<?xml version="1.0" encoding="utf-8"?>
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<refentry xml:id="function.is-array" xmlns="http://docbook.org/ns/docbook">
 <refnamediv>
  <refname>is_array</refname>
  <refpurpose>Finds whether a variable is an array</refpurpose>
 </refnamediv>
 <refsect1 role="description">
  &reftitle.description;
   <methodsynopsis>
    <type>bool</type><methodname>is_array</methodname>
    <methodparam><type>mixed</type><parameter>var</parameter></methodparam>
   </methodsynopsis>
  <para>
   Finds whether the given variable is an array.
  </para>
 </refsect1>
 <refsect1 role="parameters">
  &reftitle.parameters;
  <para>
   <variablelist>
    <varlistentry>
     <term><parameter>var</parameter></term>
     <listitem>
      <para>
       The variable being evaluated.
      </para>
     </listitem>
    </varlistentry>
   </variablelist>
  </para>
 </refsect1>
 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   Returns &true; if <parameter>var</parameter> is an <type>array</type>,
   &false; otherwise.
  </para>
 </refsect1>
 <refsect1 role="examples">
  &reftitle.examples;
  <para>
   <example>
    <title>Check that variable is an array</title>
    <programlisting role="php">
<![CDATA[
<?php
$yes = array('this', 'is', 'an array');

echo is_array($yes) ? 'Array' : 'not an Array';
echo "\n";

$no = 'this is a string';

echo is_array($no) ? 'Array' : 'not an Array';
?>
]]>
    </programlisting>
    &example.outputs;
    <screen>
<![CDATA[
Array
not an Array
]]>
    </screen>
   </example>
  </para>
 </refsect1>
 <refsect1 role="seealso">
  &reftitle.seealso;
  <para>
   <simplelist>
    <member><function>is_float</function></member>
    <member><function>is_int</function></member>
    <member><function>is_string</function></member>
    <member><function>is_object</function></member>
   </simplelist>
  </para>
 </refsect1>
</refentry>

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