<?xml version="1.0" encoding="utf-8"?>
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<refentry xml:id="function.apache-response-headers" xmlns="http://docbook.org/ns/docbook">
 <refnamediv>
  <refname>apache_response_headers</refname>
  <refpurpose>Fetch all HTTP response headers</refpurpose>
 </refnamediv>

 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis>
   <type>array</type><methodname>apache_response_headers</methodname>
   <void/>
  </methodsynopsis>
  <para>
   Fetch all HTTP response headers.
  </para>
 </refsect1>

 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   An array of all Apache response headers on success&return.falseforfailure;.
  </para>
 </refsect1>

 <refsect1 role="changelog">
  &reftitle.changelog;
  <para>
   <informaltable>
    <tgroup cols="2">
     <thead>
      <row>
       <entry>&Version;</entry>
       <entry>&Description;</entry>
      </row>
     </thead>
     <tbody>
      <row>
       <entry>5.4.0</entry>
       <entry>
        This function became available under FastCGI. Previously, it was
        supported only when PHP was installed as an Apache module.
       </entry>
      </row>
      <row>
       <entry>4.3.3</entry>
       <entry>
        &note.apache.nsapi-module;
       </entry>
      </row>
     </tbody>
    </tgroup>
   </informaltable>
  </para>
 </refsect1>
 
 <refsect1 role="examples">
  &reftitle.examples;
  <para>
   <example>
    <title><function>apache_response_headers</function> example</title>
    <programlisting role="php">
<![CDATA[
<?php
print_r(apache_response_headers());
?>
]]>
    </programlisting>
    &example.outputs.similar;
    <screen>
<![CDATA[
Array
(
    [Accept-Ranges] => bytes
    [X-Powered-By] => PHP/4.3.8
)
]]>
    </screen>
   </example>
  </para>
 </refsect1>

 <refsect1 role="seealso">
  &reftitle.seealso;
  <para>
   <simplelist>
    <member><function>apache_request_headers</function></member>
    <member><function>headers_sent</function></member>
    <member><function>headers_list</function></member>
   </simplelist>
  </para>
 </refsect1>
</refentry>

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