<HTML ><HEAD ><TITLE >get_cfg_var</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="PHP Options&Information" HREF="ref.info.html"><LINK REL="PREVIOUS" TITLE="extension_loaded" HREF="function.extension-loaded.html"><LINK REL="NEXT" TITLE="get_current_user" HREF="function.get-current-user.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.extension-loaded.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="function.get-current-user.html" ACCESSKEY="N" >Next</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.get-cfg-var" ></A >get_cfg_var</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN73577" ></A ><P > (PHP 3, PHP 4 )</P >get_cfg_var -- Gets the value of a PHP configuration option </DIV ><DIV CLASS="refsect1" ><A NAME="AEN73580" ></A ><H2 >Description</H2 >string <B CLASS="methodname" >get_cfg_var</B > ( string varname)<BR ></BR ><P > Returns the current value of the PHP configuration variable specified by <TT CLASS="parameter" ><I >varname</I ></TT >, or <TT CLASS="constant" ><B >FALSE</B ></TT > if an error occurs. </P ><P > It will not return configuration information set when the PHP was compiled, or read from an Apache configuration file (using the php3_configuration_option directives). </P ><P > To check whether the system is using a <A HREF="configuration.html#configuration.file" >configuration file</A >, try retrieving the value of the cfg_file_path configuration setting. If this is available, a configuration file is being used. </P ><P > See also <A HREF="function.ini-get.html" ><B CLASS="function" >ini_get()</B ></A >. </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.extension-loaded.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.get-current-user.html" ACCESSKEY="N" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >extension_loaded</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ref.info.html" ACCESSKEY="U" >Up</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >get_current_user</TD ></TR ></TABLE ></DIV ></BODY ></HTML >