
]]>
   </programlisting>
   &example.outputs;
   <screen>
<![CDATA[
Row Num: 6
Column Num: 2
]]>
   </screen>
  </example>
 </refsect1>
 
</refentry>

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