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26 | <div class="titlepage"><div><div><h4 class="title"> | |
27 | <a name="boost_optional.reference.header__boost_optional_optional_hpp_.detailed_semantics____optional_references"></a><a class="link" href="detailed_semantics____optional_references.html" title="Detailed Semantics -- Optional References">Detailed | |
28 | Semantics -- Optional References</a> | |
29 | </h4></div></div></div> | |
30 | <p> | |
31 | <span class="inlinemediaobject"><img src="../../../images/space.png" alt="space"></span> | |
32 | </p> | |
33 | <a name="reference_optional_ref_default_ctor"></a><div class="blockquote"><blockquote class="blockquote"><p> | |
34 | <code class="computeroutput"><span class="identifier">optional</span><span class="special"><&>::</span><span class="identifier">optional</span><span class="special">()</span> | |
35 | <span class="keyword">noexcept</span><span class="special">;</span></code> | |
36 | </p></blockquote></div> | |
37 | <div class="blockquote"><blockquote class="blockquote"><p> | |
38 | <code class="computeroutput"><span class="identifier">optional</span><span class="special"><&>::</span><span class="identifier">optional</span><span class="special">(</span><span class="identifier">none_t</span><span class="special">)</span> <span class="keyword">noexcept</span><span class="special">;</span></code> | |
39 | </p></blockquote></div> | |
40 | <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; "><li class="listitem"> | |
41 | <span class="bold"><strong>Postconditions:</strong></span> <code class="computeroutput"><span class="special">*</span><span class="keyword">this</span></code> refers to nothing. | |
42 | </li></ul></div> | |
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46 | <td align="right"><div class="copyright-footer">Copyright © 2003-2007 Fernando Luis Cacciola Carballal<br>Copyright © 2014-2016 Andrzej Krzemieński<p> | |
47 | Distributed under the Boost Software License, Version 1.0. (See accompanying | |
48 | 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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