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<div class="titlepage"><div><div><h3 class="title">
<a name="asio.reference.error_code"></a><a class="link" href="error_code.html" title="error_code"> error_code</a>
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<p>
Class to represent an error code value.
</p>
<pre class="programlisting"><span class="keyword">class</span> <span class="identifier">error_code</span>
</pre>
<a name="asio.reference.error_code.types"></a><h5>
<a name="id837715"></a>
<a class="link" href="error_code.html#asio.reference.error_code.types">Types</a>
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<p>
<a class="link" href="error_code__unspecified_bool_type_t.html" title="error_code::unspecified_bool_type_t"><span class="bold"><strong>unspecified_bool_type_t</strong></span></a>
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</p>
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<a class="link" href="error_code/unspecified_bool_type.html" title="error_code::unspecified_bool_type"><span class="bold"><strong>unspecified_bool_type</strong></span></a>
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<a class="link" href="error_code/value_type.html" title="error_code::value_type"><span class="bold"><strong>value_type</strong></span></a>
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<td>
<p>
The underlying representation of an error code.
</p>
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<a name="asio.reference.error_code.member_functions"></a><h5>
<a name="id837848"></a>
<a class="link" href="error_code.html#asio.reference.error_code.member_functions">Member Functions</a>
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<a class="link" href="error_code/category.html" title="error_code::category"><span class="bold"><strong>category</strong></span></a>
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<td>
<p>
Get the error category.
</p>
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<p>
<a class="link" href="error_code/error_code.html" title="error_code::error_code"><span class="bold"><strong>error_code</strong></span></a>
</p>
</td>
<td>
<p>
Default constructor.
</p>
<p>
Construct with specific error code and category.
</p>
<p>
Construct from an error code enum.
</p>
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<a class="link" href="error_code/message.html" title="error_code::message"><span class="bold"><strong>message</strong></span></a>
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<td>
<p>
Get the message associated with the error.
</p>
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<p>
<a class="link" href="error_code/operator_unspecified_bool_type.html" title="error_code::operator unspecified_bool_type"><span class="bold"><strong>operator unspecified_bool_type</strong></span></a>
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<p>
Operator returns non-null if there is a non-success error code.
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<a class="link" href="error_code/operator_not_.html" title="error_code::operator!"><span class="bold"><strong>operator!</strong></span></a>
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<td>
<p>
Operator to test if the error represents success.
</p>
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<p>
<a class="link" href="error_code/unspecified_bool_true.html" title="error_code::unspecified_bool_true"><span class="bold"><strong>unspecified_bool_true</strong></span></a>
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<p>
</p>
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<a class="link" href="error_code/value.html" title="error_code::value"><span class="bold"><strong>value</strong></span></a>
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</td>
<td>
<p>
Get the error value.
</p>
</td>
</tr>
</tbody>
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<a name="asio.reference.error_code.friends"></a><h5>
<a name="id838098"></a>
<a class="link" href="error_code.html#asio.reference.error_code.friends">Friends</a>
</h5>
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Name
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Description
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<p>
<a class="link" href="error_code/operator_not__eq_.html" title="error_code::operator!="><span class="bold"><strong>operator!=</strong></span></a>
</p>
</td>
<td>
<p>
Inequality operator to compare two error objects.
</p>
</td>
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<tr>
<td>
<p>
<a class="link" href="error_code/operator_eq__eq_.html" title="error_code::operator=="><span class="bold"><strong>operator==</strong></span></a>
</p>
</td>
<td>
<p>
Equality operator to compare two error objects.
</p>
</td>
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</table></div>
<a name="asio.reference.error_code.requirements"></a><h5>
<a name="id838205"></a>
<a class="link" href="error_code.html#asio.reference.error_code.requirements">Requirements</a>
</h5>
<p>
<span class="bold"><strong>Header: </strong></span><code class="literal">asio/error_code.hpp</code>
</p>
<p>
<span class="bold"><strong>Convenience header: </strong></span><code class="literal">asio.hpp</code>
</p>
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<td align="right"><div class="copyright-footer">Copyright © 2003 - 2010 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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