<?xml version="1.0" encoding="utf-8" ?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <meta name="generator" content="Docutils 0.7: http://docutils.sourceforge.net/" /> <title>The MPL Reference Manual: iterator_range</title> <link rel="stylesheet" href="../style.css" type="text/css" /> </head> <body class="docframe refmanual"> <table class="header"><tr class="header"><td class="header-group navigation-bar"><span class="navigation-group"><a href="./filter-view.html" class="navigation-link">Prev</a> <a href="./joint-view.html" class="navigation-link">Next</a></span><span class="navigation-group-separator"> | </span><span class="navigation-group"><a href="./filter-view.html" class="navigation-link">Back</a> <a href="./joint-view.html" class="navigation-link">Along</a></span><span class="navigation-group-separator"> | </span><span class="navigation-group"><a href="./views.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> <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="./views.html" class="navigation-link">Views</a> / <a href="./iterator-range.html" class="navigation-link">iterator_range</a></td> </tr></table><div class="header-separator"></div> <div class="section" id="iterator-range"> <h1><a class="toc-backref" href="./views.html#id1419">iterator_range</a></h1> <div class="section" id="id133"> <h3><a class="subsection-title" href="#synopsis" name="synopsis">Synopsis</a></h3> <pre class="literal-block"> template< typename First , typename Last > struct <a href="./iterator-range.html" class="identifier">iterator_range</a> { // <em>unspecified</em> // <em>...</em> }; </pre> </div> <div class="section" id="id134"> <h3><a class="subsection-title" href="#description" name="description">Description</a></h3> <p>A view into subset of sequence elements identified by a pair of iterators.</p> </div> <div class="section" id="id135"> <h3><a class="subsection-title" href="#header" name="header">Header</a></h3> <pre class="literal-block"> #include <<a href="../../../../boost/mpl/fold.hpp" class="header">boost/mpl/fold.hpp</a>> </pre> </div> <div class="section" id="id136"> <h3><a class="subsection-title" href="#model-of" name="model-of">Model of</a></h3> <ul class="simple"> <li><a class="reference internal" href="./forward-sequence.html">Forward</a>, <a class="reference internal" href="./bidirectional-sequence.html">Bidirectional</a>, or <a class="reference internal" href="./random-access-sequence.html">Random Access Sequence</a>, depending on the category of the underlaying iterators.</li> </ul> </div> <div class="section" id="id139"> <h3><a class="subsection-title" href="#parameters" name="parameters">Parameters</a></h3> <table border="1" class="docutils table"> <colgroup> <col width="15%" /> <col width="36%" /> <col width="48%" /> </colgroup> <thead valign="bottom"> <tr><th class="head">Parameter</th> <th class="head">Requirement</th> <th class="head">Description</th> </tr> </thead> <tbody valign="top"> <tr><td><tt class="literal"><span class="pre">First</span></tt>, <tt class="literal"><span class="pre">Last</span></tt></td> <td><a class="reference internal" href="./forward-iterator.html">Forward Iterator</a></td> <td>Iterators identifying the view's boundaries.</td> </tr> </tbody> </table> </div> <div class="section" id="id140"> <h3><a class="subsection-title" href="#expression-semantics" name="expression-semantics">Expression semantics</a></h3> <p>The semantics of an expression are defined only where they differ from, or are not defined in <a class="reference internal" href="./forward-sequence.html">Forward Sequence</a>.</p> <p>In the following table, <tt class="literal"><span class="pre">v</span></tt> is an instance of <tt class="literal"><span class="pre"><a href="./iterator-range.html" class="identifier">iterator_range</a></span></tt>, <tt class="literal"><span class="pre">first</span></tt> and <tt class="literal"><span class="pre">last</span></tt> are iterators into a <a class="reference internal" href="./forward-sequence.html">Forward Sequence</a>, and [<tt class="literal"><span class="pre">first</span></tt>, <tt class="literal"><span class="pre">last</span></tt>) form a valid range.</p> <table border="1" class="docutils table"> <colgroup> <col width="44%" /> <col width="56%" /> </colgroup> <thead valign="bottom"> <tr><th class="head">Expression</th> <th class="head">Semantics</th> </tr> </thead> <tbody valign="top"> <tr><td><pre class="first last literal-block"> <a href="./iterator-range.html" class="identifier">iterator_range</a><first,last> <a href="./iterator-range.html" class="identifier">iterator_range</a><first,last>::type </pre> </td> <td>A lazy sequence all the elements in the range [<tt class="literal"><span class="pre">first</span></tt>, <tt class="literal"><span class="pre">last</span></tt>).</td> </tr> </tbody> </table> </div> <div class="section" id="id141"> <h3><a class="subsection-title" href="#example" name="example">Example</a></h3> <pre class="literal-block"> typedef <a href="./range-c.html" class="identifier">range_c</a><int,0,100> r; typedef advance_c< <a href="./begin.html" class="identifier">begin</a><r>::type,10 >::type first; typedef advance_c< <a href="./end.html" class="identifier">end</a><r>::type,-10 >::type last; <a href="./assert.html" class="identifier">BOOST_MPL_ASSERT</a>(( <a href="./equal.html" class="identifier">equal</a>< <a href="./iterator-range.html" class="identifier">iterator_range</a><first,last> , <a href="./range-c.html" class="identifier">range_c</a><int,10,90> > )); </pre> </div> <div class="section" id="id142"> <h3><a class="subsection-title" href="#see-also" name="see-also">See also</a></h3> <p><a class="reference internal" href="./sequences.html">Sequences</a>, <a class="reference internal" href="./views.html">Views</a>, <a class="reference internal" href="./filter-view.html">filter_view</a>, <a class="reference internal" href="./transform-view.html">transform_view</a>, <a class="reference internal" href="./joint-view.html">joint_view</a>, <a class="reference internal" href="./zip-view.html">zip_view</a>, <a class="reference internal" href="./max-element.html">max_element</a></p> <!-- Sequences/Views//joint_view --> </div> </div> <div class="footer-separator"></div> <table class="footer"><tr class="footer"><td class="header-group navigation-bar"><span class="navigation-group"><a href="./filter-view.html" class="navigation-link">Prev</a> <a href="./joint-view.html" class="navigation-link">Next</a></span><span class="navigation-group-separator"> | </span><span class="navigation-group"><a href="./filter-view.html" class="navigation-link">Back</a> <a href="./joint-view.html" class="navigation-link">Along</a></span><span class="navigation-group-separator"> | </span><span class="navigation-group"><a href="./views.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> <td><div class="copyright-footer"><div class="copyright">Copyright © 2001-2009 Aleksey Gurtovoy and David Abrahams</div> Distributed under the Boost Software License, Version 1.0. (See accompanying file 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> </html>