<HTML ><HEAD ><TITLE >clear_config()</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.7"><LINK REL="HOME" TITLE="Smarty Manual" HREF="index.html"><LINK REL="UP" TITLE="Smarty Class Methods()" HREF="api.functions.html"><LINK REL="PREVIOUS" TITLE="clear_compiled_tpl()" HREF="api.clear.compiled.tpl.html"><LINK REL="NEXT" TITLE="config_load()" HREF="api.config.load.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" >Smarty Manual</TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="bottom" ><A HREF="api.clear.compiled.tpl.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="api.config.load.html" ACCESSKEY="N" >Next</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="api.clear.config" ></A >clear_config()</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN5679" ></A >clear_config() -- clears assigned config variables</DIV ><DIV CLASS="refsect1" ><A NAME="AEN5682" ></A ><H2 >Description</H2 >void <B CLASS="methodname" >clear_config</B > ( [string var])<BR ></BR ><P > This clears all assigned <A HREF="language.config.variables.html" >config variables</A >. If a variable name is supplied, only that variable is cleared. </P ><TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" CLASS="EXAMPLE" ><TR ><TD ><DIV CLASS="example" ><A NAME="AEN5692" ></A ><P ><B >Example 13-1. clear_config()</B ></P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><code><span style="color: #000000"> <span style="color: #0000BB"><?php<br /></span><span style="color: #FF8000">// clear all assigned config variables.<br /></span><span style="color: #0000BB">$smarty</span><span style="color: #007700">-></span><span style="color: #0000BB">clear_config</span><span style="color: #007700">();<br /><br /></span><span style="color: #FF8000">// clear one variable<br /></span><span style="color: #0000BB">$smarty</span><span style="color: #007700">-></span><span style="color: #0000BB">clear_config</span><span style="color: #007700">(</span><span style="color: #DD0000">'foobar'</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?></span> </span> </code></TD ></TR ></TABLE ></DIV ></TD ></TR ></TABLE ><P > See also <A HREF="api.get.config.vars.html" ><TT CLASS="varname" >get_config_vars()</TT ></A >, <A HREF="language.config.variables.html" ><TT CLASS="varname" >config variables</TT ></A >, <A HREF="config.files.html" ><TT CLASS="varname" >config files</TT ></A >, <A HREF="language.function.config.load.html" ><TT CLASS="varname" >{config_load}</TT ></A >, <A HREF="api.config.load.html" ><TT CLASS="varname" >config_load()</TT ></A > and <A HREF="api.clear.assign.html" ><TT CLASS="varname" >clear_assign()</TT ></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="api.clear.compiled.tpl.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="api.config.load.html" ACCESSKEY="N" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >clear_compiled_tpl()</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="api.functions.html" ACCESSKEY="U" >Up</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >config_load()</TD ></TR ></TABLE ></DIV ></BODY ></HTML >