computeroutput"><span class="identifier">net</span><span class="special">::</span><span class="identifier">mutable_buffer</span></code>.
      </p>
<h5>
<a name="beast.ref.boost__beast__buffers_range.h2"></a>
        <span class="phrase"><a name="beast.ref.boost__beast__buffers_range.example"></a></span><a class="link" href="boost__beast__buffers_range.html#beast.ref.boost__beast__buffers_range.example">Example</a>
      </h5>
<p>
        The following function returns the total number of bytes in the speci