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  27 <a name="boost_asio.reference.co_spawn.overload1"></a><a class="link" href="overload1.html" title="co_spawn (1 of 2 overloads)">co_spawn (1
  28         of 2 overloads)</a>
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  30 <p>
  31           Spawn a new thread of execution.
  32         </p>
  33 <pre class="programlisting">template&lt;
  34     typename <a class="link" href="../Executor1.html" title="Executor requirements">Executor</a>,
  35     typename F,
  36     typename CompletionToken = <a class="link" href="../asynchronous_operations.html#boost_asio.reference.asynchronous_operations.default_completion_tokens"><span class="emphasis"><em>DEFAULT</em></span></a>&gt;
  37 <a class="link" href="../asynchronous_operations.html#boost_asio.reference.asynchronous_operations.automatic_deduction_of_initiating_function_return_type"><span class="emphasis"><em>DEDUCED</em></span></a> co_spawn(
  38     const Executor &amp; ex,
  39     F &amp;&amp; f,
  40     CompletionToken &amp;&amp; token = <a class="link" href="../asynchronous_operations.html#boost_asio.reference.asynchronous_operations.default_completion_tokens"><span class="emphasis"><em>DEFAULT</em></span></a>,
  41     typename enable_if&lt; is_executor&lt; Executor &gt;::value &gt;::type *  = 0);
  42 </pre>
  43 <p>
  44           The entry point function object <code class="computeroutput">f</code> must have the signature:
  45         </p>
  46 <pre class="programlisting">awaitable&lt;void, E&gt; f();
  47 </pre>
  48 <p>
  49           where <code class="computeroutput">E</code> is convertible from <code class="computeroutput">Executor</code>.
  50         </p>
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  54 <td align="right"><div class="copyright-footer">Copyright &#169; 2003-2019 Christopher M. Kohlhoff<p>
  55         Distributed under the Boost Software License, Version 1.0. (See accompanying
  56         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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