<HTML ><HEAD ><TITLE >virtual</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="getallheaders" HREF="function.getallheaders.html"><LINK REL="NEXT" TITLE="Array Functions" HREF="ref.array.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.getallheaders.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="ref.array.html" ACCESSKEY="N" >Next</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.virtual" ></A >virtual</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN7101" ></A ><P > (PHP 3, PHP 4 )</P >virtual -- Perform an Apache sub-request</DIV ><DIV CLASS="refsect1" ><A NAME="AEN7104" ></A ><H2 >Description</H2 >int <B CLASS="methodname" >virtual</B > ( string filename)<BR ></BR ><P > <B CLASS="function" >virtual()</B > is an Apache-specific function which is equivalent to <!--#include virtual...--> in mod_include. It performs an Apache sub-request. It is useful for including CGI scripts or .shtml files, or anything else that you would parse through Apache. Note that for a CGI script, the script must generate valid CGI headers. At the minimum that means it must generate a Content-type header. For PHP files, you need to use <A HREF="function.include.html" ><B CLASS="function" >include()</B ></A > or <A HREF="function.require.html" ><B CLASS="function" >require()</B ></A >; <B CLASS="function" >virtual()</B > cannot be used to include a document which is itself a PHP file. </P ><P > To run the sub-request, all buffers are terminated and flushed to the browser, pending headers are sent too. </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.getallheaders.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="ref.array.html" ACCESSKEY="N" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >getallheaders</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" >Array Functions</TD ></TR ></TABLE ></DIV ></BODY ></HTML >