tifier">clear</span></code> operations
          perserve capacity.
        </li>
<li class="listitem">
          New file &lt;boost/beast/core/buffer_traits.hpp&gt;
          <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: circle; ">
<li class="listitem">
                New variadic <code class="computeroutput"><span class="identifier">is_const_buffer_sequence</span></code>
              </li>
<li class="listitem">
                New variadic <code class="computeroutput"><span 