<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <HTML ><HEAD ><TITLE >override_function</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.79"><LINK REL="HOME" TITLE="Manual do PHP" HREF="index.html"><LINK REL="UP" TITLE="Advanced PHP debugger" HREF="ref.apd.html"><LINK REL="PREVIOUS" TITLE="apd_set_socket_session_trace" HREF="function.apd-set-socket-session-trace.html"><LINK REL="NEXT" TITLE="rename_function" HREF="function.rename-function.html"><META HTTP-EQUIV="Content-type" CONTENT="text/html; charset=UTF-8"></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" >Manual do PHP</TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="bottom" ><A HREF="function.apd-set-socket-session-trace.html" ACCESSKEY="P" >Anterior</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="function.rename-function.html" ACCESSKEY="N" >Próxima</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.override-function" ></A >override_function</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN9913" ></A ><P > (PECL)</P >override_function -- Overrides built-in functions</DIV ><DIV CLASS="refsect1" ><A NAME="AEN9916" ></A ><H2 >Descrição</H2 >bool <B CLASS="methodname" >override_function</B > ( string function_name, string function_args, string function_code )<BR ></BR ><P > Overrides built-in functions by replacing them in the symbol table. </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN9931" ></A ><H2 >Parâmetros</H2 ><P > <P ></P ><DIV CLASS="variablelist" ><DL ><DT ><CODE CLASS="parameter" >function_name</CODE ></DT ><DD ><P > The function to override. </P ></DD ><DT ><CODE CLASS="parameter" >function_args</CODE ></DT ><DD ><P > The function arguments, as a coma separated string. </P ><P > Usually you will want to pass this parameter, as well as the <CODE CLASS="parameter" >function_code</CODE > parameter, as a single quote delimited string. The reason for using single quoted strings, is to protect the variable names from parsing, otherwise, if you use double quotes there will be a need to escape the variable names, e.g. \<CODE CLASS="varname" >$your_var</CODE >. </P ></DD ><DT ><CODE CLASS="parameter" >function_code</CODE ></DT ><DD ><P > The new code for the function. </P ></DD ></DL ></DIV > </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN9953" ></A ><H2 >Valores de retornado</H2 ><P > Retorna <TT CLASS="constant" ><B >TRUE</B ></TT > em caso de sucesso ou <TT CLASS="constant" ><B >FALSE</B ></TT > em falhas. </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN9958" ></A ><H2 >Exemplos</H2 ><P > <TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" CLASS="EXAMPLE" ><TR ><TD ><DIV CLASS="example" ><A NAME="AEN9961" ></A ><P ><B >Exemplo 1. <B CLASS="function" >override_function()</B > example</B ></P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><code><font color="#000000"> <font color="#0000BB"><?php<br />override_function</font><font color="#007700">(</font><font color="#DD0000">'test'</font><font color="#007700">, </font><font color="#DD0000">'$a,$b'</font><font color="#007700">, </font><font color="#DD0000">'echo "DOING TEST"; return $a * $b;'</font><font color="#007700">);<br /></font><font color="#0000BB">?></font> </font> </code></TD ></TR ></TABLE ></DIV ></TD ></TR ></TABLE > </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.apd-set-socket-session-trace.html" ACCESSKEY="P" >Anterior</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="index.html" ACCESSKEY="H" >Principal</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="function.rename-function.html" ACCESSKEY="N" >Próxima</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >apd_set_socket_session_trace</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ref.apd.html" ACCESSKEY="U" >Acima</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >rename_function</TD ></TR ></TABLE ></DIV ></BODY ></HTML >