86 lines
6.3 KiB
HTML
86 lines
6.3 KiB
HTML
<html>
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<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
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<title>dispatch (3 of 3 overloads)</title>
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<table cellpadding="2" width="100%"><tr><td valign="top"><img alt="asio C++ library" width="250" height="60" src="../../../asio.png"></td></tr></table>
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<a accesskey="p" href="overload2.html"><img src="../../../prev.png" alt="Prev"></a><a accesskey="u" href="../dispatch.html"><img src="../../../up.png" alt="Up"></a><a accesskey="h" href="../../../index.html"><img src="../../../home.png" alt="Home"></a><a accesskey="n" href="../dynamic_buffer.html"><img src="../../../next.png" alt="Next"></a>
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<div class="section">
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<div class="titlepage"><div><div><h4 class="title">
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<a name="asio.reference.dispatch.overload3"></a><a class="link" href="overload3.html" title="dispatch (3 of 3 overloads)">dispatch (3 of 3
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overloads)</a>
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</h4></div></div></div>
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<p>
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Submits a completion token or function object for execution.
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</p>
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<pre class="programlisting"><span class="keyword">template</span><span class="special"><</span>
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<span class="keyword">typename</span> <span class="identifier">ExecutionContext</span><span class="special">,</span>
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<span class="keyword">typename</span> <a class="link" href="../NullaryToken.html" title="Nullary token requirements">NullaryToken</a> <span class="special">=</span> <a class="link" href="../asynchronous_operations.html#asio.reference.asynchronous_operations.default_completion_tokens"><span class="emphasis"><em>DEFAULT</em></span></a><span class="special">></span>
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<a class="link" href="../asynchronous_operations.html#asio.reference.asynchronous_operations.automatic_deduction_of_initiating_function_return_type"><span class="emphasis"><em>DEDUCED</em></span></a> <span class="identifier">dispatch</span><span class="special">(</span>
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<span class="identifier">ExecutionContext</span> <span class="special">&</span> <span class="identifier">ctx</span><span class="special">,</span>
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<span class="identifier">NullaryToken</span> <span class="special">&&</span> <span class="identifier">token</span> <span class="special">=</span> <a class="link" href="../asynchronous_operations.html#asio.reference.asynchronous_operations.default_completion_tokens"><span class="emphasis"><em>DEFAULT</em></span></a><span class="special">,</span>
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<span class="keyword">typename</span> <span class="identifier">constraint</span><span class="special"><</span> <span class="identifier">is_convertible</span><span class="special"><</span> <span class="identifier">ExecutionContext</span> <span class="special">&,</span> <span class="identifier">execution_context</span> <span class="special">&</span> <span class="special">>::</span><span class="identifier">value</span> <span class="special">>::</span><span class="identifier">type</span> <span class="special">=</span> <span class="number">0</span><span class="special">);</span>
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</pre>
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<h6>
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<a name="asio.reference.dispatch.overload3.h0"></a>
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<span><a name="asio.reference.dispatch.overload3.parameters"></a></span><a class="link" href="overload3.html#asio.reference.dispatch.overload3.parameters">Parameters</a>
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</h6>
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<div class="variablelist">
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<p class="title"><b></b></p>
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<dl>
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<dt><span class="term">ctx</span></dt>
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<dd><p>
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An execution context, from which the target executor is obtained.
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</p></dd>
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<dt><span class="term">token</span></dt>
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<dd>
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<p>
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The <a class="link" href="../../overview/model/completion_tokens.html" title="Completion Tokens">completion
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token</a> that will be used to produce a completion handler. The
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function signature of the completion handler must be:
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</p>
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<pre class="programlisting"><span class="keyword">void</span> <span class="identifier">handler</span><span class="special">();</span>
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</pre>
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</dd>
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</dl>
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</div>
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<h6>
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<a name="asio.reference.dispatch.overload3.h1"></a>
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<span><a name="asio.reference.dispatch.overload3.return_value"></a></span><a class="link" href="overload3.html#asio.reference.dispatch.overload3.return_value">Return
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Value</a>
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</h6>
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<p>
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<code class="computeroutput"><span class="identifier">dispatch</span><span class="special">(</span><span class="identifier">ctx</span><span class="special">.</span><span class="identifier">get_executor</span><span class="special">(),</span>
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<span class="identifier">forward</span><span class="special"><</span><span class="identifier">NullaryToken</span><span class="special">>(</span><span class="identifier">token</span><span class="special">))</span></code>.
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</p>
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<h6>
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<a name="asio.reference.dispatch.overload3.h2"></a>
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<span><a name="asio.reference.dispatch.overload3.completion_signature"></a></span><a class="link" href="overload3.html#asio.reference.dispatch.overload3.completion_signature">Completion
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Signature</a>
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</h6>
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<pre class="programlisting"><span class="keyword">void</span><span class="special">()</span>
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</pre>
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</div>
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<div class="copyright-footer">Copyright © 2003-2023 Christopher M. Kohlhoff<p>
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Distributed under the Boost Software License, Version 1.0. (See accompanying
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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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</p>
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