<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->
<refentry xml:id="function.range" xmlns="http://docbook.org/ns/docbook">
 <refnamediv>
  <refname>range</refname>
  <refpurpose>Create an array containing a range of elements</refpurpose>
 </refnamediv>
 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis>
   <type>array</type><methodname>range</methodname>
   <methodparam><type>mixed</type><parameter>start</parameter></methodparam>
   <methodparam><type>mixed</type><parameter>end</parameter></methodparam>
   <methodparam choice="opt"><type>number</type><parameter>step</parameter><initializer>1</initializer></methodparam>
  </methodsynopsis>
  <para>
   Create an array containing a range of elements.
  </para>
 </refsect1>
 <refsect1 role="parameters">
  &reftitle.parameters;
  <para>
   <variablelist>
    <varlistentry>
     <term><parameter>start</parameter></term>
     <listitem>
      <para>
       First value of the sequence.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>end</parameter></term>
     <listitem>
      <para>
       The sequence is ended upon reaching the
       <parameter>end</parameter> value.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>step</parameter></term>
     <listitem>
      <para>
       If a <parameter>step</parameter> value is given, it will be used as the
       increment between elements in the sequence.  <parameter>step</parameter>
       should be given as a positive number.  If not specified,
       <parameter>step</parameter> will default to 1.
      </para>
     </listitem>
    </varlistentry>
   </variablelist>
  </para>
 </refsect1>
 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   Returns an array of elements from <parameter>start</parameter> to
   <parameter>end</parameter>, inclusive.
  </para>
 </refsect1>
 <refsect1 role="examples">
  &reftitle.examples;
  <para>
   <example>
    <title><function>range</function> examples</title>
    <programlisting role="php">
<![CDATA[
<?php
// array(0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
foreach (range(0, 12) as $number) {
    echo $number;
}

// The step parameter
// array(0, 10, 20, 30, 40, 50, 60, 70, 80, 90, 100)
foreach (range(0, 100, 10) as $number) {
    echo $number;
}

// Usage of character sequences
// array('a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i');
foreach (range('a', 'i') as $letter) {
    echo $letter;
}
// array('c', 'b', 'a');
foreach (range('c', 'a') as $letter) {
    echo $letter;
}
?>
]]>
    </programlisting>
   </example>
  </para>
 </refsect1>
 <refsect1 role="notes">
  &reftitle.notes;
  <note>
   <para>
    Character sequence values are limited to a length of one.  If a length greater
    than one is entered, only the first character is used.
   </para>
  </note>
 </refsect1>
 <refsect1 role="seealso">
  &reftitle.seealso;
  <para>
   <simplelist>
    <member><function>shuffle</function></member>
    <member><function>array_fill</function></member>
    <member>&foreach;</member>
   </simplelist>
  </para>
 </refsect1>
</refentry>

<!-- Keep this comment at the end of the file
Local variables:
mode: sgml
sgml-omittag:t
sgml-shorttag:t
sgml-minimize-attributes:nil
sgml-always-quote-attributes:t
sgml-indent-step:1
sgml-indent-data:t
indent-tabs-mode:nil
sgml-parent-document:nil
sgml-default-dtd-file:"~/.phpdoc/manual.ced"
sgml-exposed-tags:nil
sgml-local-catalogs:nil
sgml-local-ecat-files:nil
End:
vim600: syn=xml fen fdm=syntax fdl=2 si
vim: et tw=78 syn=sgml
vi: ts=1 sw=1
-->