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<title>The DOMDocument class</title>
</head>
<body><div class="manualnavbar" style="text-align: center;">
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</div><hr /><div id="class.domdocument" class="reference">
<h1 class="title">The DOMDocument class</h1>
<div class="partintro"><p class="verinfo">(PHP 4 >= 4.1.0)</p>
<div class="section" id="domdocument.intro">
<h2 class="title">Introduction</h2>
<p class="para">
Represents an entire HTML or XML document; serves as the root of the
document tree.
</p>
</div>
<div class="section" id="domdocument.synopsis">
<h2 class="title">Class synopsis</h2>
<div class="classsynopsis">
<div class="ooclass"></div>
<div class="classsynopsisinfo">
<span class="ooclass">
<strong class="classname">DOMDocument</strong>
</span>
<span class="ooclass">
<span class="modifier">extends</span>
<a href="class.domnode.html" class="classname">DOMNode</a>
</span>
{</div>
<div class="classsynopsisinfo classsynopsisinfo_comment">/* Properties */</div>
<div class="fieldsynopsis">
<span class="modifier">readonly</span>
<span class="modifier">public</span>
<span class="type">string</span>
<var class="varname"><a href="class.domdocument.html#domdocument.props.actualencoding">$<var class="varname">actualEncoding</var></a></var>
;</div>
<div class="fieldsynopsis">
<span class="modifier">readonly</span>
<span class="modifier">public</span>
<span class="type"><span class="type DOMConfiguration">DOMConfiguration</span></span>
<var class="varname"><a href="class.domdocument.html#domdocument.props.config">$<var class="varname">config</var></a></var>
;</div>
<div class="fieldsynopsis">
<span class="modifier">readonly</span>
<span class="modifier">public</span>
<span class="type"><a href="class.domdocumenttype.html" class="type DOMDocumentType">DOMDocumentType</a></span>
<var class="varname"><a href="class.domdocument.html#domdocument.props.doctype">$<var class="varname">doctype</var></a></var>
;</div>
<div class="fieldsynopsis">
<span class="modifier">readonly</span>
<span class="modifier">public</span>
<span class="type"><a href="class.domelement.html" class="type DOMElement">DOMElement</a></span>
<var class="varname"><a href="class.domdocument.html#domdocument.props.documentelement">$<var class="varname">documentElement</var></a></var>
;</div>
<div class="fieldsynopsis">
<span class="modifier">public</span>
<span class="type">string</span>
<var class="varname"><a href="class.domdocument.html#domdocument.props.documenturi">$<var class="varname">documentURI</var></a></var>
;</div>
<div class="fieldsynopsis">
<span class="modifier">public</span>
<span class="type">string</span>
<var class="varname"><a href="class.domdocument.html#domdocument.props.encoding">$<var class="varname">encoding</var></a></var>
;</div>
<div class="fieldsynopsis">
<span class="modifier">public</span>
<span class="type">bool</span>
<var class="varname"><a href="class.domdocument.html#domdocument.props.formatoutput">$<var class="varname">formatOutput</var></a></var>
;</div>
<div class="fieldsynopsis">
<span class="modifier">readonly</span>
<span class="modifier">public</span>
<span class="type"><a href="class.domimplementation.html" class="type DOMImplementation">DOMImplementation</a></span>
<var class="varname"><a href="class.domdocument.html#domdocument.props.implementation">$<var class="varname">implementation</var></a></var>
;</div>
<div class="fieldsynopsis">
<span class="modifier">public</span>
<span class="type">bool</span>
<var class="varname"><a href="class.domdocument.html#domdocument.props.preservewhitespace">$<var class="varname">preserveWhiteSpace</var></a></var>
<span class="initializer"> = true</span>
;</div>
<div class="fieldsynopsis">
<span class="modifier">public</span>
<span class="type">bool</span>
<var class="varname"><a href="class.domdocument.html#domdocument.props.recover">$<var class="varname">recover</var></a></var>
;</div>
<div class="fieldsynopsis">
<span class="modifier">public</span>
<span class="type">bool</span>
<var class="varname"><a href="class.domdocument.html#domdocument.props.resolveexternals">$<var class="varname">resolveExternals</var></a></var>
;</div>
<div class="fieldsynopsis">
<span class="modifier">public</span>
<span class="type">bool</span>
<var class="varname"><a href="class.domdocument.html#domdocument.props.standalone">$<var class="varname">standalone</var></a></var>
;</div>
<div class="fieldsynopsis">
<span class="modifier">public</span>
<span class="type">bool</span>
<var class="varname"><a href="class.domdocument.html#domdocument.props.stricterrorchecking">$<var class="varname">strictErrorChecking</var></a></var>
<span class="initializer"> = true</span>
;</div>
<div class="fieldsynopsis">
<span class="modifier">public</span>
<span class="type">bool</span>
<var class="varname"><a href="class.domdocument.html#domdocument.props.substituteentities">$<var class="varname">substituteEntities</var></a></var>
;</div>
<div class="fieldsynopsis">
<span class="modifier">public</span>
<span class="type">bool</span>
<var class="varname"><a href="class.domdocument.html#domdocument.props.validateonparse">$<var class="varname">validateOnParse</var></a></var>
<span class="initializer"> = false</span>
;</div>
<div class="fieldsynopsis">
<span class="modifier">public</span>
<span class="type">string</span>
<var class="varname"><a href="class.domdocument.html#domdocument.props.version">$<var class="varname">version</var></a></var>
;</div>
<div class="fieldsynopsis">
<span class="modifier">readonly</span>
<span class="modifier">public</span>
<span class="type">string</span>
<var class="varname"><a href="class.domdocument.html#domdocument.props.xmlencoding">$<var class="varname">xmlEncoding</var></a></var>
;</div>
<div class="fieldsynopsis">
<span class="modifier">public</span>
<span class="type">bool</span>
<var class="varname"><a href="class.domdocument.html#domdocument.props.xmlstandalone">$<var class="varname">xmlStandalone</var></a></var>
;</div>
<div class="fieldsynopsis">
<span class="modifier">public</span>
<span class="type">string</span>
<var class="varname"><a href="class.domdocument.html#domdocument.props.xmlversion">$<var class="varname">xmlVersion</var></a></var>
;</div>
<div class="classsynopsisinfo classsynopsisinfo_comment">/* Methods */</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="methodname"><a href="domdocument.construct.html" class="methodname">__construct</a></span>
([ <span class="methodparam"><span class="type">string</span> <code class="parameter">$version</code></span>
[, <span class="methodparam"><span class="type">string</span> <code class="parameter">$encoding</code></span>
]] )</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">DOMAttr</span> <span class="methodname"><a href="domdocument.createattribute.html" class="methodname">createAttribute</a></span>
( <span class="methodparam"><span class="type">string</span> <code class="parameter">$name</code></span>
)</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">DOMAttr</span> <span class="methodname"><a href="domdocument.createattributens.html" class="methodname">createAttributeNS</a></span>
( <span class="methodparam"><span class="type">string</span> <code class="parameter">$namespaceURI</code></span>
, <span class="methodparam"><span class="type">string</span> <code class="parameter">$qualifiedName</code></span>
)</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">DOMCDATASection</span> <span class="methodname"><a href="domdocument.createcdatasection.html" class="methodname">createCDATASection</a></span>
( <span class="methodparam"><span class="type">string</span> <code class="parameter">$data</code></span>
)</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">DOMComment</span> <span class="methodname"><a href="domdocument.createcomment.html" class="methodname">createComment</a></span>
( <span class="methodparam"><span class="type">string</span> <code class="parameter">$data</code></span>
)</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">DOMDocumentFragment</span> <span class="methodname"><a href="domdocument.createdocumentfragment.html" class="methodname">createDocumentFragment</a></span>
( <span class="methodparam">void</span>
)</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">DOMElement</span> <span class="methodname"><a href="domdocument.createelement.html" class="methodname">createElement</a></span>
( <span class="methodparam"><span class="type">string</span> <code class="parameter">$name</code></span>
[, <span class="methodparam"><span class="type">string</span> <code class="parameter">$value</code></span>
] )</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">DOMElement</span> <span class="methodname"><a href="domdocument.createelementns.html" class="methodname">createElementNS</a></span>
( <span class="methodparam"><span class="type">string</span> <code class="parameter">$namespaceURI</code></span>
, <span class="methodparam"><span class="type">string</span> <code class="parameter">$qualifiedName</code></span>
[, <span class="methodparam"><span class="type">string</span> <code class="parameter">$value</code></span>
] )</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">DOMEntityReference</span> <span class="methodname"><a href="domdocument.createentityreference.html" class="methodname">createEntityReference</a></span>
( <span class="methodparam"><span class="type">string</span> <code class="parameter">$name</code></span>
)</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">DOMProcessingInstruction</span> <span class="methodname"><a href="domdocument.createprocessinginstruction.html" class="methodname">createProcessingInstruction</a></span>
( <span class="methodparam"><span class="type">string</span> <code class="parameter">$target</code></span>
[, <span class="methodparam"><span class="type">string</span> <code class="parameter">$data</code></span>
] )</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">DOMText</span> <span class="methodname"><a href="domdocument.createtextnode.html" class="methodname">createTextNode</a></span>
( <span class="methodparam"><span class="type">string</span> <code class="parameter">$content</code></span>
)</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">DOMElement</span> <span class="methodname"><a href="domdocument.getelementbyid.html" class="methodname">getElementById</a></span>
( <span class="methodparam"><span class="type">string</span> <code class="parameter">$elementId</code></span>
)</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">DOMNodeList</span> <span class="methodname"><a href="domdocument.getelementsbytagname.html" class="methodname">getElementsByTagName</a></span>
( <span class="methodparam"><span class="type">string</span> <code class="parameter">$name</code></span>
)</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">DOMNodeList</span> <span class="methodname"><a href="domdocument.getelementsbytagnamens.html" class="methodname">getElementsByTagNameNS</a></span>
( <span class="methodparam"><span class="type">string</span> <code class="parameter">$namespaceURI</code></span>
, <span class="methodparam"><span class="type">string</span> <code class="parameter">$localName</code></span>
)</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">DOMNode</span> <span class="methodname"><a href="domdocument.importnode.html" class="methodname">importNode</a></span>
( <span class="methodparam"><span class="type"><a href="class.domnode.html" class="type DOMNode">DOMNode</a></span> <code class="parameter">$importedNode</code></span>
[, <span class="methodparam"><span class="type">bool</span> <code class="parameter">$deep</code></span>
] )</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">mixed</span> <span class="methodname"><a href="domdocument.load.html" class="methodname">load</a></span>
( <span class="methodparam"><span class="type">string</span> <code class="parameter">$filename</code></span>
[, <span class="methodparam"><span class="type">int</span> <code class="parameter">$options</code><span class="initializer"> = 0</span></span>
] )</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">bool</span> <span class="methodname"><a href="domdocument.loadhtml.html" class="methodname">loadHTML</a></span>
( <span class="methodparam"><span class="type">string</span> <code class="parameter">$source</code></span>
[, <span class="methodparam"><span class="type">int</span> <code class="parameter">$options</code><span class="initializer"> = 0</span></span>
] )</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">bool</span> <span class="methodname"><a href="domdocument.loadhtmlfile.html" class="methodname">loadHTMLFile</a></span>
( <span class="methodparam"><span class="type">string</span> <code class="parameter">$filename</code></span>
[, <span class="methodparam"><span class="type">int</span> <code class="parameter">$options</code><span class="initializer"> = 0</span></span>
] )</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">mixed</span> <span class="methodname"><a href="domdocument.loadxml.html" class="methodname">loadXML</a></span>
( <span class="methodparam"><span class="type">string</span> <code class="parameter">$source</code></span>
[, <span class="methodparam"><span class="type">int</span> <code class="parameter">$options</code><span class="initializer"> = 0</span></span>
] )</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">void</span> <span class="methodname"><a href="domdocument.normalizedocument.html" class="methodname">normalizeDocument</a></span>
( <span class="methodparam">void</span>
)</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">bool</span> <span class="methodname"><a href="domdocument.registernodeclass.html" class="methodname">registerNodeClass</a></span>
( <span class="methodparam"><span class="type">string</span> <code class="parameter">$baseclass</code></span>
, <span class="methodparam"><span class="type">string</span> <code class="parameter">$extendedclass</code></span>
)</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">bool</span> <span class="methodname"><a href="domdocument.relaxngvalidate.html" class="methodname">relaxNGValidate</a></span>
( <span class="methodparam"><span class="type">string</span> <code class="parameter">$filename</code></span>
)</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">bool</span> <span class="methodname"><a href="domdocument.relaxngvalidatesource.html" class="methodname">relaxNGValidateSource</a></span>
( <span class="methodparam"><span class="type">string</span> <code class="parameter">$source</code></span>
)</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">int</span> <span class="methodname"><a href="domdocument.save.html" class="methodname">save</a></span>
( <span class="methodparam"><span class="type">string</span> <code class="parameter">$filename</code></span>
[, <span class="methodparam"><span class="type">int</span> <code class="parameter">$options</code></span>
] )</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">string</span> <span class="methodname"><a href="domdocument.savehtml.html" class="methodname">saveHTML</a></span>
([ <span class="methodparam"><span class="type"><a href="class.domnode.html" class="type DOMNode">DOMNode</a></span> <code class="parameter">$node</code><span class="initializer"> = NULL</span></span>
] )</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">int</span> <span class="methodname"><a href="domdocument.savehtmlfile.html" class="methodname">saveHTMLFile</a></span>
( <span class="methodparam"><span class="type">string</span> <code class="parameter">$filename</code></span>
)</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">string</span> <span class="methodname"><a href="domdocument.savexml.html" class="methodname">saveXML</a></span>
([ <span class="methodparam"><span class="type"><a href="class.domnode.html" class="type DOMNode">DOMNode</a></span> <code class="parameter">$node</code></span>
[, <span class="methodparam"><span class="type">int</span> <code class="parameter">$options</code></span>
]] )</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">bool</span> <span class="methodname"><a href="domdocument.schemavalidate.html" class="methodname">schemaValidate</a></span>
( <span class="methodparam"><span class="type">string</span> <code class="parameter">$filename</code></span>
[, <span class="methodparam"><span class="type">int</span> <code class="parameter">$flags</code></span>
] )</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">bool</span> <span class="methodname"><a href="domdocument.schemavalidatesource.html" class="methodname">schemaValidateSource</a></span>
( <span class="methodparam"><span class="type">string</span> <code class="parameter">$source</code></span>
[, <span class="methodparam"><span class="type">int</span> <code class="parameter">$flags</code></span>
] )</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">bool</span> <span class="methodname"><a href="domdocument.validate.html" class="methodname">validate</a></span>
( <span class="methodparam">void</span>
)</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">int</span> <span class="methodname"><a href="domdocument.xinclude.html" class="methodname">xinclude</a></span>
([ <span class="methodparam"><span class="type">int</span> <code class="parameter">$options</code></span>
] )</div>
<div class="classsynopsisinfo classsynopsisinfo_comment">/* Inherited methods */</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">DOMNode</span> <span class="methodname"><a href="domnode.appendchild.html" class="methodname">DOMNode::appendChild</a></span>
( <span class="methodparam"><span class="type"><a href="class.domnode.html" class="type DOMNode">DOMNode</a></span> <code class="parameter">$newnode</code></span>
)</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">string</span> <span class="methodname"><a href="domnode.c14n.html" class="methodname">DOMNode::C14N</a></span>
([ <span class="methodparam"><span class="type">bool</span> <code class="parameter">$exclusive</code></span>
[, <span class="methodparam"><span class="type">bool</span> <code class="parameter">$with_comments</code></span>
[, <span class="methodparam"><span class="type">array</span> <code class="parameter">$xpath</code></span>
[, <span class="methodparam"><span class="type">array</span> <code class="parameter">$ns_prefixes</code></span>
]]]] )</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">int</span> <span class="methodname"><a href="domnode.c14nfile.html" class="methodname">DOMNode::C14NFile</a></span>
( <span class="methodparam"><span class="type">string</span> <code class="parameter">$uri</code></span>
[, <span class="methodparam"><span class="type">bool</span> <code class="parameter">$exclusive</code></span>
[, <span class="methodparam"><span class="type">bool</span> <code class="parameter">$with_comments</code></span>
[, <span class="methodparam"><span class="type">array</span> <code class="parameter">$xpath</code></span>
[, <span class="methodparam"><span class="type">array</span> <code class="parameter">$ns_prefixes</code></span>
]]]] )</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">DOMNode</span> <span class="methodname"><a href="domnode.clonenode.html" class="methodname">DOMNode::cloneNode</a></span>
([ <span class="methodparam"><span class="type">bool</span> <code class="parameter">$deep</code></span>
] )</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">int</span> <span class="methodname"><a href="domnode.getlineno.html" class="methodname">DOMNode::getLineNo</a></span>
( <span class="methodparam">void</span>
)</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">string</span> <span class="methodname"><a href="domnode.getnodepath.html" class="methodname">DOMNode::getNodePath</a></span>
( <span class="methodparam">void</span>
)</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">bool</span> <span class="methodname"><a href="domnode.hasattributes.html" class="methodname">DOMNode::hasAttributes</a></span>
( <span class="methodparam">void</span>
)</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">bool</span> <span class="methodname"><a href="domnode.haschildnodes.html" class="methodname">DOMNode::hasChildNodes</a></span>
( <span class="methodparam">void</span>
)</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">DOMNode</span> <span class="methodname"><a href="domnode.insertbefore.html" class="methodname">DOMNode::insertBefore</a></span>
( <span class="methodparam"><span class="type"><a href="class.domnode.html" class="type DOMNode">DOMNode</a></span> <code class="parameter">$newnode</code></span>
[, <span class="methodparam"><span class="type"><a href="class.domnode.html" class="type DOMNode">DOMNode</a></span> <code class="parameter">$refnode</code></span>
] )</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">bool</span> <span class="methodname"><a href="domnode.isdefaultnamespace.html" class="methodname">DOMNode::isDefaultNamespace</a></span>
( <span class="methodparam"><span class="type">string</span> <code class="parameter">$namespaceURI</code></span>
)</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">bool</span> <span class="methodname"><a href="domnode.issamenode.html" class="methodname">DOMNode::isSameNode</a></span>
( <span class="methodparam"><span class="type"><a href="class.domnode.html" class="type DOMNode">DOMNode</a></span> <code class="parameter">$node</code></span>
)</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">bool</span> <span class="methodname"><a href="domnode.issupported.html" class="methodname">DOMNode::isSupported</a></span>
( <span class="methodparam"><span class="type">string</span> <code class="parameter">$feature</code></span>
, <span class="methodparam"><span class="type">string</span> <code class="parameter">$version</code></span>
)</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">string</span> <span class="methodname"><a href="domnode.lookupnamespaceuri.html" class="methodname">DOMNode::lookupNamespaceURI</a></span>
( <span class="methodparam"><span class="type">string</span> <code class="parameter">$prefix</code></span>
)</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">string</span> <span class="methodname"><a href="domnode.lookupprefix.html" class="methodname">DOMNode::lookupPrefix</a></span>
( <span class="methodparam"><span class="type">string</span> <code class="parameter">$namespaceURI</code></span>
)</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">void</span> <span class="methodname"><a href="domnode.normalize.html" class="methodname">DOMNode::normalize</a></span>
( <span class="methodparam">void</span>
)</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">DOMNode</span> <span class="methodname"><a href="domnode.removechild.html" class="methodname">DOMNode::removeChild</a></span>
( <span class="methodparam"><span class="type"><a href="class.domnode.html" class="type DOMNode">DOMNode</a></span> <code class="parameter">$oldnode</code></span>
)</div>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">DOMNode</span> <span class="methodname"><a href="domnode.replacechild.html" class="methodname">DOMNode::replaceChild</a></span>
( <span class="methodparam"><span class="type"><a href="class.domnode.html" class="type DOMNode">DOMNode</a></span> <code class="parameter">$newnode</code></span>
, <span class="methodparam"><span class="type"><a href="class.domnode.html" class="type DOMNode">DOMNode</a></span> <code class="parameter">$oldnode</code></span>
)</div>
}</div>
</div>
<div class="section" id="domdocument.props">
<h2 class="title">Properties</h2>
<dl>
<dt id="domdocument.props.actualencoding">
<span class="term"><var class="varname"><var class="varname">actualEncoding</var></var></span>
<dd>
<p class="para">
<em class="emphasis">Deprecated</em>. Actual encoding of the document,
is a readonly equivalent to
<var class="varname"><var class="varname">encoding</var></var>.
</p>
</dd>
</dt>
<dt id="domdocument.props.config">
<span class="term"><var class="varname"><var class="varname">config</var></var></span>
<dd>
<p class="para">
<em class="emphasis">Deprecated</em>. Configuration used when
<span class="function"><a href="domdocument.normalizedocument.html" class="function">DOMDocument::normalizeDocument()</a></span> is
invoked.
</p>
</dd>
</dt>
<dt id="domdocument.props.doctype">
<span class="term"><var class="varname"><var class="varname">doctype</var></var></span>
<dd>
<p class="para">The Document Type Declaration associated with this document.</p>
</dd>
</dt>
<dt id="domdocument.props.documentelement">
<span class="term"><var class="varname"><var class="varname">documentElement</var></var></span>
<dd>
<p class="para">
This is a convenience attribute that allows direct access to the
child node that is the document element of the document.
</p>
</dd>
</dt>
<dt id="domdocument.props.documenturi">
<span class="term"><var class="varname"><var class="varname">documentURI</var></var></span>
<dd>
<p class="para">The location of the document or <strong><code>NULL</code></strong> if undefined.</p>
</dd>
</dt>
<dt id="domdocument.props.encoding">
<span class="term"><var class="varname"><var class="varname">encoding</var></var></span>
<dd>
<p class="para">
Encoding of the document, as specified by the XML declaration. This
attribute is not present in the final DOM Level 3 specification, but
is the only way of manipulating XML document encoding in this
implementation.
</p>
</dd>
</dt>
<dt id="domdocument.props.formatoutput">
<span class="term"><var class="varname"><var class="varname">formatOutput</var></var></span>
<dd>
<p class="para">Nicely formats output with indentation and extra space.</p>
</dd>
</dt>
<dt id="domdocument.props.implementation">
<span class="term"><var class="varname"><var class="varname">implementation</var></var></span>
<dd>
<p class="para">
The <a href="class.domimplementation.html" class="classname">DOMImplementation</a> object that handles
this document.
</p>
</dd>
</dt>
<dt id="domdocument.props.preservewhitespace">
<span class="term"><var class="varname"><var class="varname">preserveWhiteSpace</var></var></span>
<dd>
<p class="para">Do not remove redundant white space. Default to <strong><code>TRUE</code></strong>.</p>
</dd>
</dt>
<dt id="domdocument.props.recover">
<span class="term"><var class="varname"><var class="varname">recover</var></var></span>
<dd>
<p class="para">
<em class="emphasis">Proprietary</em>. Enables recovery mode, i.e. trying
to parse non-well formed documents. This attribute is not part of
the DOM specification and is specific to libxml.
</p>
</dd>
</dt>
<dt id="domdocument.props.resolveexternals">
<span class="term"><var class="varname"><var class="varname">resolveExternals</var></var></span>
<dd>
<p class="para">
Set it to <strong><code>TRUE</code></strong> to load external entities from a doctype
declaration. This is useful for including character entities in
your XML document.
</p>
</dd>
</dt>
<dt id="domdocument.props.standalone">
<span class="term"><var class="varname"><var class="varname">standalone</var></var></span>
<dd>
<p class="para">
<em class="emphasis">Deprecated</em>. Whether or not the document is
standalone, as specified by the XML declaration, corresponds to
<var class="varname"><var class="varname">xmlStandalone</var></var>.
</p>
</dd>
</dt>
<dt id="domdocument.props.stricterrorchecking">
<span class="term"><var class="varname"><var class="varname">strictErrorChecking</var></var></span>
<dd>
<p class="para">Throws <a href="class.domexception.html" class="classname">DOMException</a> on errors. Default to <strong><code>TRUE</code></strong>.</p>
</dd>
</dt>
<dt id="domdocument.props.substituteentities">
<span class="term"><var class="varname"><var class="varname">substituteEntities</var></var></span>
<dd>
<p class="para">
<em class="emphasis">Proprietary</em>. Whether or not to substitute
entities. This attribute is not part of
the DOM specification and is specific to libxml.
</p>
</dd>
</dt>
<dt id="domdocument.props.validateonparse">
<span class="term"><var class="varname"><var class="varname">validateOnParse</var></var></span>
<dd>
<p class="para">Loads and validates against the DTD. Default to <strong><code>FALSE</code></strong>.</p>
</dd>
</dt>
<dt id="domdocument.props.version">
<span class="term"><var class="varname"><var class="varname">version</var></var></span>
<dd>
<p class="para">
<em class="emphasis">Deprecated</em>. Version of XML, corresponds to
<var class="varname"><var class="varname">xmlVersion</var></var>.
</p>
</dd>
</dt>
<dt id="domdocument.props.xmlencoding">
<span class="term"><var class="varname"><var class="varname">xmlEncoding</var></var></span>
<dd>
<p class="para">
An attribute specifying, as part of the XML declaration, the
encoding of this document. This is <strong><code>NULL</code></strong> when unspecified or when it
is not known, such as when the Document was created in memory.
</p>
</dd>
</dt>
<dt id="domdocument.props.xmlstandalone">
<span class="term"><var class="varname"><var class="varname">xmlStandalone</var></var></span>
<dd>
<p class="para">
An attribute specifying, as part of the XML declaration, whether
this document is standalone. This is <strong><code>FALSE</code></strong> when unspecified.
</p>
</dd>
</dt>
<dt id="domdocument.props.xmlversion">
<span class="term"><var class="varname"><var class="varname">xmlVersion</var></var></span>
<dd>
<p class="para">
An attribute specifying, as part of the XML declaration, the
version number of this document. If there is no declaration and if
this document supports the "XML" feature, the value is "1.0".
</p>
</dd>
</dt>
</dl>
</div>
<div class="section">
<h2 class="title">Notes</h2>
<blockquote class="note"><p><strong class="note">Note</strong>:
<p class="para">
The DOM extension uses UTF-8 encoding. Use <span class="function"><a href="function.utf8-encode.html" class="function">utf8_encode()</a></span>
and <span class="function"><a href="function.utf8-decode.html" class="function">utf8_decode()</a></span> to work with texts in ISO-8859-1
encoding or <a href="ref.iconv.html" class="link">Iconv</a> for other encodings.
</p>
</p></blockquote>
</div>
<div class="section">
<h2 class="title">See Also</h2>
<p class="para">
<ul class="simplelist">
<li class="member"><a href="http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#core-i-Document" class="link external">» W3C specification for Document</a></li>
</ul>
</p>
</div>
</div>
<h2>Table of Contents</h2><ul class="chunklist chunklist_reference"><li><a href="domdocument.construct.html">DOMDocument::__construct</a> — Creates a new DOMDocument object</li><li><a href="domdocument.createattribute.html">DOMDocument::createAttribute</a> — Create new attribute</li><li><a href="domdocument.createattributens.html">DOMDocument::createAttributeNS</a> — Create new attribute node with an associated namespace</li><li><a href="domdocument.createcdatasection.html">DOMDocument::createCDATASection</a> — Create new cdata node</li><li><a href="domdocument.createcomment.html">DOMDocument::createComment</a> — Create new comment node</li><li><a href="domdocument.createdocumentfragment.html">DOMDocument::createDocumentFragment</a> — Create new document fragment</li><li><a href="domdocument.createelement.html">DOMDocument::createElement</a> — Create new element node</li><li><a href="domdocument.createelementns.html">DOMDocument::createElementNS</a> — Create new element node with an associated namespace</li><li><a href="domdocument.createentityreference.html">DOMDocument::createEntityReference</a> — Create new entity reference node</li><li><a href="domdocument.createprocessinginstruction.html">DOMDocument::createProcessingInstruction</a> — Creates new PI node</li><li><a href="domdocument.createtextnode.html">DOMDocument::createTextNode</a> — Create new text node</li><li><a href="domdocument.getelementbyid.html">DOMDocument::getElementById</a> — Searches for an element with a certain id</li><li><a href="domdocument.getelementsbytagname.html">DOMDocument::getElementsByTagName</a> — Searches for all elements with given local tag name</li><li><a href="domdocument.getelementsbytagnamens.html">DOMDocument::getElementsByTagNameNS</a> — Searches for all elements with given tag name in specified namespace</li><li><a href="domdocument.importnode.html">DOMDocument::importNode</a> — Import node into current document</li><li><a href="domdocument.load.html">DOMDocument::load</a> — Load XML from a file</li><li><a href="domdocument.loadhtml.html">DOMDocument::loadHTML</a> — Load HTML from a string</li><li><a href="domdocument.loadhtmlfile.html">DOMDocument::loadHTMLFile</a> — Load HTML from a file</li><li><a href="domdocument.loadxml.html">DOMDocument::loadXML</a> — Load XML from a string</li><li><a href="domdocument.normalizedocument.html">DOMDocument::normalizeDocument</a> — Normalizes the document</li><li><a href="domdocument.registernodeclass.html">DOMDocument::registerNodeClass</a> — Register extended class used to create base node type</li><li><a href="domdocument.relaxngvalidate.html">DOMDocument::relaxNGValidate</a> — Performs relaxNG validation on the document</li><li><a href="domdocument.relaxngvalidatesource.html">DOMDocument::relaxNGValidateSource</a> — Performs relaxNG validation on the document</li><li><a href="domdocument.save.html">DOMDocument::save</a> — Dumps the internal XML tree back into a file</li><li><a href="domdocument.savehtml.html">DOMDocument::saveHTML</a> — Dumps the internal document into a string using HTML formatting</li><li><a href="domdocument.savehtmlfile.html">DOMDocument::saveHTMLFile</a> — Dumps the internal document into a file using HTML formatting</li><li><a href="domdocument.savexml.html">DOMDocument::saveXML</a> — Dumps the internal XML tree back into a string</li><li><a href="domdocument.schemavalidate.html">DOMDocument::schemaValidate</a> — Validates a document based on a schema</li><li><a href="domdocument.schemavalidatesource.html">DOMDocument::schemaValidateSource</a> — Validates a document based on a schema</li><li><a href="domdocument.validate.html">DOMDocument::validate</a> — Validates the document based on its DTD</li><li><a href="domdocument.xinclude.html">DOMDocument::xinclude</a> — Substitutes XIncludes in a DOMDocument Object</li></ul>
</div>
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