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| <div class="section" lang="en"> |
| <div class="titlepage"><div><div><h3 class="title"> |
| <a name="boost_icl.function_reference.size"></a><a class="link" href="size.html" title="Size">Size</a> |
| </h3></div></div></div> |
| <div class="informaltable"><table class="table"> |
| <colgroup> |
| <col> |
| <col> |
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| </colgroup> |
| <thead><tr> |
| <th> |
| <p> |
| <span class="emphasis"><em><span class="bold"><strong>Size</strong></span></em></span> |
| </p> |
| </th> |
| <th> |
| <p> |
| intervals |
| </p> |
| </th> |
| <th> |
| <p> |
| interval<br> sets |
| </p> |
| </th> |
| <th> |
| <p> |
| interval<br> maps |
| </p> |
| </th> |
| <th> |
| <p> |
| element<br> sets |
| </p> |
| </th> |
| <th> |
| <p> |
| element<br> maps |
| </p> |
| </th> |
| </tr></thead> |
| <tbody> |
| <tr> |
| <td> |
| <p> |
| <code class="computeroutput"><span class="identifier">size_type</span> <span class="identifier">T</span><span class="special">::</span><span class="identifier">size</span><span class="special">()</span><span class="keyword">const</span></code><br> |
| <code class="computeroutput"><span class="identifier">size_type</span> <span class="identifier">size</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">T</span><span class="special">&)</span></code> |
| </p> |
| </td> |
| <td> |
| <p> |
| <span class="emphasis"><em>O(1)</em></span> |
| </p> |
| </td> |
| <td> |
| <p> |
| <span class="emphasis"><em>O(n)</em></span> |
| </p> |
| </td> |
| <td> |
| <p> |
| <span class="emphasis"><em>O(n)</em></span> |
| </p> |
| </td> |
| <td> |
| <p> |
| <span class="emphasis"><em>O(1)</em></span> |
| </p> |
| </td> |
| <td> |
| <p> |
| <span class="emphasis"><em>O(1)</em></span> |
| </p> |
| </td> |
| </tr> |
| <tr> |
| <td> |
| <p> |
| <code class="computeroutput"><span class="identifier">size_type</span> <span class="identifier">cardinality</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">T</span><span class="special">&)</span></code> |
| </p> |
| </td> |
| <td> |
| <p> |
| <span class="emphasis"><em>O(1)</em></span> |
| </p> |
| </td> |
| <td> |
| <p> |
| <span class="emphasis"><em>O(n)</em></span> |
| </p> |
| </td> |
| <td> |
| <p> |
| <span class="emphasis"><em>O(n)</em></span> |
| </p> |
| </td> |
| <td> |
| <p> |
| <span class="emphasis"><em>O(1)</em></span> |
| </p> |
| </td> |
| <td> |
| <p> |
| <span class="emphasis"><em>O(1)</em></span> |
| </p> |
| </td> |
| </tr> |
| <tr> |
| <td> |
| <p> |
| <code class="computeroutput"><span class="identifier">difference_type</span> <span class="identifier">length</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">T</span><span class="special">&)</span></code> |
| </p> |
| </td> |
| <td> |
| <p> |
| <span class="emphasis"><em>O(1)</em></span> |
| </p> |
| </td> |
| <td> |
| <p> |
| <span class="emphasis"><em>O(n)</em></span> |
| </p> |
| </td> |
| <td> |
| <p> |
| <span class="emphasis"><em>O(n)</em></span> |
| </p> |
| </td> |
| <td> |
| <p> |
| </p> |
| </td> |
| <td> |
| <p> |
| </p> |
| </td> |
| </tr> |
| <tr> |
| <td> |
| <p> |
| <code class="computeroutput"><span class="identifier">size_type</span> <span class="identifier">iterative_size</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">T</span><span class="special">&)</span></code> |
| </p> |
| </td> |
| <td> |
| <p> |
| </p> |
| </td> |
| <td> |
| <p> |
| <span class="emphasis"><em>O(1)</em></span> |
| </p> |
| </td> |
| <td> |
| <p> |
| <span class="emphasis"><em>O(1)</em></span> |
| </p> |
| </td> |
| <td> |
| <p> |
| <span class="emphasis"><em>O(1)</em></span> |
| </p> |
| </td> |
| <td> |
| <p> |
| <span class="emphasis"><em>O(1)</em></span> |
| </p> |
| </td> |
| </tr> |
| <tr> |
| <td> |
| <p> |
| <code class="computeroutput"><span class="identifier">size_type</span> <span class="identifier">interval_count</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">T</span><span class="special">&)</span></code> |
| </p> |
| </td> |
| <td> |
| <p> |
| </p> |
| </td> |
| <td> |
| <p> |
| <span class="emphasis"><em>O(1)</em></span> |
| </p> |
| </td> |
| <td> |
| <p> |
| <span class="emphasis"><em>O(1)</em></span> |
| </p> |
| </td> |
| <td> |
| <p> |
| </p> |
| </td> |
| <td> |
| <p> |
| </p> |
| </td> |
| </tr> |
| </tbody> |
| </table></div> |
| <p> |
| For <span class="bold"><strong>icl</strong></span> containers the single <code class="computeroutput"><span class="identifier">size</span></code> function known from std containers |
| branches into tree to five different members functions. The table above shows |
| the types, <code class="computeroutput"><span class="identifier">size</span></code> functions |
| are implemented for, together with their <span class="bold"><strong>complexities</strong></span>. |
| Linear complexities <span class="emphasis"><em>O(n)</em></span> refer to the container's <code class="computeroutput"><span class="identifier">iterative_size</span></code>: |
| </p> |
| <pre class="programlisting"><span class="identifier">n</span> <span class="special">=</span> <span class="identifier">y</span><span class="special">.</span><span class="identifier">iterative_size</span><span class="special">()</span> |
| </pre> |
| <p> |
| </p> |
| <p> |
| The next table gives a short definition for the different size functions. |
| </p> |
| <div class="informaltable"><table class="table"> |
| <colgroup> |
| <col> |
| <col> |
| <col> |
| </colgroup> |
| <thead><tr> |
| <th> |
| <p> |
| <span class="emphasis"><em><span class="bold"><strong>Size</strong></span></em></span> |
| </p> |
| </th> |
| <th> |
| <p> |
| Types |
| </p> |
| </th> |
| <th> |
| <p> |
| Description |
| </p> |
| </th> |
| </tr></thead> |
| <tbody> |
| <tr> |
| <td> |
| <p> |
| <code class="computeroutput"><span class="identifier">size_type</span> <span class="identifier">interval_count</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">T</span><span class="special">&)</span></code> |
| </p> |
| </td> |
| <td> |
| <p> |
| <a class="link" href="../interface/function_synopsis.html#interval_set_types"><span class="bold"><strong>S</strong></span></a> |
| <a class="link" href="../interface/function_synopsis.html#interval_map_types"><span class="bold"><strong>M</strong></span></a> |
| </p> |
| </td> |
| <td> |
| <p> |
| The number of intervals of an interval container. |
| </p> |
| </td> |
| </tr> |
| <tr> |
| <td> |
| <p> |
| <code class="computeroutput"><span class="identifier">size_type</span> <span class="identifier">iterative_size</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">T</span><span class="special">&)</span></code> |
| </p> |
| </td> |
| <td> |
| <p> |
| <a class="link" href="../interface/function_synopsis.html#interval_set_types"><span class="bold"><strong>S</strong></span></a> |
| <a class="link" href="../interface/function_synopsis.html#interval_map_types"><span class="bold"><strong>M</strong></span></a> |
| <a class="link" href="../interface/function_synopsis.html#itl_set_type"><span class="bold"><strong>s</strong></span></a> |
| <a class="link" href="../interface/function_synopsis.html#itl_map_type"><span class="bold"><strong>m</strong></span></a> |
| </p> |
| </td> |
| <td> |
| <p> |
| The number of objects in an icl container that can be iterated over. |
| </p> |
| </td> |
| </tr> |
| <tr> |
| <td> |
| <p> |
| <code class="computeroutput"><span class="identifier">difference_type</span> <span class="identifier">length</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">T</span><span class="special">&)</span></code> |
| </p> |
| </td> |
| <td> |
| <p> |
| <a class="link" href="../interface/function_synopsis.html#interval_type"><span class="bold"><strong>i</strong></span></a> |
| <a class="link" href="../interface/function_synopsis.html#interval_set_types"><span class="bold"><strong>S</strong></span></a> |
| <a class="link" href="../interface/function_synopsis.html#interval_map_types"><span class="bold"><strong>M</strong></span></a> |
| </p> |
| </td> |
| <td> |
| <p> |
| The length of an interval or the sum of lengths of an interval container's |
| intervals, that's <code class="computeroutput"><span class="identifier">domain_type</span></code> |
| has a <code class="computeroutput"><span class="identifier">difference_type</span></code>. |
| </p> |
| </td> |
| </tr> |
| <tr> |
| <td> |
| <p> |
| <code class="computeroutput"><span class="identifier">size_type</span> <span class="identifier">cardinality</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">T</span><span class="special">&)</span></code> |
| </p> |
| </td> |
| <td> |
| <p> |
| <a class="link" href="../interface/function_synopsis.html#interval_type"><span class="bold"><strong>i</strong></span></a> |
| <a class="link" href="../interface/function_synopsis.html#interval_set_types"><span class="bold"><strong>S</strong></span></a> |
| <a class="link" href="../interface/function_synopsis.html#interval_map_types"><span class="bold"><strong>M</strong></span></a> |
| <a class="link" href="../interface/function_synopsis.html#itl_set_type"><span class="bold"><strong>s</strong></span></a> |
| <a class="link" href="../interface/function_synopsis.html#itl_map_type"><span class="bold"><strong>m</strong></span></a> |
| </p> |
| </td> |
| <td> |
| <p> |
| The number of elements of an interval or a container. For continuous |
| data types cardinality can be <span class="emphasis"><em>infinite</em></span>. |
| </p> |
| </td> |
| </tr> |
| <tr> |
| <td> |
| <p> |
| <code class="computeroutput"><span class="identifier">size_type</span> <span class="identifier">T</span><span class="special">::</span><span class="identifier">size</span><span class="special">()</span><span class="keyword">const</span></code><br> |
| <code class="computeroutput"><span class="identifier">size_type</span> <span class="identifier">size</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">T</span><span class="special">&)</span></code> |
| </p> |
| </td> |
| <td> |
| <p> |
| <a class="link" href="../interface/function_synopsis.html#interval_type"><span class="bold"><strong>i</strong></span></a> |
| <a class="link" href="../interface/function_synopsis.html#interval_set_types"><span class="bold"><strong>S</strong></span></a> |
| <a class="link" href="../interface/function_synopsis.html#interval_map_types"><span class="bold"><strong>M</strong></span></a> |
| <a class="link" href="../interface/function_synopsis.html#itl_set_type"><span class="bold"><strong>s</strong></span></a> |
| <a class="link" href="../interface/function_synopsis.html#itl_map_type"><span class="bold"><strong>m</strong></span></a> |
| </p> |
| </td> |
| <td> |
| <p> |
| The number of elements of an interval or a container, which is also |
| it's <code class="computeroutput"><span class="identifier">cardinality</span></code>. |
| </p> |
| </td> |
| </tr> |
| </tbody> |
| </table></div> |
| <p> |
| <span class="emphasis"><em><span class="bold"><strong>Back to section . . .</strong></span></em></span> |
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| <a class="link" href="../interface/function_synopsis.html#function_synopsis_table"><span class="emphasis"><em><span class="bold"><strong>Function |
| Synopsis</strong></span></em></span></a> |
| </p> |
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| <a class="link" href="../interface.html" title="Interface"><span class="emphasis"><em><span class="bold"><strong>Interface</strong></span></em></span></a> |
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| <td align="right"><div class="copyright-footer">Copyright © 2007 -2010 Joachim Faulhaber<br>Copyright © 1999 -2006 Cortex Software GmbH<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>) |
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