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<div class="titlepage"><div><div><h3 class="title">
<a name="boost_asio.reference.connect"></a><a class="link" href="connect.html" title="connect">connect</a>
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<p>
        <a class="indexterm" name="idp167233152"></a> 
Establishes a socket connection by trying each endpoint in a sequence.
      </p>
<pre class="programlisting"><span class="keyword">template</span><span class="special">&lt;</span>
    <span class="keyword">typename</span> <a class="link" href="Protocol.html" title="Protocol requirements">Protocol</a><span class="special">,</span>
    <span class="keyword">typename</span> <a class="link" href="SocketService.html" title="Socket service requirements">SocketService</a><span class="special">,</span>
    <span class="keyword">typename</span> <span class="identifier">Iterator</span><span class="special">&gt;</span>
<span class="identifier">Iterator</span> <a class="link" href="connect/overload1.html" title="connect (1 of 8 overloads)">connect</a><span class="special">(</span>
    <span class="identifier">basic_socket</span><span class="special">&lt;</span> <span class="identifier">Protocol</span><span class="special">,</span> <span class="identifier">SocketService</span> <span class="special">&gt;</span> <span class="special">&amp;</span> <span class="identifier">s</span><span class="special">,</span>
    <span class="identifier">Iterator</span> <span class="identifier">begin</span><span class="special">);</span>
  <span class="emphasis"><em>&#187; <a class="link" href="connect/overload1.html" title="connect (1 of 8 overloads)">more...</a></em></span>

<span class="keyword">template</span><span class="special">&lt;</span>
    <span class="keyword">typename</span> <a class="link" href="Protocol.html" title="Protocol requirements">Protocol</a><span class="special">,</span>
    <span class="keyword">typename</span> <a class="link" href="SocketService.html" title="Socket service requirements">SocketService</a><span class="special">,</span>
    <span class="keyword">typename</span> <span class="identifier">Iterator</span><span class="special">&gt;</span>
<span class="identifier">Iterator</span> <a class="link" href="connect/overload2.html" title="connect (2 of 8 overloads)">connect</a><span class="special">(</span>
    <span class="identifier">basic_socket</span><span class="special">&lt;</span> <span class="identifier">Protocol</span><span class="special">,</span> <span class="identifier">SocketService</span> <span class="special">&gt;</span> <span class="special">&amp;</span> <span class="identifier">s</span><span class="special">,</span>
    <span class="identifier">Iterator</span> <span class="identifier">begin</span><span class="special">,</span>
    <span class="identifier">boost</span><span class="special">::</span><span class="identifier">system</span><span class="special">::</span><span class="identifier">error_code</span> <span class="special">&amp;</span> <span class="identifier">ec</span><span class="special">);</span>
  <span class="emphasis"><em>&#187; <a class="link" href="connect/overload2.html" title="connect (2 of 8 overloads)">more...</a></em></span>

<span class="keyword">template</span><span class="special">&lt;</span>
    <span class="keyword">typename</span> <a class="link" href="Protocol.html" title="Protocol requirements">Protocol</a><span class="special">,</span>
    <span class="keyword">typename</span> <a class="link" href="SocketService.html" title="Socket service requirements">SocketService</a><span class="special">,</span>
    <span class="keyword">typename</span> <span class="identifier">Iterator</span><span class="special">&gt;</span>
<span class="identifier">Iterator</span> <a class="link" href="connect/overload3.html" title="connect (3 of 8 overloads)">connect</a><span class="special">(</span>
    <span class="identifier">basic_socket</span><span class="special">&lt;</span> <span class="identifier">Protocol</span><span class="special">,</span> <span class="identifier">SocketService</span> <span class="special">&gt;</span> <span class="special">&amp;</span> <span class="identifier">s</span><span class="special">,</span>
    <span class="identifier">Iterator</span> <span class="identifier">begin</span><span class="special">,</span>
    <span class="identifier">Iterator</span> <span class="identifier">end</span><span class="special">);</span>
  <span class="emphasis"><em>&#187; <a class="link" href="connect/overload3.html" title="connect (3 of 8 overloads)">more...</a></em></span>

<span class="keyword">template</span><span class="special">&lt;</span>
    <span class="keyword">typename</span> <a class="link" href="Protocol.html" title="Protocol requirements">Protocol</a><span class="special">,</span>
    <span class="keyword">typename</span> <a class="link" href="SocketService.html" title="Socket service requirements">SocketService</a><span class="special">,</span>
    <span class="keyword">typename</span> <span class="identifier">Iterator</span><span class="special">&gt;</span>
<span class="identifier">Iterator</span> <a class="link" href="connect/overload4.html" title="connect (4 of 8 overloads)">connect</a><span class="special">(</span>
    <span class="identifier">basic_socket</span><span class="special">&lt;</span> <span class="identifier">Protocol</span><span class="special">,</span> <span class="identifier">SocketService</span> <span class="special">&gt;</span> <span class="special">&amp;</span> <span class="identifier">s</span><span class="special">,</span>
    <span class="identifier">Iterator</span> <span class="identifier">begin</span><span class="special">,</span>
    <span class="identifier">Iterator</span> <span class="identifier">end</span><span class="special">,</span>
    <span class="identifier">boost</span><span class="special">::</span><span class="identifier">system</span><span class="special">::</span><span class="identifier">error_code</span> <span class="special">&amp;</span> <span class="identifier">ec</span><span class="special">);</span>
  <span class="emphasis"><em>&#187; <a class="link" href="connect/overload4.html" title="connect (4 of 8 overloads)">more...</a></em></span>

<span class="keyword">template</span><span class="special">&lt;</span>
    <span class="keyword">typename</span> <a class="link" href="Protocol.html" title="Protocol requirements">Protocol</a><span class="special">,</span>
    <span class="keyword">typename</span> <a class="link" href="SocketService.html" title="Socket service requirements">SocketService</a><span class="special">,</span>
    <span class="keyword">typename</span> <span class="identifier">Iterator</span><span class="special">,</span>
    <span class="keyword">typename</span> <span class="identifier">ConnectCondition</span><span class="special">&gt;</span>
<span class="identifier">Iterator</span> <a class="link" href="connect/overload5.html" title="connect (5 of 8 overloads)">connect</a><span class="special">(</span>
    <span class="identifier">basic_socket</span><span class="special">&lt;</span> <span class="identifier">Protocol</span><span class="special">,</span> <span class="identifier">SocketService</span> <span class="special">&gt;</span> <span class="special">&amp;</span> <span class="identifier">s</span><span class="special">,</span>
    <span class="identifier">Iterator</span> <span class="identifier">begin</span><span class="special">,</span>
    <span class="identifier">ConnectCondition</span> <span class="identifier">connect_condition</span><span class="special">);</span>
  <span class="emphasis"><em>&#187; <a class="link" href="connect/overload5.html" title="connect (5 of 8 overloads)">more...</a></em></span>

<span class="keyword">template</span><span class="special">&lt;</span>
    <span class="keyword">typename</span> <a class="link" href="Protocol.html" title="Protocol requirements">Protocol</a><span class="special">,</span>
    <span class="keyword">typename</span> <a class="link" href="SocketService.html" title="Socket service requirements">SocketService</a><span class="special">,</span>
    <span class="keyword">typename</span> <span class="identifier">Iterator</span><span class="special">,</span>
    <span class="keyword">typename</span> <span class="identifier">ConnectCondition</span><span class="special">&gt;</span>
<span class="identifier">Iterator</span> <a class="link" href="connect/overload6.html" title="connect (6 of 8 overloads)">connect</a><span class="special">(</span>
    <span class="identifier">basic_socket</span><span class="special">&lt;</span> <span class="identifier">Protocol</span><span class="special">,</span> <span class="identifier">SocketService</span> <span class="special">&gt;</span> <span class="special">&amp;</span> <span class="identifier">s</span><span class="special">,</span>
    <span class="identifier">Iterator</span> <span class="identifier">begin</span><span class="special">,</span>
    <span class="identifier">ConnectCondition</span> <span class="identifier">connect_condition</span><span class="special">,</span>
    <span class="identifier">boost</span><span class="special">::</span><span class="identifier">system</span><span class="special">::</span><span class="identifier">error_code</span> <span class="special">&amp;</span> <span class="identifier">ec</span><span class="special">);</span>
  <span class="emphasis"><em>&#187; <a class="link" href="connect/overload6.html" title="connect (6 of 8 overloads)">more...</a></em></span>

<span class="keyword">template</span><span class="special">&lt;</span>
    <span class="keyword">typename</span> <a class="link" href="Protocol.html" title="Protocol requirements">Protocol</a><span class="special">,</span>
    <span class="keyword">typename</span> <a class="link" href="SocketService.html" title="Socket service requirements">SocketService</a><span class="special">,</span>
    <span class="keyword">typename</span> <span class="identifier">Iterator</span><span class="special">,</span>
    <span class="keyword">typename</span> <span class="identifier">ConnectCondition</span><span class="special">&gt;</span>
<span class="identifier">Iterator</span> <a class="link" href="connect/overload7.html" title="connect (7 of 8 overloads)">connect</a><span class="special">(</span>
    <span class="identifier">basic_socket</span><span class="special">&lt;</span> <span class="identifier">Protocol</span><span class="special">,</span> <span class="identifier">SocketService</span> <span class="special">&gt;</span> <span class="special">&amp;</span> <span class="identifier">s</span><span class="special">,</span>
    <span class="identifier">Iterator</span> <span class="identifier">begin</span><span class="special">,</span>
    <span class="identifier">Iterator</span> <span class="identifier">end</span><span class="special">,</span>
    <span class="identifier">ConnectCondition</span> <span class="identifier">connect_condition</span><span class="special">);</span>
  <span class="emphasis"><em>&#187; <a class="link" href="connect/overload7.html" title="connect (7 of 8 overloads)">more...</a></em></span>

<span class="keyword">template</span><span class="special">&lt;</span>
    <span class="keyword">typename</span> <a class="link" href="Protocol.html" title="Protocol requirements">Protocol</a><span class="special">,</span>
    <span class="keyword">typename</span> <a class="link" href="SocketService.html" title="Socket service requirements">SocketService</a><span class="special">,</span>
    <span class="keyword">typename</span> <span class="identifier">Iterator</span><span class="special">,</span>
    <span class="keyword">typename</span> <span class="identifier">ConnectCondition</span><span class="special">&gt;</span>
<span class="identifier">Iterator</span> <a class="link" href="connect/overload8.html" title="connect (8 of 8 overloads)">connect</a><span class="special">(</span>
    <span class="identifier">basic_socket</span><span class="special">&lt;</span> <span class="identifier">Protocol</span><span class="special">,</span> <span class="identifier">SocketService</span> <span class="special">&gt;</span> <span class="special">&amp;</span> <span class="identifier">s</span><span class="special">,</span>
    <span class="identifier">Iterator</span> <span class="identifier">begin</span><span class="special">,</span>
    <span class="identifier">Iterator</span> <span class="identifier">end</span><span class="special">,</span>
    <span class="identifier">ConnectCondition</span> <span class="identifier">connect_condition</span><span class="special">,</span>
    <span class="identifier">boost</span><span class="special">::</span><span class="identifier">system</span><span class="special">::</span><span class="identifier">error_code</span> <span class="special">&amp;</span> <span class="identifier">ec</span><span class="special">);</span>
  <span class="emphasis"><em>&#187; <a class="link" href="connect/overload8.html" title="connect (8 of 8 overloads)">more...</a></em></span>
</pre>
<h5>
<a name="boost_asio.reference.connect.h0"></a>
        <span class="phrase"><a name="boost_asio.reference.connect.requirements"></a></span><a class="link" href="connect.html#boost_asio.reference.connect.requirements">Requirements</a>
      </h5>
<p>
        <span class="emphasis"><em>Header: </em></span><code class="literal">boost/asio/connect.hpp</code>
      </p>
<p>
        <span class="emphasis"><em>Convenience header: </em></span><code class="literal">boost/asio.hpp</code>
      </p>
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        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>)
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