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26 <a name="boost.algorithm.has_const_time_erase"></a><div class="titlepage"></div>
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28 <h2><span class="refentrytitle">Class template has_const_time_erase</span></h2>
29 <p>boost::algorithm::has_const_time_erase &#8212; Const time erase trait. </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="../../string_algo/reference.html#header.boost.algorithm.string.sequence_traits_hpp" title="Header &lt;boost/algorithm/string/sequence_traits.hpp&gt;">boost/algorithm/string/sequence_traits.hpp</a>&gt;
33
34 </span><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> T<span class="special">&gt;</span> 
35 <span class="keyword">class</span> <a class="link" href="has_const_time_erase.html" title="Class template has_const_time_erase">has_const_time_erase</a> <span class="special">{</span>
36 <span class="keyword">public</span><span class="special">:</span>
37   <span class="comment">// types</span>
38   <span class="keyword">typedef</span> <span class="identifier">mpl</span><span class="special">::</span><span class="identifier">bool_</span><span class="special">&lt;</span> <a class="link" href="has_const_time_erase.html" title="Class template has_const_time_erase">has_const_time_erase</a><span class="special">&lt;</span> <span class="identifier">T</span> <span class="special">&gt;</span><span class="special">::</span><span class="identifier">value</span> <span class="special">&gt;</span> <a name="boost.algorithm.has_const_time_erase.type"></a><span class="identifier">type</span><span class="special">;</span>
39
40   <span class="comment">// public data members</span>
41   <span class="keyword">static</span> <span class="keyword">const</span> <span class="keyword">bool</span> <span class="identifier">value</span><span class="special">;</span>
42 <span class="special">}</span><span class="special">;</span></pre></div>
43 <div class="refsect1">
44 <a name="idp438846864"></a><h2>Description</h2>
45 <p>This trait specifies that the sequence's erase method has constant time complexity. </p>
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