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<h1 class="refname">DOMImplementation::createDocumentType</h1>
<p class="verinfo">(PHP 5)</p><p class="refpurpose"><span class="refname">DOMImplementation::createDocumentType</span> — <span class="dc-title">
Creates an empty DOMDocumentType object
</span></p>
</div>
<div class="refsect1 description" id="refsect1-domimplementation.createdocumenttype-description">
<h3 class="title">Description</h3>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type"><a href="class.domdocumenttype.html" class="type DOMDocumentType">DOMDocumentType</a></span> <span class="methodname"><strong>DOMImplementation::createDocumentType</strong></span>
([ <span class="methodparam"><span class="type">string</span> <code class="parameter">$qualifiedName</code><span class="initializer"> = <strong><code>NULL</code></strong></span></span>
[, <span class="methodparam"><span class="type">string</span> <code class="parameter">$publicId</code><span class="initializer"> = <strong><code>NULL</code></strong></span></span>
[, <span class="methodparam"><span class="type">string</span> <code class="parameter">$systemId</code><span class="initializer"> = <strong><code>NULL</code></strong></span></span>
]]] )</div>
<p class="para rdfs-comment">
Creates an empty <a href="class.domdocumenttype.html" class="classname">DOMDocumentType</a> object. Entity
declarations and notations are not made available. Entity reference
expansions and default attribute additions do not occur.
</p>
</div>
<div class="refsect1 parameters" id="refsect1-domimplementation.createdocumenttype-parameters">
<h3 class="title">Parameters</h3>
<p class="para">
<dl>
<dt>
<span class="term"><em><code class="parameter">qualifiedName</code></em></span>
<dd>
<p class="para">
The qualified name of the document type to create.
</p>
</dd>
</dt>
<dt>
<span class="term"><em><code class="parameter">publicId</code></em></span>
<dd>
<p class="para">
The external subset public identifier.
</p>
</dd>
</dt>
<dt>
<span class="term"><em><code class="parameter">systemId</code></em></span>
<dd>
<p class="para">
The external subset system identifier.
</p>
</dd>
</dt>
</dl>
</p>
</div>
<div class="refsect1 returnvalues" id="refsect1-domimplementation.createdocumenttype-returnvalues">
<h3 class="title">Return Values</h3>
<p class="para">
A new <a href="class.domdocumenttype.html" class="classname">DOMDocumentType</a> node with its
<em>ownerDocument</em> set to <strong><code>NULL</code></strong>.
</p>
</div>
<div class="refsect1 errors" id="refsect1-domimplementation.createdocumenttype-errors">
<h3 class="title">Errors/Exceptions</h3>
<p class="para">
<dl>
<dt>
<span class="term"><strong><code>DOM_NAMESPACE_ERR</code></strong></span>
<dd>
<p class="para">
Raised if there is an error with the namespace, as determined by
<em><code class="parameter">qualifiedName</code></em>.
</p>
</dd>
</dt>
</dl>
</p>
<p class="para">This method <em class="emphasis">may</em> be called statically, but will issue an <strong><code>E_STRICT</code></strong> error.</p>
</div>
<div class="refsect1 examples" id="refsect1-domimplementation.createdocumenttype-examples">
<h3 class="title">Examples</h3>
<p class="para">
<div class="example" id="example-5424">
<p><strong>Example #1 Creating a document with an attached DTD</strong></p>
<div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB"><?php<br /><br /></span><span style="color: #FF8000">// Creates an instance of the DOMImplementation class<br /></span><span style="color: #0000BB">$imp </span><span style="color: #007700">= new </span><span style="color: #0000BB">DOMImplementation</span><span style="color: #007700">;<br /><br /></span><span style="color: #FF8000">// Creates a DOMDocumentType instance<br /></span><span style="color: #0000BB">$dtd </span><span style="color: #007700">= </span><span style="color: #0000BB">$imp</span><span style="color: #007700">-></span><span style="color: #0000BB">createDocumentType</span><span style="color: #007700">(</span><span style="color: #DD0000">'graph'</span><span style="color: #007700">, </span><span style="color: #DD0000">''</span><span style="color: #007700">, </span><span style="color: #DD0000">'graph.dtd'</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">// Creates a DOMDocument instance<br /></span><span style="color: #0000BB">$dom </span><span style="color: #007700">= </span><span style="color: #0000BB">$imp</span><span style="color: #007700">-></span><span style="color: #0000BB">createDocument</span><span style="color: #007700">(</span><span style="color: #DD0000">""</span><span style="color: #007700">, </span><span style="color: #DD0000">""</span><span style="color: #007700">, </span><span style="color: #0000BB">$dtd</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">// Set other properties<br /></span><span style="color: #0000BB">$dom</span><span style="color: #007700">-></span><span style="color: #0000BB">encoding </span><span style="color: #007700">= </span><span style="color: #DD0000">'UTF-8'</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$dom</span><span style="color: #007700">-></span><span style="color: #0000BB">standalone </span><span style="color: #007700">= </span><span style="color: #0000BB">false</span><span style="color: #007700">;<br /><br /></span><span style="color: #FF8000">// Create an empty element<br /></span><span style="color: #0000BB">$element </span><span style="color: #007700">= </span><span style="color: #0000BB">$dom</span><span style="color: #007700">-></span><span style="color: #0000BB">createElement</span><span style="color: #007700">(</span><span style="color: #DD0000">'graph'</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">// Append the element<br /></span><span style="color: #0000BB">$dom</span><span style="color: #007700">-></span><span style="color: #0000BB">appendChild</span><span style="color: #007700">(</span><span style="color: #0000BB">$element</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">// Retrieve and print the document<br /></span><span style="color: #007700">echo </span><span style="color: #0000BB">$dom</span><span style="color: #007700">-></span><span style="color: #0000BB">saveXML</span><span style="color: #007700">();<br /><br /></span><span style="color: #0000BB">?></span>
</span>
</code></div>
</div>
<div class="example-contents"><p>The above example will output:</p></div>
<div class="example-contents screen">
<div class="cdata"><pre>
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<!DOCTYPE graph SYSTEM "graph.dtd">
<graph/>
</pre></div>
</div>
</div>
</p>
</div>
<div class="refsect1 seealso" id="refsect1-domimplementation.createdocumenttype-seealso">
<h3 class="title">See Also</h3>
<p class="para">
<ul class="simplelist">
<li class="member"> <span class="methodname"><a href="domimplementation.createdocument.html" class="methodname" rel="rdfs-seeAlso">DOMImplementation::createDocument()</a> - Creates a DOMDocument object of the specified type with its document element</span></li>
</ul>
</p>
</div>
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