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<?xml version="1.0" encoding="iso-8859-1"?>
<!-- $Revision: 1.4 $ -->
<refentry xml:id="domdocument.save" xmlns="http://docbook.org/ns/docbook">
<refnamediv>
<refname>DOMDocument::save</refname>
<refpurpose>
Dumps the internal XML tree back into a file
</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis>
<type>int</type><methodname>DOMDocument::save</methodname>
<methodparam><type>string</type><parameter>filename</parameter></methodparam>
<methodparam choice="opt"><type>int</type><parameter>options</parameter></methodparam>
</methodsynopsis>
<para>
Creates an XML document from the DOM representation. This function is usually
called after building a new dom document from scratch as in the example below.
</para>
</refsect1>
<refsect1 role="parameters">
&reftitle.parameters;
<para>
<variablelist>
<varlistentry>
<term><parameter>filename</parameter></term>
<listitem>
<para>
The path to the saved XML document.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>options</parameter></term>
<listitem>
<para>
Additional Options. Currently only <link
linkend="libxml.constants">LIBXML_NOEMPTYTAG</link> is supported.
</para>
</listitem>
</varlistentry>
</variablelist>
</para>
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<para>
Returns the number of bytes written or &false; if an error occurred.
</para>
</refsect1>
<refsect1 role="changelog">
&reftitle.changelog;
<para>
<informaltable>
<tgroup cols="2">
<thead>
<row>
<entry>&Version;</entry>
<entry>&Description;</entry>
</row>
</thead>
<tbody>
<row>
<entry>5.1.0</entry>
<entry>
Added the <parameter>options</parameter> parameter
</entry>
</row>
</tbody>
</tgroup>
</informaltable>
</para>
</refsect1>
<refsect1 role="examples">
&reftitle.examples;
<para>
<example>
<title>Saving a DOM tree into a file</title>
<programlisting role="php">
<![CDATA[
<?php
$doc = new DOMDocument('1.0');
// we want a nice output
$doc->formatOutput = true;
$root = $doc->createElement('book');
$root = $doc->appendChild($root);
$title = $doc->createElement('title');
$title = $root->appendChild($title);
$text = $doc->createTextNode('This is the title');
$text = $title->appendChild($text);
echo 'Wrote: ' . $doc->save("/tmp/test.xml") . ' bytes'; // Wrote: 72 bytes
?>
]]>
</programlisting>
</example>
</para>
</refsect1>
<refsect1 role="seealso">
&reftitle.seealso;
<para>
<simplelist>
<member><xref linkend="domdocument.savexml" /></member>
<member><xref linkend="domdocument.load" /></member>
<member><xref linkend="domdocument.loadxml" /></member>
</simplelist>
</para>
</refsect1>
</refentry>
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