1<?xml version="1.0" encoding="utf-8" ?> 2<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 3<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en"> 4<head> 5<meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> 6<meta name="generator" content="Docutils 0.7: http://docutils.sourceforge.net/" /> 7<title>The MPL Reference Manual: Concepts</title> 8<link rel="stylesheet" href="../style.css" type="text/css" /> 9</head> 10<body class="docframe refmanual"> 11<table class="header"><tr class="header"><td class="header-group navigation-bar"><span class="navigation-group"><a href="./sequences.html" class="navigation-link">Prev</a> <a href="./forward-sequence.html" class="navigation-link">Next</a></span><span class="navigation-group-separator"> | </span><span class="navigation-group">Back <a href="./classes.html" class="navigation-link">Along</a></span><span class="navigation-group-separator"> | </span><span class="navigation-group"><a href="./sequences.html" class="navigation-link">Up</a> <a href="../refmanual.html" class="navigation-link">Home</a></span><span class="navigation-group-separator"> | </span><span class="navigation-group"><a href="./refmanual_toc.html" class="navigation-link">Full TOC</a></span></td> 12<td class="header-group page-location"><a href="../refmanual.html" class="navigation-link">Front Page</a> / <a href="./sequences.html" class="navigation-link">Sequences</a> / <a href="./concepts.html" class="navigation-link">Concepts</a></td> 13</tr></table><div class="header-separator"></div> 14<div class="section" id="concepts"> 15<h1><a class="toc-backref" href="./sequences.html#id1394">Concepts</a></h1> 16<p id="label-sequences-concepts">The taxonomy of sequence concepts in MPL parallels the taxonomy of the MPL 17<a class="reference internal" href="./iterators.html">Iterators</a>, with two additional classification dimensions: 18<cite>extensibility</cite> and <cite>associativeness</cite>.</p> 19<!-- The latter two are orthogonal to 20sequence traversal characteristics, but not to each other, meaning that 21a sequence can be characterized as both `Bidirectional`__ 22and `Back Extensible`__, or `Bidirectional`__ and 23`Extensible Associative`__, but not as `Bidirectional`__, 24`Back Extensible`__ *and* `Extensible Associative`__. 25 26__ `Bidirectional Sequence`_ 27__ `Back Extensible Sequence`_ 28__ `Bidirectional Sequence`_ 29__ `Extensible Associative Sequence`_ 30__ `Bidirectional Sequence`_ 31__ `Back Extensible Sequence`_ 32__ `Extensible Associative Sequence`_ 33 34 35Two utility concepts, |Variadic Sequence| and |Integral Sequence Wrapper|, 36are not applicable in generic contexts, but are used to group together 37the common parts of different sequence classes' specifications. --> 38<!-- Sequences/Concepts//Forward Sequence |10 --> 39<ul class="toc simple" id="outline"> 40<li><a class="reference internal" href="./forward-sequence.html" id="id1395">Forward Sequence</a></li> 41<li><a class="reference internal" href="./bidirectional-sequence.html" id="id1396">Bidirectional Sequence</a></li> 42<li><a class="reference internal" href="./random-access-sequence.html" id="id1397">Random Access Sequence</a></li> 43<li><a class="reference internal" href="./extensible-sequence.html" id="id1398">Extensible Sequence</a></li> 44<li><a class="reference internal" href="./front-extensible-sequence.html" id="id1399">Front Extensible Sequence</a></li> 45<li><a class="reference internal" href="./back-extensible-sequence.html" id="id1400">Back Extensible Sequence</a></li> 46<li><a class="reference internal" href="./associative-sequence.html" id="id1401">Associative Sequence</a></li> 47<li><a class="reference internal" href="./extensible-associative-sequence.html" id="id1402">Extensible Associative Sequence</a></li> 48<li><a class="reference internal" href="./integral-sequence-wrapper.html" id="id1403">Integral Sequence Wrapper</a></li> 49<li><a class="reference internal" href="./variadic-sequence.html" id="id1404">Variadic Sequence</a></li> 50</ul> 51</div> 52 53<div class="footer-separator"></div> 54<table class="footer"><tr class="footer"><td class="header-group navigation-bar"><span class="navigation-group"><a href="./sequences.html" class="navigation-link">Prev</a> <a href="./forward-sequence.html" class="navigation-link">Next</a></span><span class="navigation-group-separator"> | </span><span class="navigation-group">Back <a href="./classes.html" class="navigation-link">Along</a></span><span class="navigation-group-separator"> | </span><span class="navigation-group"><a href="./sequences.html" class="navigation-link">Up</a> <a href="../refmanual.html" class="navigation-link">Home</a></span><span class="navigation-group-separator"> | </span><span class="navigation-group"><a href="./refmanual_toc.html" class="navigation-link">Full TOC</a></span></td> 55<td><div class="copyright-footer"><div class="copyright">Copyright © 2001-2009 Aleksey Gurtovoy and David Abrahams</div> 56Distributed under the Boost Software License, Version 1.0. (See accompanying 57file LICENSE_1_0.txt or copy at <a class="reference external" href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>)</div></td></tr></table></body> 58</html> 59