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<refentry xml:id="dateperiod.getrecurrences" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
 <refnamediv>
  <refname>DatePeriod::getRecurrences</refname>
  <refpurpose>Gets the number of recurrences</refpurpose>
 </refnamediv>

 <refsect1 role="description">
  &reftitle.description;
  <para>&style.oop;</para>
  <methodsynopsis role="DatePeriod">
   <modifier>public</modifier> <type class="union"><type>int</type><type>null</type></type><methodname>DatePeriod::getRecurrences</methodname>
   <void/>
  </methodsynopsis>
  <para>
   Get the number of recurrences.
  </para>
 </refsect1>

 <refsect1 role="parameters">
  &reftitle.parameters;
  &no.function.parameters;
 </refsect1>

 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   The number of recurrences as set by explicitly passing the
   <literal>$recurrences</literal> to the contructor of the
   <classname>DatePeriod</classname> class, or &null; otherwise.
  </para>
 </refsect1>
 
 <refsect1 role="examples">
  &reftitle.examples;
  <para>
   <example>
    <title>Different values for <methodname>DatePeriod::getRecurrences</methodname></title>
    <programlisting role="php">
<![CDATA[<?php
$start = new DateTime('2018-12-31 00:00:00');
$end   = new DateTime('2021-12-31 00:00:00');
$interval = new DateInterval('P1M');
$recurrences = 5;

// recurrences explicitly set through the constructor
$period = new DatePeriod($start, $interval, $recurrences, DatePeriod::EXCLUDE_START_DATE);
echo $period->getRecurrences(), "\n";

$period = new DatePeriod($start, $interval, $recurrences);
echo $period->getRecurrences(), "\n";

$period = new DatePeriod($start, $interval, $recurrences, DatePeriod::INCLUDE_END_DATE);
echo $period->getRecurrences(), "\n\n";

// recurrences not set in the constructor
$period = new DatePeriod($start, $interval, $end);
var_dump($period->getRecurrences());

$period = new DatePeriod($start, $interval, $end, DatePeriod::EXCLUDE_START_DATE);
var_dump($period->getRecurrences());
?>]]>
    </programlisting>
    &example.outputs;
    <screen role="php">
5
5
5

NULL
NULL
    </screen>
   </example>
  </para>
 </refsect1>

 <refsect1 role="seealso">
  &reftitle.seealso;
  <simplelist>
   <member><link linkend="dateperiod.props.recurrences">DatePeriod::$recurrences</link></member>
  </simplelist>
 </refsect1>

</refentry>
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