<HTML ><HEAD ><TITLE >apache_request_headers</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.7"><LINK REL="HOME" TITLE="PHP Manual" HREF="index.html"><LINK REL="UP" TITLE="Apache-specific Functions" HREF="ref.apache.html"><LINK REL="PREVIOUS" TITLE="apache_note" HREF="function.apache-note.html"><LINK REL="NEXT" TITLE="apache_response_headers" HREF="function.apache-response-headers.html"><META HTTP-EQUIV="Content-type" CONTENT="text/html; charset=ISO-8859-1"></HEAD ><BODY CLASS="refentry" BGCOLOR="#FFFFFF" TEXT="#000000" LINK="#0000FF" VLINK="#840084" ALINK="#0000FF" ><DIV CLASS="NAVHEADER" ><TABLE SUMMARY="Header navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TH COLSPAN="3" ALIGN="center" >PHP Manual</TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="bottom" ><A HREF="function.apache-note.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="function.apache-response-headers.html" ACCESSKEY="N" >Next</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.apache-request-headers" ></A >apache_request_headers</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN6981" ></A ><P > (PHP 4 >= 4.3.0)</P >apache_request_headers -- Fetch all HTTP request headers</DIV ><DIV CLASS="refsect1" ><A NAME="AEN6984" ></A ><H2 >Description</H2 >array <B CLASS="methodname" >apache_request_headers</B > ( void)<BR ></BR ><P > <B CLASS="function" >apache_request_headers()</B > returns an associative array of all the HTTP headers in the current request. This is only supported when PHP runs as an <SPAN CLASS="productname" >Apache</SPAN > module. </P ><DIV CLASS="note" ><BLOCKQUOTE CLASS="note" ><P ><B >Note: </B > Prior to PHP 4.3.0, <B CLASS="function" >apache_request_headers()</B > was called <A HREF="function.getallheaders.html" ><B CLASS="function" >getallheaders()</B ></A >. After PHP 4.3.0, <A HREF="function.getallheaders.html" ><B CLASS="function" >getallheaders()</B ></A > is an alias for <B CLASS="function" >apache_request_headers()</B >. </P ></BLOCKQUOTE ></DIV ><P > <TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" CLASS="EXAMPLE" ><TR ><TD ><DIV CLASS="example" ><A NAME="AEN7000" ></A ><P ><B >Example 1. <B CLASS="function" >apache_request_headers()</B > Example</B ></P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><PRE CLASS="php" ><?php $headers = apache_request_headers(); foreach ($headers as $header => $value) { echo "$header: $value <br />\n"; } ?></PRE ></TD ></TR ></TABLE ></DIV ></TD ></TR ></TABLE > </P ><P > <DIV CLASS="note" ><BLOCKQUOTE CLASS="note" ><P ><B >Note: </B > You can also get at the value of the common CGI variables by reading them from the environment, which works whether or not you are using PHP as an <SPAN CLASS="productname" >Apache</SPAN > module. Use <A HREF="function.phpinfo.html" ><B CLASS="function" >phpinfo()</B ></A > to see a list of all of the available <A HREF="language.variables.predefined.html" >environment variables</A >. </P ></BLOCKQUOTE ></DIV > </P ></DIV ><DIV CLASS="NAVFOOTER" ><HR ALIGN="LEFT" WIDTH="100%"><TABLE SUMMARY="Footer navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" ><A HREF="function.apache-note.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="index.html" ACCESSKEY="H" >Home</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="function.apache-response-headers.html" ACCESSKEY="N" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >apache_note</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ref.apache.html" ACCESSKEY="U" >Up</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >apache_response_headers</TD ></TR ></TABLE ></DIV ></BODY ></HTML >