<?xml version="1.0" encoding="utf-8"?>
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<refentry xml:id="regexiterator.setpregflags" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
 <refnamediv>
  <refname>RegexIterator::setPregFlags</refname>
  <refpurpose>Sets the regular expression flags</refpurpose>
 </refnamediv>

 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis role="RegexIterator">
   <modifier>public</modifier> <type>void</type><methodname>RegexIterator::setPregFlags</methodname>
   <methodparam><type>int</type><parameter>pregFlags</parameter></methodparam>
  </methodsynopsis>
  <para>
   Sets the regular expression flags.
  </para>
 </refsect1>

 <refsect1 role="parameters">
  &reftitle.parameters;
  <para>
   <variablelist>
    <varlistentry>
     <term><parameter>pregFlags</parameter></term>
     <listitem>
      <para>
       The regular expression flags. See <methodname>RegexIterator::__construct</methodname>
       for an overview of available flags.
      </para>
     </listitem>
    </varlistentry>
   </variablelist>
  </para>
 </refsect1>

 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   &return.void;
  </para>
 </refsect1>

 <refsect1 role="examples">
  &reftitle.examples;
  <para>
   <example xml:id="regexiterator.setpregflags.example.basic">
    <title><function>RegexIterator::setPregFlags</function> example</title>
    <para>
      Creates a new RegexIterator that filters all entries with where the array key starts with 'test'.
    </para>
    <programlisting role="php">
<![CDATA[
<?php
$test = array ('test 1', 'another test', 'test 123');

$arrayIterator = new ArrayIterator($test);
$regexIterator = new RegexIterator($arrayIterator, '/^test/', RegexIterator::GET_MATCH);

$regexIterator->setPregFlags(PREG_OFFSET_CAPTURE);

foreach ($regexIterator as $key => $value) {
    var_dump($value);
}
?>
]]>
    </programlisting>
    &example.outputs.similar;
    <screen>
<![CDATA[
array(1) {
  [0]=>
  array(2) {
    [0]=>
    string(4) "test"
    [1]=>
    int(0)
  }
}
array(1) {
  [0]=>
  array(2) {
    [0]=>
    string(4) "test"
    [1]=>
    int(0)
  }
}
]]>
    </screen>
   </example>
  </para>
 </refsect1>

 <refsect1 role="seealso">
  &reftitle.seealso;
  <para>
   <simplelist>
    <member><methodname>RegexIterator::getPregFlags</methodname></member>
   </simplelist>
  </para>
 </refsect1>
</refentry>
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