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<H3><A NAME="SECTION0015626000000000000000"></A><A NAME="dom-element-objects"></A>
<BR>
13.6.2.6 Element Objects
</H3>

<P>
<tt class="class">Element</tt> is a subclass of <tt class="class">Node</tt>, so inherits all the
attributes of that class.

<P>
<dl><dt><b><tt id='l2h-4403' xml:id='l2h-4403' class="member">tagName</tt></b></dt>
<dd>
The element type name.  In a namespace-using document it may have
colons in it.  The value is a string.
</dl>

<P>
<dl><dt><table cellpadding="0" cellspacing="0"><tr valign="baseline">
  <td><nobr><b><tt id='l2h-4404' xml:id='l2h-4404' class="method">getElementsByTagName</tt></b>(</nobr></td>
  <td><var>tagName</var>)</td></tr></table></dt>
<dd>
Same as equivalent method in the <tt class="class">Document</tt> class.
</dl>

<P>
<dl><dt><table cellpadding="0" cellspacing="0"><tr valign="baseline">
  <td><nobr><b><tt id='l2h-4405' xml:id='l2h-4405' class="method">getElementsByTagNameNS</tt></b>(</nobr></td>
  <td><var>tagName</var>)</td></tr></table></dt>
<dd>
Same as equivalent method in the <tt class="class">Document</tt> class.
</dl>

<P>
<dl><dt><table cellpadding="0" cellspacing="0"><tr valign="baseline">
  <td><nobr><b><tt id='l2h-4406' xml:id='l2h-4406' class="method">hasAttribute</tt></b>(</nobr></td>
  <td><var>name</var>)</td></tr></table></dt>
<dd>
Returns true if the element has an attribute named by <var>name</var>.
</dl>

<P>
<dl><dt><table cellpadding="0" cellspacing="0"><tr valign="baseline">
  <td><nobr><b><tt id='l2h-4407' xml:id='l2h-4407' class="method">hasAttributeNS</tt></b>(</nobr></td>
  <td><var>namespaceURI, localName</var>)</td></tr></table></dt>
<dd>
Returns true if the element has an attribute named by
<var>namespaceURI</var> and <var>localName</var>.
</dl>

<P>
<dl><dt><table cellpadding="0" cellspacing="0"><tr valign="baseline">
  <td><nobr><b><tt id='l2h-4408' xml:id='l2h-4408' class="method">getAttribute</tt></b>(</nobr></td>
  <td><var>name</var>)</td></tr></table></dt>
<dd>
Return the value of the attribute named by <var>name</var> as a
string. If no such attribute exists, an empty string is returned,
as if the attribute had no value.
</dl>

<P>
<dl><dt><table cellpadding="0" cellspacing="0"><tr valign="baseline">
  <td><nobr><b><tt id='l2h-4409' xml:id='l2h-4409' class="method">getAttributeNode</tt></b>(</nobr></td>
  <td><var>attrname</var>)</td></tr></table></dt>
<dd>
Return the <tt class="class">Attr</tt> node for the attribute named by
<var>attrname</var>.
</dl>

<P>
<dl><dt><table cellpadding="0" cellspacing="0"><tr valign="baseline">
  <td><nobr><b><tt id='l2h-4410' xml:id='l2h-4410' class="method">getAttributeNS</tt></b>(</nobr></td>
  <td><var>namespaceURI, localName</var>)</td></tr></table></dt>
<dd>
Return the value of the attribute named by <var>namespaceURI</var> and
<var>localName</var> as a string. If no such attribute exists, an empty
string is returned, as if the attribute had no value.
</dl>

<P>
<dl><dt><table cellpadding="0" cellspacing="0"><tr valign="baseline">
  <td><nobr><b><tt id='l2h-4411' xml:id='l2h-4411' class="method">getAttributeNodeNS</tt></b>(</nobr></td>
  <td><var>namespaceURI, localName</var>)</td></tr></table></dt>
<dd>
Return an attribute value as a node, given a <var>namespaceURI</var> and
<var>localName</var>.
</dl>

<P>
<dl><dt><table cellpadding="0" cellspacing="0"><tr valign="baseline">
  <td><nobr><b><tt id='l2h-4412' xml:id='l2h-4412' class="method">removeAttribute</tt></b>(</nobr></td>
  <td><var>name</var>)</td></tr></table></dt>
<dd>
Remove an attribute by name.  No exception is raised if there is no
matching attribute.
</dl>

<P>
<dl><dt><table cellpadding="0" cellspacing="0"><tr valign="baseline">
  <td><nobr><b><tt id='l2h-4413' xml:id='l2h-4413' class="method">removeAttributeNode</tt></b>(</nobr></td>
  <td><var>oldAttr</var>)</td></tr></table></dt>
<dd>
Remove and return <var>oldAttr</var> from the attribute list, if present.
If <var>oldAttr</var> is not present, <tt class="exception">NotFoundErr</tt> is raised.
</dl>

<P>
<dl><dt><table cellpadding="0" cellspacing="0"><tr valign="baseline">
  <td><nobr><b><tt id='l2h-4414' xml:id='l2h-4414' class="method">removeAttributeNS</tt></b>(</nobr></td>
  <td><var>namespaceURI, localName</var>)</td></tr></table></dt>
<dd>
Remove an attribute by name.  Note that it uses a localName, not a
qname.  No exception is raised if there is no matching attribute.
</dl>

<P>
<dl><dt><table cellpadding="0" cellspacing="0"><tr valign="baseline">
  <td><nobr><b><tt id='l2h-4415' xml:id='l2h-4415' class="method">setAttribute</tt></b>(</nobr></td>
  <td><var>name, value</var>)</td></tr></table></dt>
<dd>
Set an attribute value from a string.
</dl>

<P>
<dl><dt><table cellpadding="0" cellspacing="0"><tr valign="baseline">
  <td><nobr><b><tt id='l2h-4416' xml:id='l2h-4416' class="method">setAttributeNode</tt></b>(</nobr></td>
  <td><var>newAttr</var>)</td></tr></table></dt>
<dd>
Add a new attribute node to the element, replacing an existing
attribute if necessary if the <tt class="member">name</tt> attribute matches.  If a
replacement occurs, the old attribute node will be returned.  If
<var>newAttr</var> is already in use, <tt class="exception">InuseAttributeErr</tt> will be
raised.
</dl>

<P>
<dl><dt><table cellpadding="0" cellspacing="0"><tr valign="baseline">
  <td><nobr><b><tt id='l2h-4417' xml:id='l2h-4417' class="method">setAttributeNodeNS</tt></b>(</nobr></td>
  <td><var>newAttr</var>)</td></tr></table></dt>
<dd>
Add a new attribute node to the element, replacing an existing
attribute if necessary if the <tt class="member">namespaceURI</tt> and
<tt class="member">localName</tt> attributes match.  If a replacement occurs, the old
attribute node will be returned.  If <var>newAttr</var> is already in use,
<tt class="exception">InuseAttributeErr</tt> will be raised.
</dl>

<P>
<dl><dt><table cellpadding="0" cellspacing="0"><tr valign="baseline">
  <td><nobr><b><tt id='l2h-4418' xml:id='l2h-4418' class="method">setAttributeNS</tt></b>(</nobr></td>
  <td><var>namespaceURI, qname, value</var>)</td></tr></table></dt>
<dd>
Set an attribute value from a string, given a <var>namespaceURI</var> and a
<var>qname</var>.  Note that a qname is the whole attribute name.  This is
different than above.
</dl>

<P>

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<span class="release-info">Release 2.4.2, documentation updated on 28 September 2005.</span>
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