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26 <a name="boost.algorithm.is_decreasing_idp37698432"></a><div class="titlepage"></div>
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28 <h2><span class="refentrytitle">Function template is_decreasing</span></h2>
29 <p>boost::algorithm::is_decreasing</p>
30 </div>
31 <h2 xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv-title">Synopsis</h2>
32 <div xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv"><pre class="synopsis"><span class="comment">// In header: &lt;<a class="link" href="../../header/boost/algorithm/cxx11/is_sorted_hpp.html" title="Header &lt;boost/algorithm/cxx11/is_sorted.hpp&gt;">boost/algorithm/cxx11/is_sorted.hpp</a>&gt;
33
34 </span>
35 <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> ForwardIterator<span class="special">&gt;</span> 
36   <span class="keyword">bool</span> <span class="identifier">is_decreasing</span><span class="special">(</span><span class="identifier">ForwardIterator</span> first<span class="special">,</span> <span class="identifier">ForwardIterator</span> last<span class="special">)</span><span class="special">;</span></pre></div>
37 <div class="refsect1">
38 <a name="idp86803808"></a><h2>Description</h2>
39 <p>
40
41 </p>
42 <div class="note"><table border="0" summary="Note">
43 <tr>
44 <td rowspan="2" align="center" valign="top" width="25"><img alt="[Note]" src="../../../../../../doc/src/images/note.png"></td>
45 <th align="left">Note</th>
46 </tr>
47 <tr><td align="left" valign="top"><p>This function will return true for sequences that contain items that compare equal. If that is not what you intended, you should use is_strictly_decreasing instead. </p></td></tr>
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49 <p>
50 </p>
51 <div class="variablelist"><table border="0" class="variablelist compact">
52 <colgroup>
53 <col align="left" valign="top">
54 <col>
55 </colgroup>
56 <tbody>
57 <tr>
58 <td><p><span class="term">Parameters:</span></p></td>
59 <td><div class="variablelist"><table border="0" class="variablelist compact">
60 <colgroup>
61 <col align="left" valign="top">
62 <col>
63 </colgroup>
64 <tbody>
65 <tr>
66 <td><p><span class="term"><code class="computeroutput">first</code></span></p></td>
67 <td><p>The start of the sequence to be tested. </p></td>
68 </tr>
69 <tr>
70 <td><p><span class="term"><code class="computeroutput">last</code></span></p></td>
71 <td><p>One past the end of the sequence</p></td>
72 </tr>
73 </tbody>
74 </table></div></td>
75 </tr>
76 <tr>
77 <td><p><span class="term">Returns:</span></p></td>
78 <td><p>true if the entire sequence is decreasing; i.e, each item is less than or equal to the previous one.</p></td>
79 </tr>
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86 <td align="right"><div class="copyright-footer">Copyright &#169; 2010-2012 Marshall Clow<p>
87         Distributed under the Boost Software License, Version 1.0. (See accompanying
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