<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <HTML ><HEAD ><TITLE >DOMDocument->registerNodeClass()</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="DOM Functions" HREF="ref.dom.html"><LINK REL="PREVIOUS" TITLE="DOMDocument->normalizeDocument()" HREF="function.dom-domdocument-normalizedocument.html"><LINK REL="NEXT" TITLE="DOMDocument->relaxNGValidate()" HREF="function.dom-domdocument-relaxngvalidate.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.dom-domdocument-normalizedocument.html" ACCESSKEY="P" >Anterior</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="function.dom-domdocument-relaxngvalidate.html" ACCESSKEY="N" >Próxima</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.dom-domdocument-registernodeclass" ></A >DOMDocument->registerNodeClass()</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN36561" ></A ><P > (no version information, might be only in CVS)</P >DOMDocument->registerNodeClass() -- Register extended class used to create base node type</DIV ><DIV CLASS="refsect1" ><A NAME="AEN36564" ></A ><H2 >Descrição</H2 >class <B CLASS="classname" >DOMDocument</B > { <BR ></BR >bool <B CLASS="methodname" >registerNodeClass</B > ( string baseclass, string extendedclass )<BR ></BR >}<P > This method allows you to register your own extended DOM class to be used afterward by the PHP DOM extension. </P ><P > This method is not part of the DOM standard. </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN36580" ></A ><H2 >Parâmetros</H2 ><P > <P ></P ><DIV CLASS="variablelist" ><DL ><DT ><CODE CLASS="parameter" >baseclass</CODE ></DT ><DD ><P > The DOM class that you want to extend. You can find a list of these classes in the chapter introduction. </P ><P > Of course, you won't be able to register a class extending DOMDocument but you can always start your document by instanciating your own extending class. </P ></DD ><DT ><CODE CLASS="parameter" >extendedclass</CODE ></DT ><DD ><P > Your extended class name. If <TT CLASS="constant" ><B >NULL</B ></TT > is provided, any previously registered class extending <CODE CLASS="parameter" >baseclass</CODE > will be removed. </P ></DD ></DL ></DIV > </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN36597" ></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="AEN36602" ></A ><H2 >Histórico</H2 ><P > <DIV CLASS="informaltable" ><P ></P ><A NAME="AEN36605" ></A ><TABLE BORDER="1" CLASS="CALSTABLE" ><COL><COL><THEAD ><TR ><TH >Versão</TH ><TH >Descrição</TH ></TR ></THEAD ><TBODY ><TR ><TD >PHP 5.2.2</TD ><TD > Prior to 5.2.2, a prviously registered <CODE CLASS="parameter" >extendedclass</CODE > had to be unregistered before being able to register a new class extending the same <CODE CLASS="parameter" >baseclass</CODE >. </TD ></TR ></TBODY ></TABLE ><P ></P ></DIV > </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN36617" ></A ><H2 >Exemplos</H2 ><P > <TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" CLASS="EXAMPLE" ><TR ><TD ><DIV CLASS="example" ><A NAME="AEN36620" ></A ><P ><B >Exemplo 1. Adding a new method to DOMElement to ease our code</B ></P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><code><font color="#000000"> <font color="#0000BB"><?php<br /><br /></font><font color="#007700">class </font><font color="#0000BB">myElement </font><font color="#007700">extends </font><font color="#0000BB">DOMElement </font><font color="#007700">{<br /> function </font><font color="#0000BB">appendElement</font><font color="#007700">(</font><font color="#0000BB">$name</font><font color="#007700">) { <br /> return </font><font color="#0000BB">$this</font><font color="#007700">-></font><font color="#0000BB">appendChild</font><font color="#007700">(new </font><font color="#0000BB">myElement</font><font color="#007700">(</font><font color="#0000BB">$name</font><font color="#007700">));<br /> }<br />}<br /><br />class </font><font color="#0000BB">myDocument </font><font color="#007700">extends </font><font color="#0000BB">DOMDocument </font><font color="#007700">{<br /> function </font><font color="#0000BB">setRoot</font><font color="#007700">(</font><font color="#0000BB">$name</font><font color="#007700">) { <br /> return </font><font color="#0000BB">$this</font><font color="#007700">-></font><font color="#0000BB">appendChild</font><font color="#007700">(new </font><font color="#0000BB">myElement</font><font color="#007700">(</font><font color="#0000BB">$name</font><font color="#007700">));<br /> }<br />}<br /><br /></font><font color="#0000BB">$doc </font><font color="#007700">= new </font><font color="#0000BB">myDocument</font><font color="#007700">();<br /></font><font color="#0000BB">$doc</font><font color="#007700">-></font><font color="#0000BB">registerNodeClass</font><font color="#007700">(</font><font color="#DD0000">'DOMElement'</font><font color="#007700">, </font><font color="#DD0000">'myElement'</font><font color="#007700">);<br /><br /></font><font color="#FF8000">// From now on, adding an element to another costs only one method call ! <br /></font><font color="#0000BB">$root </font><font color="#007700">= </font><font color="#0000BB">$doc</font><font color="#007700">-></font><font color="#0000BB">setRoot</font><font color="#007700">(</font><font color="#DD0000">'root'</font><font color="#007700">);<br /></font><font color="#0000BB">$child </font><font color="#007700">= </font><font color="#0000BB">$root</font><font color="#007700">-></font><font color="#0000BB">appendElement</font><font color="#007700">(</font><font color="#DD0000">'child'</font><font color="#007700">);<br /></font><font color="#0000BB">$child</font><font color="#007700">-></font><font color="#0000BB">setAttribute</font><font color="#007700">(</font><font color="#DD0000">'foo'</font><font color="#007700">, </font><font color="#DD0000">'bar'</font><font color="#007700">);<br /><br />echo </font><font color="#0000BB">$doc</font><font color="#007700">-></font><font color="#0000BB">saveXML</font><font color="#007700">();<br /><br /></font><font color="#0000BB">?></font> </font> </code></TD ></TR ></TABLE ><P >O exemplo acima irá imprimir:</P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><PRE CLASS="xml" ><?xml version="1.0"?> <root><child foo="bar"/></root></PRE ></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.dom-domdocument-normalizedocument.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.dom-domdocument-relaxngvalidate.html" ACCESSKEY="N" >Próxima</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >DOMDocument->normalizeDocument()</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ref.dom.html" ACCESSKEY="U" >Acima</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >DOMDocument->relaxNGValidate()</TD ></TR ></TABLE ></DIV ></BODY ></HTML >