<?xml version="1.0" encoding="ISO-8859-1"?>
<slide>
  <title>Timezones Utilities</title>
  <subtitle>Restricting listing by geographical location</subtitle>

  <blurb>Restrict by continent:</blurb>
  <example result="1"><![CDATA[<?php
  $ids = timezone_identifiers_list( DateTimeZone::EUROPE );
  echo implode( ", ", $ids );
?>]]></example>
<break/>

  <blurb>Restrict by country:</blurb>
  <example result="1"><![CDATA[<?php
  $ids = timezone_identifiers_list( DateTimeZone::PER_COUNTRY, 'CA' );
  echo implode( ", ", $ids );
?>]]></example>
</slide>
