Revision 455443 of DocumentType

<p>The <strong><code>DocumentType</code></strong> interface represents a {{domxref("Node")}} containing a doctype.</p>
<h2 id="Properties" name="Properties">Properties</h2>
<p><em>Inherits properties from its parent, {{domxref("Node")}}, and implements the {{domxref("ChildNode")}} interface.</em></p>
<dl>
  <dt>
    &nbsp;</dt>
  <dt>
    {{domxref("DocumentType.entities")}} {{readonlyInline}} {{deprecated_Inline}}</dt>
  <dd>
    ...</dd>
  <dt>
    {{domxref("DocumentType.internalSubset")}} {{readonlyInline}} {{deprecated_Inline}}</dt>
  <dd>
    ...</dd>
  <dt>
    {{domxref("DocumentType.name")}} {{readonlyInline}}</dt>
  <dd>
    ...</dd>
  <dt>
    {{domxref("DocumentType.notations")}} {{readonlyInline}} {{deprecated_Inline}}</dt>
  <dd>
    ...</dd>
  <dt>
    {{domxref("ChildNode.nextElementSibling")}} {{readonlyInline}}</dt>
  <dd>
    Returns the {{domxref("Element")}} immediately following the specified one in its parent's children list, or <code>null</code> if the specified element is the first one in the list.</dd>
  <dt>
    {{domxref("DocumentType.publicId")}} {{readonlyInline}}</dt>
  <dd>
    ...</dd>
  <dt>
    {{domxref("ChildNode.previousElementSibling")}} {{readonlyInline}}</dt>
  <dd>
    Returns the {{domxref("Element")}} immediately prior to the specified one in its parent's children list, or <code>null</code> if the specified element is the first one in the list.</dd>
  <dt>
    {{domxref("DocumentType.systemId")}} {{readonlyInline}}</dt>
  <dd>
    ...</dd>
</dl>
<h2 id="Specification" name="Specification">Methods</h2>
<p><em>Inherits methods from its parent, {{domxref("Node")}}, and implements the {{domxref("ChildNode")}} interface.</em></p>
<dl>
  <dt>
    {{domxref("ChildNode.remove")}} {{experimental_inline}}</dt>
  <dd>
    Removes the object from its parent children list.</dd>
</dl>
<h2 id="Specification" name="Specification">Specifications</h2>
<table class="standard-table">
  <tbody>
    <tr>
      <th scope="col">Specification</th>
      <th scope="col">Status</th>
      <th scope="col">Comment</th>
    </tr>
    <tr>
      <td>{{SpecName('DOM WHATWG', '#documenttype', 'DocumentType')}}</td>
      <td>{{Spec2('DOM WHATWG')}}</td>
      <td>Added implemention of the {{domxref("ChildNode")}} interface.<br />
        Removed the <code>internalSubset</code>, <code>entities</code>, and <code>notation</code> properties.</td>
    </tr>
    <tr>
      <td>{{SpecName('DOM3 Core', 'core.html#ID-412266927', 'DocumentType')}}</td>
      <td>{{Spec2('DOM3 Core')}}</td>
      <td>No change from {{SpecName('DOM2 Core')}}.</td>
    </tr>
    <tr>
      <td>{{SpecName('DOM2 Core', 'core.html#ID-412266927', 'CharacterData')}}</td>
      <td>{{Spec2('DOM2 Core')}}</td>
      <td>Added the <code>publicID</code>, <code>systemID</code>, and <code>internalSubset</code> properties.</td>
    </tr>
    <tr>
      <td>{{SpecName('DOM1', 'level-one-core.html#ID-412266927', 'CharacterData')}}</td>
      <td>{{Spec2('DOM1')}}</td>
      <td>Initial definition.</td>
    </tr>
  </tbody>
</table>
<h2 id="Browser_Compatibility">Browser Compatibility</h2>
<p>{{CompatibilityTable}}</p>
<div id="compat-desktop">
  <table class="compat-table">
    <tbody>
      <tr>
        <th>Feature</th>
        <th>Chrome</th>
        <th>Firefox (Gecko)</th>
        <th>Internet Explorer</th>
        <th>Opera</th>
        <th>Safari</th>
      </tr>
      <tr>
        <td>Basic support</td>
        <td>1.0</td>
        <td>{{CompatGeckoDesktop("1.0")}}</td>
        <td>{{CompatVersionUnknown}}</td>
        <td>{{CompatVersionUnknown}}</td>
        <td>{{CompatVersionUnknown}}</td>
      </tr>
      <tr>
        <td><code>entities</code> and <code>notations</code></td>
        <td>1.0 [1]</td>
        <td>{{CompatGeckoDesktop("1.0")}}<br />
          Removed in {{CompatGeckoDesktop("6.0")}}</td>
        <td>{{CompatUnknown}}</td>
        <td>{{CompatVersionUnknown}} [1]</td>
        <td>{{CompatVersionUnknown}}</td>
      </tr>
      <tr>
        <td>Implements {{domxref("ChildNode")}}</td>
        <td>29.0</td>
        <td>{{CompatGeckoDesktop("25.0")}}</td>
        <td>{{CompatNo}}</td>
        <td>16.0</td>
        <td>{{CompatNo}}</td>
      </tr>
    </tbody>
  </table>
</div>
<div id="compat-mobile">
  <table class="compat-table">
    <tbody>
      <tr>
        <th>Feature</th>
        <th>Android</th>
        <th>Firefox Mobile (Gecko)</th>
        <th>IE Mobile</th>
        <th>Opera Mobile</th>
        <th>Safari Mobile</th>
      </tr>
      <tr>
        <td>Basic support</td>
        <td>{{CompatVersionUnknown}}</td>
        <td>{{CompatGeckoMobile("1.0")}}</td>
        <td>{{CompatVersionUnknown}}</td>
        <td>{{CompatVersionUnknown}}</td>
        <td>{{CompatVersionUnknown}}</td>
      </tr>
      <tr>
        <td><code>entities</code> and <code>notations</code></td>
        <td>{{CompatVersionUnknown}} [1]</td>
        <td>{{CompatGeckoMobile("1.0")}}<br />
          Removed in {{CompatGeckoMobile("6.0")}}</td>
        <td>{{CompatUnknown}}</td>
        <td>{{CompatVersionUnknown}}</td>
        <td>{{CompatVersionUnknown}}</td>
      </tr>
      <tr>
        <td>Implements {{domxref("ChildNode")}}</td>
        <td>29.0</td>
        <td>{{CompatGeckoMobile("25.0")}}</td>
        <td>{{CompatNo}}</td>
        <td>16.0</td>
        <td>{{CompatNo}}</td>
      </tr>
    </tbody>
  </table>
</div>
<p>[1] The Chromium project plans to drop supports for the <code>internalSubset</code>, <code>entities</code> and <code>notations</code> methods.</p>
<h2 id="See_also">See also</h2>
<ul>
  <li><a href="/en-US/docs/DOM/DOM_Reference" title="/en-US/docs/DOM/DOM_Reference">The DOM interfaces index.</a></li>
</ul>