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<div class="titlepage"><div><div><h4 class="title">
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<p>
<a class="indexterm" name="asio.indexterm.basic_socket_iostream.error"></a>
Get
the last error associated with the stream.
</p>
<pre class="programlisting">const asio::error_code & error() const;
</pre>
<h6>
<a name="asio.reference.basic_socket_iostream.error.h0"></a>
<span><a name="asio.reference.basic_socket_iostream.error.return_value"></a></span><a class="link" href="error.html#asio.reference.basic_socket_iostream.error.return_value">Return
Value</a>
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<p>
An <code class="computeroutput">error_code</code> corresponding to the last error from the stream.
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<a name="asio.reference.basic_socket_iostream.error.h1"></a>
<span><a name="asio.reference.basic_socket_iostream.error.example"></a></span><a class="link" href="error.html#asio.reference.basic_socket_iostream.error.example">Example</a>
</h6>
<p>
To print the error associated with a failure to establish a connection:
</p>
<pre class="programlisting">tcp::iostream s("www.boost.org", "http");
if (!s)
{
std::cout << "Error: " << s.error().message() << std::endl;
}
</pre>
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<td align="right"><div class="copyright-footer">Copyright © 2003-2020 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>)
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