<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=US-ASCII"> <title>Associative Iterator</title> <link rel="stylesheet" href="../../../../../../../doc/html/boostbook.css" type="text/css"> <meta name="generator" content="DocBook XSL Stylesheets V1.75.1"> <link rel="home" href="../../../index.html" title="Chapter 1. Fusion 2.0"> <link rel="up" href="../concepts.html" title="Concepts"> <link rel="prev" href="random_access_iterator.html" title="Random Access Iterator"> <link rel="next" href="../functions.html" title="Functions"> </head> <body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"> <table cellpadding="2" width="100%"><tr> <td valign="top"><img alt="Boost C++ Libraries" width="277" height="86" src="../../../../../../../boost.png"></td> <td align="center"><a href="../../../../../../../index.html">Home</a></td> <td align="center"><a href="../../../../../../libraries.htm">Libraries</a></td> <td align="center"><a 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</h4></div></div></div> <a name="fusion.iterator.concepts.associative_iterator.description"></a><h6> <a name="id627097"></a> <a class="link" href="associative_iterator.html#fusion.iterator.concepts.associative_iterator.description">Description</a> </h6> <p> An Associative Iterator provides additional semantics to obtain the properties of the element of an associative forward, bidirectional or random access sequence. </p> <div class="variablelist" title="Notation"> <p class="title"><b>Notation</b></p> <dl> <dt><span class="term"><code class="computeroutput"><span class="identifier">i</span></code></span></dt> <dd><p> Associative Iterator </p></dd> <dt><span class="term"><code class="computeroutput"><span class="identifier">I</span></code></span></dt> <dd><p> Associative Iterator type </p></dd> </dl> </div> <a name="fusion.iterator.concepts.associative_iterator.refinement_of"></a><h6> <a name="id627161"></a> <a class="link" href="associative_iterator.html#fusion.iterator.concepts.associative_iterator.refinement_of">Refinement of</a> </h6> <p> <a class="link" href="forward_iterator.html" title="Forward Iterator">Forward Iterator</a>, <a class="link" href="bidirectional_iterator.html" title="Bidirectional Iterator">Bidirectional Iterator</a> or <a class="link" href="random_access_iterator.html" title="Random Access Iterator">Random Access Iterator</a> </p> <a name="fusion.iterator.concepts.associative_iterator.expression_requirements"></a><h6> <a name="id627195"></a> <a class="link" href="associative_iterator.html#fusion.iterator.concepts.associative_iterator.expression_requirements">Expression requirements</a> </h6> <p> In addition to the requirements defined in <a class="link" href="forward_iterator.html" title="Forward Iterator">Forward Iterator</a>, <a class="link" href="bidirectional_iterator.html" title="Bidirectional Iterator">Bidirectional Iterator</a> or <a class="link" href="random_access_iterator.html" title="Random Access Iterator">Random Access Iterator</a> the following expressions must be valid: </p> <div class="informaltable"><table class="table"> <colgroup> <col> <col> <col> </colgroup> <thead><tr> <th> <p> Expression </p> </th> <th> <p> Return type </p> </th> <th> <p> Runtime Complexity </p> </th> </tr></thead> <tbody><tr> <td> <p> <code class="computeroutput"><a class="link" href="../functions/deref_data.html" title="deref_data"><code class="computeroutput"><span class="identifier">deref_data</span></code></a><span class="special">(</span><span class="identifier">i</span><span class="special">)</span></code> </p> </td> <td> <p> <code class="computeroutput"><a class="link" href="../metafunctions/deref_data.html" title="deref_data"><code class="computeroutput"><span class="identifier">result_of</span><span class="special">::</span><span class="identifier">deref_data</span></code></a><span class="special"><</span><span class="identifier">I</span><span class="special">>::</span><span class="identifier">type</span></code> </p> </td> <td> <p> Constant </p> </td> </tr></tbody> </table></div> <a name="fusion.iterator.concepts.associative_iterator.meta_expressions"></a><h6> <a name="id627347"></a> <a class="link" href="associative_iterator.html#fusion.iterator.concepts.associative_iterator.meta_expressions">Meta Expressions</a> </h6> <div class="informaltable"><table class="table"> <colgroup> <col> <col> </colgroup> <thead><tr> <th> <p> Expression </p> </th> <th> <p> Compile Time Complexity </p> </th> </tr></thead> <tbody> <tr> <td> <p> <code class="computeroutput"><a class="link" href="../metafunctions/key_of.html" title="key_of"><code class="computeroutput"><span class="identifier">result_of</span><span class="special">::</span><span class="identifier">key_of</span></code></a><span class="special"><</span><span class="identifier">I</span><span class="special">>::</span><span class="identifier">type</span></code> </p> </td> <td> <p> Amortized constant time </p> </td> </tr> <tr> <td> <p> <code class="computeroutput"><a class="link" href="../metafunctions/value_of_data.html" title="value_of_data"><code class="computeroutput"><span class="identifier">result_of</span><span class="special">::</span><span class="identifier">value_of_data</span></code></a><span class="special"><</span><span class="identifier">I</span><span class="special">>::</span><span class="identifier">type</span></code> </p> </td> <td> <p> Amortized constant time </p> </td> </tr> <tr> <td> <p> <code class="computeroutput"><a class="link" href="../metafunctions/deref_data.html" title="deref_data"><code class="computeroutput"><span class="identifier">result_of</span><span class="special">::</span><span class="identifier">deref_data</span></code></a><span class="special"><</span><span class="identifier">I</span><span class="special">>::</span><span class="identifier">type</span></code> </p> </td> <td> <p> Amortized constant time </p> </td> </tr> </tbody> </table></div> <a name="fusion.iterator.concepts.associative_iterator.models"></a><h6> <a name="id627553"></a> <a class="link" href="associative_iterator.html#fusion.iterator.concepts.associative_iterator.models">Models</a> </h6> <div class="itemizedlist"><ul class="itemizedlist" type="disc"> <li class="listitem"> <a class="link" href="../../container/map.html" title="map"><code class="computeroutput"><span class="identifier">map</span></code></a> iterator </li> <li class="listitem"> <a class="link" href="../../container/set.html" title="set"><code class="computeroutput"><span class="identifier">set</span></code></a> iterator </li> <li class="listitem"> <a class="link" href="../../view/filter_view.html" title="filter_view"><code class="computeroutput"><span class="identifier">filter_view</span></code></a> iterator (where adapted sequence is an <a class="link" href="../../sequence/concepts/associative_sequence.html" title="Associative Sequence">Associative Sequence</a> and a <a class="link" href="../../sequence/concepts/forward_sequence.html" title="Forward Sequence">Forward Sequence</a>) </li> <li class="listitem"> <a class="link" href="../../view/iterator_range.html" title="iterator_range"><code class="computeroutput"><span class="identifier">iterator_range</span></code></a> iterator (where adapted iterators are <a class="link" href="associative_iterator.html" title="Associative Iterator">Associative Iterator</a>s) </li> <li class="listitem"> <a class="link" href="../../view/joint_view.html" title="joint_view"><code class="computeroutput"><span class="identifier">joint_view</span></code></a> iterator (where adapted sequences are <a class="link" href="../../sequence/concepts/associative_sequence.html" title="Associative Sequence">Associative Sequence</a>s and <a class="link" href="../../sequence/concepts/forward_sequence.html" title="Forward Sequence">Forward Sequence</a>s) </li> <li class="listitem"> <a class="link" href="../../view/reverse_view.html" title="reverse_view"><code class="computeroutput"><span class="identifier">reverse_view</span></code></a> iterator (where adapted sequence is an <a class="link" href="../../sequence/concepts/associative_sequence.html" title="Associative Sequence">Associative Sequence</a> and a <a class="link" href="../../sequence/concepts/bidirectional_sequence.html" title="Bidirectional Sequence">Bidirectional Sequence</a>) </li> </ul></div> </div> <table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr> <td align="left"></td> <td align="right"><div class="copyright-footer">Copyright © 2001-2007 Joel de Guzman, Dan Marsden, Tobias Schwinger<p> Distributed under the Boost Software License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>) </p> </div></td> </tr></table> <hr> <div class="spirit-nav"> <a accesskey="p" href="random_access_iterator.html"><img src="../../../../../../../doc/html/images/prev.png" alt="Prev"></a><a accesskey="u" href="../concepts.html"><img src="../../../../../../../doc/html/images/up.png" alt="Up"></a><a accesskey="h" href="../../../index.html"><img src="../../../../../../../doc/html/images/home.png" alt="Home"></a><a accesskey="n" href="../functions.html"><img src="../../../../../../../doc/html/images/next.png" alt="Next"></a> </div> </body> </html>