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<title>basic_datagram_socket::async_send (2 of 2 overloads)</title>
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<pre class="programlisting"><span class="keyword">template</span><span class="special"><</span>
<span class="keyword">typename</span> <a class="link" href="../../ConstBufferSequence.html" title="Constant buffer sequence requirements">ConstBufferSequence</a><span class="special">,</span>
<span class="keyword">typename</span> <a class="link" href="../../WriteHandler.html" title="Write handler requirements">WriteHandler</a><span class="special">></span>
-<span class="keyword">void</span> <span class="identifier">async_send</span><span class="special">(</span>
+<a class="link" href="../../asynchronous_operations.html#boost_asio.reference.asynchronous_operations.return_type_of_an_initiating_function"><span class="emphasis"><em>void-or-deduced</em></span></a> <span class="identifier">async_send</span><span class="special">(</span>
<span class="keyword">const</span> <span class="identifier">ConstBufferSequence</span> <span class="special">&</span> <span class="identifier">buffers</span><span class="special">,</span>
<span class="identifier">socket_base</span><span class="special">::</span><span class="identifier">message_flags</span> <span class="identifier">flags</span><span class="special">,</span>
<span class="identifier">WriteHandler</span> <span class="identifier">handler</span><span class="special">);</span>
</pre>
<p>
- This function is used to send data on the datagram socket. The function
- call will block until the data has been sent successfully or an error
- occurs.
+ This function is used to asynchronously send data on the datagram socket.
+ The function call always returns immediately.
</p>
<h6>
<a name="boost_asio.reference.basic_datagram_socket.async_send.overload2.h0"></a>
- <span><a name="boost_asio.reference.basic_datagram_socket.async_send.overload2.parameters"></a></span><a class="link" href="overload2.html#boost_asio.reference.basic_datagram_socket.async_send.overload2.parameters">Parameters</a>
+ <span class="phrase"><a name="boost_asio.reference.basic_datagram_socket.async_send.overload2.parameters"></a></span><a class="link" href="overload2.html#boost_asio.reference.basic_datagram_socket.async_send.overload2.parameters">Parameters</a>
</h6>
<div class="variablelist">
<p class="title"><b></b></p>
-<dl>
+<dl class="variablelist">
<dt><span class="term">buffers</span></dt>
<dd><p>
One or more data buffers to be sent on the socket. Although the
</div>
<h6>
<a name="boost_asio.reference.basic_datagram_socket.async_send.overload2.h1"></a>
- <span><a name="boost_asio.reference.basic_datagram_socket.async_send.overload2.remarks"></a></span><a class="link" href="overload2.html#boost_asio.reference.basic_datagram_socket.async_send.overload2.remarks">Remarks</a>
+ <span class="phrase"><a name="boost_asio.reference.basic_datagram_socket.async_send.overload2.remarks"></a></span><a class="link" href="overload2.html#boost_asio.reference.basic_datagram_socket.async_send.overload2.remarks">Remarks</a>
</h6>
<p>
The async_send operation can only be used with a connected socket. Use
</div>
<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
<td align="left"></td>
-<td align="right"><div class="copyright-footer">Copyright © 2003-2012 Christopher M. Kohlhoff<p>
+<td align="right"><div class="copyright-footer">Copyright © 2003-2014 Christopher M. Kohlhoff<p>
Distributed under the Boost Software License, Version 1.0. (See accompanying
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>)
</p>