php-doc-en/reference/pdo/pdostatement/setfetchmode.xml

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<refentry xml:id="pdostatement.setfetchmode" xmlns="http://docbook.org/ns/docbook">
 <refnamediv>
  <refname>PDOStatement->setFetchMode</refname>
  <refpurpose>
   Set the default fetch mode for this statement
  </refpurpose>
 </refnamediv>
 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis>
   <type>bool</type><methodname>PDOStatement::setFetchMode</methodname>
   <methodparam><type>int</type><parameter>mode</parameter></methodparam>
  </methodsynopsis>

  <methodsynopsis>
   <type>bool</type><methodname>PDOStatement::setFetchMode</methodname>
   <methodparam><type>int</type><parameter>PDO::FETCH_COLUMN</parameter></methodparam>
   <methodparam><type>int</type><parameter>colno</parameter></methodparam>
  </methodsynopsis>

  <methodsynopsis>
   <type>bool</type><methodname>PDOStatement::setFetchMode</methodname>
   <methodparam><type>int</type><parameter>PDO::FETCH_CLASS</parameter></methodparam>
   <methodparam><type>string</type><parameter>classname</parameter></methodparam>
   <methodparam><type>array</type><parameter>ctorargs</parameter></methodparam>
  </methodsynopsis>

  <methodsynopsis>
   <type>bool</type><methodname>PDOStatement::setFetchMode</methodname>
   <methodparam><type>int</type><parameter>PDO::FETCH_INTO</parameter></methodparam>
   <methodparam><type>object</type><parameter>object</parameter></methodparam>
  </methodsynopsis>

 </refsect1>
 <refsect1 role="parameters">
  &reftitle.parameters;
  <para>
   <variablelist>
    <varlistentry>
     <term><parameter>mode</parameter></term>
     <listitem>
      <para>
       The fetch mode must be one of the <literal>PDO::FETCH_*</literal> constants.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>colno</parameter></term>
     <listitem>
      <para>
       Column number.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
    <term><parameter>classname</parameter></term>
     <listitem>
      <para>
       Class name.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>ctorargs</parameter></term>
     <listitem>
      <para>
       Constructor arguments.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>object</parameter></term>
     <listitem>
      <para>
       Object.
      </para>
     </listitem>
    </varlistentry>
   </variablelist>
  </para>
 </refsect1>

 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   Returns <literal>1</literal> on success&return.falseforfailure;.
  </para>
 </refsect1>

 <refsect1 role="examples">
  &reftitle.examples;
  <para>
   <example>
    <title>Setting the fetch mode</title>
    <para>
     The following example demonstrates how
     <function>PDOStatement::setFetchMode</function> changes the default fetch
     mode for a PDOStatement object.
    </para>
    <programlisting role="php">
<![CDATA[
<?php
$sql = 'SELECT name, colour, calories FROM fruit';
try {
  $stmt = $dbh->query($sql);
  $result = $stmt->setFetchMode(PDO::FETCH_NUM);
  while ($row = $stmt->fetch()) {
    print $row[0] . "\t" . $row[1] . "\t" . $row[2] . "\n";
  }
}
catch (PDOException $e) {
  print $e->getMessage();
}
?>
]]>
    </programlisting>
    &example.outputs;
    <screen>
<![CDATA[
apple   red     150
banana  yellow  250
orange  orange  300
kiwi    brown   75
lemon   yellow  25
pear    green   150
watermelon      pink    90
]]>
    </screen>
   </example>
  </para>
 </refsect1>

 <!-- Use when adding See Also links
 <refsect1 role="seealso">
  &reftitle.seealso;
  <para>
   <simplelist>
    <member><function></function></member>
    <member>Or <link linkend="somethingelse">something else</link></member>
   </simplelist>
  </para>
 </refsect1>
 -->


</refentry>

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