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6<title>QDomNodeList Class</title>
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32<td align="right" valign="center"><img src="logo32.png" align="right" width="64" height="32" border="0"></td></tr></table><h1 align=center>QDomNodeList Class Reference<br><small>[<a href="xml.html">XML module</a>]</small></h1>
33
34<p>The QDomNodeList class is a list of QDomNode objects.
35<a href="#details">More...</a>
36<p>All the functions in this class are <a href="threads.html#reentrant">reentrant</a> when Qt is built with thread support.</p>
37<p><tt>#include &lt;<a href="qdom-h.html">qdom.h</a>&gt;</tt>
38<p><a href="qdomnodelist-members.html">List of all member functions.</a>
39<h2>Public Members</h2>
40<ul>
41<li class=fn><a href="#QDomNodeList"><b>QDomNodeList</b></a> ()</li>
42<li class=fn><a href="#QDomNodeList-2"><b>QDomNodeList</b></a> ( const&nbsp;QDomNodeList&nbsp;&amp;&nbsp;n )</li>
43<li class=fn>QDomNodeList &amp; <a href="#operator-eq"><b>operator=</b></a> ( const&nbsp;QDomNodeList&nbsp;&amp;&nbsp;n )</li>
44<li class=fn>bool <a href="#operator-eq-eq"><b>operator==</b></a> ( const&nbsp;QDomNodeList&nbsp;&amp;&nbsp;n ) const</li>
45<li class=fn>bool <a href="#operator!-eq"><b>operator!=</b></a> ( const&nbsp;QDomNodeList&nbsp;&amp;&nbsp;n ) const</li>
46<li class=fn>virtual <a href="#~QDomNodeList"><b>~QDomNodeList</b></a> ()</li>
47<li class=fn>virtual QDomNode <a href="#item"><b>item</b></a> ( int&nbsp;index ) const</li>
48<li class=fn>virtual uint <a href="#length"><b>length</b></a> () const</li>
49<li class=fn>uint <a href="#count"><b>count</b></a> () const</li>
50</ul>
51<hr><a name="details"></a><h2>Detailed Description</h2>
52
53
54
55The QDomNodeList class is a list of <a href="qdomnode.html">QDomNode</a> objects.
56
57<p>
58
59<p> Lists can be obtained by <a href="qdomdocument.html#elementsByTagName">QDomDocument::elementsByTagName</a>() and
60<a href="qdomnode.html#childNodes">QDomNode::childNodes</a>(). The Document Object Model (DOM) requires
61these lists to be "live": whenever you change the underlying
62document, the contents of the list will get updated.
63<p> You can get a particular node from the list with <a href="#item">item</a>(). The
64number of items in the list is returned by <a href="#count">count</a>() (and by
65<a href="#length">length</a>()).
66<p> For further information about the Document Object Model see <a href="http://www.w3.org/TR/REC-DOM-Level-1/">http://www.w3.org/TR/REC-DOM-Level-1/</a> and <a href="http://www.w3.org/TR/DOM-Level-2-Core/">http://www.w3.org/TR/DOM-Level-2-Core/</a>. For a more general
67introduction of the DOM implementation see the <a href="qdomdocument.html">QDomDocument</a>
68documentation.
69<p> <p>See also <a href="qdomnode.html#childNodes">QDomNode::childNodes</a>(), <a href="qdomdocument.html#elementsByTagName">QDomDocument::elementsByTagName</a>(), and <a href="xml-tools.html">XML</a>.
70
71<hr><h2>Member Function Documentation</h2>
72<h3 class=fn><a name="QDomNodeList"></a>QDomNodeList::QDomNodeList ()
73</h3>
74Creates an empty node list.
75
76<h3 class=fn><a name="QDomNodeList-2"></a>QDomNodeList::QDomNodeList ( const&nbsp;<a href="qdomnodelist.html">QDomNodeList</a>&nbsp;&amp;&nbsp;n )
77</h3>
78Constructs a copy of <em>n</em>.
79
80<h3 class=fn><a name="~QDomNodeList"></a>QDomNodeList::~QDomNodeList ()<tt> [virtual]</tt>
81</h3>
82Destroys the object and frees its resources.
83
84<h3 class=fn>uint <a name="count"></a>QDomNodeList::count () const
85</h3>
86
87<p> Returns the number of nodes in the list.
88<p> This function is the same as <a href="#length">length</a>().
89
90<h3 class=fn><a href="qdomnode.html">QDomNode</a> <a name="item"></a>QDomNodeList::item ( int&nbsp;index ) const<tt> [virtual]</tt>
91</h3>
92Returns the node at position <em>index</em>.
93<p> If <em>index</em> is negative or if <em>index</em> >= <a href="#length">length</a>() then a null
94node is returned (i.e. a node for which <a href="qdomnode.html#isNull">QDomNode::isNull</a>() returns
95TRUE).
96<p> <p>See also <a href="#count">count</a>().
97
98<h3 class=fn>uint <a name="length"></a>QDomNodeList::length () const<tt> [virtual]</tt>
99</h3>
100Returns the number of nodes in the list.
101<p> This function is the same as <a href="#count">count</a>().
102
103<h3 class=fn>bool <a name="operator!-eq"></a>QDomNodeList::operator!= ( const&nbsp;<a href="qdomnodelist.html">QDomNodeList</a>&nbsp;&amp;&nbsp;n ) const
104</h3>
105Returns TRUE the node list <em>n</em> and this node list are not equal;
106otherwise returns FALSE.
107
108<h3 class=fn><a href="qdomnodelist.html">QDomNodeList</a>&nbsp;&amp; <a name="operator-eq"></a>QDomNodeList::operator= ( const&nbsp;<a href="qdomnodelist.html">QDomNodeList</a>&nbsp;&amp;&nbsp;n )
109</h3>
110Assigns <em>n</em> to this node list.
111
112<h3 class=fn>bool <a name="operator-eq-eq"></a>QDomNodeList::operator== ( const&nbsp;<a href="qdomnodelist.html">QDomNodeList</a>&nbsp;&amp;&nbsp;n ) const
113</h3>
114Returns TRUE if the node list <em>n</em> and this node list are equal;
115otherwise returns FALSE.
116
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