teroutput"><span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span></code> always uses the standard
                    allocator, it is not possible to customize the choice of allocator.
                  </p>
<p>
                    Beast allows callers to specify the object for receiving the
                    message or frame data, which is of any type meeting the requirements
                    of <a class="link" href="../concepts/DynamicBuffer.html" ti