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Interface</title>
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<h1><tt><span class=
"c2"><tt>tree</tt></span>::const_node_iterator</tt>
Interface</h1>
<p>Const node iterator.</p>
<p>This is an &qout;iterator to an iterator&qout; - it
iterates over nodes, and de-referencing it returns one of the
tree's iterators</p>
<h2><a name="link1" id="link1">Public Types and
Constants</a></h2>
<h3><a name="link2" id="link2">Iterator Definitions</a></h3>
<table class="c2" width="100%" border="1" summary="Types">
<tr>
<td width="30%" align="left"><b>Type</b></td>
<td width="55%" align="left"><b>Definition</b></td>
<td width="15%" align="left"><b>Description</b></td>
</tr>
<tr>
<td>
<pre>
<a name="iterator_category2821876439" id=
"iterator_category2821876439">iterator_category</a>
</pre>
</td>
<td>
<pre>
trivial_iterator_tag
</pre>
</td>
<td>
<p>Category.</p>
<p>This tag identifies that the iterator has none of the
STL's iterators' movement abilities.</p>
</td>
</tr>
<tr>
<td>
<pre>
<a name="difference_type868028452" id=
"difference_type868028452">difference_type</a>
</pre>
</td>
<td>
<pre class="c1">
void
</pre>
</td>
<td>
<p>Difference type.</p>
</td>
</tr>
</table>
<h3><a name="link3" id="link3">Value-Type Definitions</a></h3>
<p>Note that a node iterator's value type is actually a tree
iterator.</p>
<table class="c2" width="100%" border="1" summary="Types">
<tr>
<td width="30%" align="left"><b>Type</b></td>
<td width="55%" align="left"><b>Definition</b></td>
<td width="15%" align="left"><b>Description</b></td>
</tr>
<tr>
<td>
<pre>
<a name="value_type279018186" id=
"value_type279018186">value_type</a>
</pre>
</td>
<td>
<pre>
<a href=
"container_base.html#const_iterator98626788"><span class="c2"><tt>container_base</tt></span>::const_iterator</a>
</pre>
</td>
<td>
<p>Iterator's value type.</p>
</td>
</tr>
<tr>
<td>
<pre>
<a name="reference54418471" id="reference54418471">reference</a>
</pre>
</td>
<td>
<pre>
<a href=
"container_base.html#const_iterator98626788"><span class="c2"><tt>container_base</tt></span>::const_iterator</a>
</pre>
</td>
<td>
<p>Iterator's reference type.</p>
</td>
</tr>
<tr>
<td>
<pre>
<a name="const_reference495461441" id=
"const_reference495461441">const_reference</a>
</pre>
</td>
<td>
<pre>
<a href=
"container_base.html#const_iterator98626788"><span class="c2"><tt>container_base</tt></span>::const_iterator</a>
</pre>
</td>
<td>
<p>Iterator's const <a href=
"#reference54418471"><tt>reference</tt></a> type.</p>
</td>
</tr>
</table>
<h3><a name="link4" id="link4">Metadata Definitions</a></h3>
<p>These are only defined if <a href=
"basic_tree.html#Node_Update841554648"><span class="c2">
<tt>basic_tree</tt></span>::Node_Update</a>
is not <a href="null_tree_node_update.html"><span class=
"c2"><tt>null_tree_node_update</tt></span></a></p>
<table class="c2" width="100%" border="1" summary="Types">
<tr>
<td width="30%" align="left"><b>Type</b></td>
<td width="55%" align="left"><b>Definition</b></td>
<td width="15%" align="left"><b>Description</b></td>
</tr>
<tr>
<td>
<pre>
<a name="metadata_type2849297114" id=
"metadata_type2849297114">metadata_type</a>
</pre>
</td>
<td>
<pre>
<tt><b>typename</b></tt> <a href=
"basic_tree.html#Node_Update841554648"><span class="c2"><tt>basic_tree</tt></span>::Node_Update</a><tt>::metadata_type</tt>
</pre>
</td>
<td>
<p>Metadata type.</p>
</td>
</tr>
<tr>
<td>
<pre>
<a name="const_metadata_reference1108857465" id=
"const_metadata_reference1108857465">const_metadata_reference</a>
</pre>
</td>
<td>
<pre>
<b>typename</b> Allocator::<b>template</b> rebind<
<a href=
"#metadata_type2849297114"><tt>metadata_type</tt></a>>::other::<a href="#const_reference495461441"><tt>const_reference</tt></a>
</pre>
</td>
<td>
<p>Const metadata <a href=
"#reference54418471"><tt>reference</tt></a> type.</p>
</td>
</tr>
</table>
<h2><a name="link5" id="link5">Public Methods</a></h2>
<h3><a name="link6" id="link6">Constructors, Destructor, and
Related</a></h3>
<table class="c2" width="100%" border="1" summary="Methods">
<tr>
<td width="45%" align="left"><b>Method</b></td>
<td width="55%" align="left"><b>Description</b></td>
</tr>
<tr>
<td>
<pre>
<b>inline</b>
const_node_iterator
()
</pre>
</td>
<td>
<p>Default constructor.</p>
</td>
</tr>
</table>
<h3><a name="link7" id="link7">Access Methods</a></h3>
<table class="c2" width="100%" border="1" summary="Methods">
<tr>
<td width="45%" align="left"><b>Method</b></td>
<td width="55%" align="left"><b>Description</b></td>
</tr>
<tr>
<td>
<pre>
<b>inline</b> <a href=
"#const_reference495461441"><tt>const_reference</tt></a>
<b>operator</b>*
() <b>const</b>
</pre>
</td>
<td>
<p>Access.</p>
</td>
</tr>
</table>
<h3><a name="link8" id="link8">Metadata Access Methods</a></h3>
<p>These are only defined if <a href=
"basic_tree.html#Node_Update841554648"><span class="c2">
<tt>basic_tree</tt></span>::Node_Update</a>
is not <a href="null_tree_node_update.html"><span class=
"c2"><tt>null_tree_node_update</tt></span></a></p>
<table class="c2" width="100%" border="1" summary="Methods">
<tr>
<td width="45%" align="left"><b>Method</b></td>
<td width="55%" align="left"><b>Description</b></td>
</tr>
<tr>
<td>
<pre>
<b>inline</b> <a href=
"#const_metadata_reference1108857465"><tt>const_metadata_reference</tt></a>
get_metadata
() <b>const</b>
</pre>
</td>
<td>
<p>Metadata access.</p>
</td>
</tr>
</table>
<h3><a name="link9" id="link9">Movement Methods</a></h3>
<table class="c2" width="100%" border="1" summary="Methods">
<tr>
<td width="45%" align="left"><b>Method</b></td>
<td width="55%" align="left"><b>Description</b></td>
</tr>
<tr>
<td>
<pre>
<b>inline</b> <span class="c2"><tt>const_node_iterator</tt></span>
get_l_child
() <b>const</b>
</pre>
</td>
<td>
<p>Returns the const node iterator associated with the
left node.</p>
</td>
</tr>
<tr>
<td>
<pre>
<b>inline</b> <span class="c2"><tt>const_node_iterator</tt></span>
get_r_child
() <b>const</b>
</pre>
</td>
<td>
<p>Returns the const node iterator associated with the
right node.</p>
</td>
</tr>
</table>
<h3><a name="link10" id="link10">Comparison Methods</a></h3>
<table class="c2" width="100%" border="1" summary="Methods">
<tr>
<td width="45%" align="left"><b>Method</b></td>
<td width="55%" align="left"><b>Description</b></td>
</tr>
<tr>
<td>
<pre>
<b>inline</b> <b>bool</b>
<b>operator</b>==
(<b>const</b> <span class=
"c2"><tt>const_node_iterator</tt></span> &other) <b>const</b>
</pre>
</td>
<td>
<p>Compares to a different iterator object.</p>
</td>
</tr>
<tr>
<td>
<pre>
<b>inline</b> <b>bool</b>
<b>operator</b>!=
(<b>const</b> <span class=
"c2"><tt>const_node_iterator</tt></span> &other) <b>const</b>
</pre>
</td>
<td>
<p>Compares (negatively) to a different iterator
object.</p>
</td>
</tr>
</table>
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