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HTML
161 lines
7.2 KiB
HTML
<html>
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<meta http-equiv="Content-Type" content="text/html; charset=US-ASCII">
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<title>Forward Range</title>
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<link rel="home" href="../../index.html" title="Chapter 1. Range 2.0">
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<table cellpadding="2" width="100%"><tr>
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<div class="section">
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<div class="titlepage"><div><div><h3 class="title">
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<a name="range.concepts.forward_range"></a><a class="link" href="forward_range.html" title="Forward Range">Forward Range</a>
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</h3></div></div></div>
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<a name="range.concepts.forward_range.notation"></a><h5>
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<a name="id668352"></a>
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<a class="link" href="forward_range.html#range.concepts.forward_range.notation">Notation</a>
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</h5>
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<div class="informaltable"><table class="table">
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<colgroup>
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<thead><tr></tr></thead>
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<td>
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<p>
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<code class="computeroutput"><span class="identifier">X</span></code>
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</p>
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</td>
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<td>
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<p>
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A type that is a model of <a class="link" href="forward_range.html" title="Forward Range">Forward
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Range</a>.
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</p>
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</td>
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</tr>
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<tr>
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<p>
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<code class="computeroutput"><span class="identifier">a</span></code>
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</p>
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</td>
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<td>
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<p>
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Object of type X.
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</p>
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</td>
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</tr>
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</tbody>
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</table></div>
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<a name="range.concepts.forward_range.description"></a><h5>
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<a name="id668440"></a>
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<a class="link" href="forward_range.html#range.concepts.forward_range.description">Description</a>
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</h5>
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<p>
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A range <code class="computeroutput"><span class="identifier">X</span></code> where <code class="computeroutput"><span class="identifier">boost</span><span class="special">::</span><span class="identifier">range_iterator</span><span class="special"><</span><span class="identifier">X</span><span class="special">>::</span><span class="identifier">type</span></code> is a model of <a href="../../../../../../libs/iterator/doc/new-iter-concepts.html#forward-traversal-iterators-lib-forward-traversal-iterators" target="_top">Forward
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Traversal Iterator</a>.
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</p>
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<a name="range.concepts.forward_range.refinement_of"></a><h5>
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<a name="id668505"></a>
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<a class="link" href="forward_range.html#range.concepts.forward_range.refinement_of">Refinement of</a>
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</h5>
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<p>
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<a class="link" href="single_pass_range.html" title="Single Pass Range">Single Pass Range</a>
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</p>
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<a name="range.concepts.forward_range.associated_types"></a><h5>
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<a name="id668528"></a>
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<a class="link" href="forward_range.html#range.concepts.forward_range.associated_types">Associated
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types</a>
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</h5>
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<div class="informaltable"><table class="table">
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<colgroup>
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<col>
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<thead><tr></tr></thead>
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<tr>
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<td>
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<p>
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Distance type
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</p>
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</td>
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<td>
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<p>
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<code class="computeroutput"><span class="identifier">boost</span><span class="special">::</span><span class="identifier">range_difference</span><span class="special"><</span><span class="identifier">X</span><span class="special">>::</span><span class="identifier">type</span></code>
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</p>
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</td>
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<td>
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<p>
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A signed integral type used to represent the distance between two
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of the Range's iterators. This type must be the same as the iterator's
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distance type.
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</p>
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</td>
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</tr>
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<tr>
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<p>
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Size type
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</p>
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</td>
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<td>
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<p>
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<code class="computeroutput"><span class="identifier">boost</span><span class="special">::</span><span class="identifier">range_size</span><span class="special"><</span><span class="identifier">X</span><span class="special">>::</span><span class="identifier">type</span></code>
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</p>
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</td>
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<td>
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<p>
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An unsigned integral type that can represent any nonnegative value
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of the Range's distance type.
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</p>
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</td>
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</tr>
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</tbody>
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</table></div>
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<a name="range.concepts.forward_range.see_also"></a><h5>
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<a name="id668677"></a>
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<a class="link" href="forward_range.html#range.concepts.forward_range.see_also">See also</a>
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</h5>
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<p>
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<a class="link" href="../reference/concept_implementation/semantics/metafunctions.html" title="Metafunctions">Implementation
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of metafunctions</a>
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</p>
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<p>
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<a class="link" href="../reference/concept_implementation/semantics/functions.html" title="Functions">Implementation
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of functions</a>
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</p>
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</div>
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<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
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<td align="left"></td>
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<td align="right"><div class="copyright-footer">Copyright © 2003 -2010 Thorsten Ottosen, Neil Groves<p>
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Distributed under the Boost Software License, Version 1.0. (See accompanying
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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>)
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</p>
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</div></td>
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<div class="spirit-nav">
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