<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=US-ASCII"> <title>ip::address_v4::is_class_b</title> <link rel="stylesheet" href="../../../boostbook.css" type="text/css"> <meta name="generator" content="DocBook XSL Stylesheets V1.75.2"> <link rel="home" href="../../../boost_asio.html" title="Boost.Asio"> <link rel="up" href="../ip__address_v4.html" title="ip::address_v4"> <link rel="prev" href="is_class_a.html" title="ip::address_v4::is_class_a"> <link rel="next" href="is_class_c.html" title="ip::address_v4::is_class_c"> </head> <body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"> <table cellpadding="2" width="100%"><tr> <td valign="top"><img alt="Boost C++ Libraries" width="277" height="86" src="../../../../../boost.png"></td> <td align="center"><a href="../../../../../index.html">Home</a></td> <td align="center"><a href="../../../../../libs/libraries.htm">Libraries</a></td> <td align="center"><a href="http://www.boost.org/users/people.html">People</a></td> <td align="center"><a href="http://www.boost.org/users/faq.html">FAQ</a></td> <td align="center"><a href="../../../../../more/index.htm">More</a></td> </tr></table> <hr> <div class="spirit-nav"> <a accesskey="p" href="is_class_a.html"><img src="../../../../../doc/html/images/prev.png" alt="Prev"></a><a accesskey="u" href="../ip__address_v4.html"><img src="../../../../../doc/html/images/up.png" alt="Up"></a><a accesskey="h" href="../../../boost_asio.html"><img src="../../../../../doc/html/images/home.png" alt="Home"></a><a accesskey="n" href="is_class_c.html"><img src="../../../../../doc/html/images/next.png" alt="Next"></a> </div> <div class="section" title="ip::address_v4::is_class_b"> <div class="titlepage"><div><div><h4 class="title"> <a name="boost_asio.reference.ip__address_v4.is_class_b"></a><a class="link" href="is_class_b.html" title="ip::address_v4::is_class_b"> ip::address_v4::is_class_b</a> </h4></div></div></div> <p> <a class="indexterm" name="id960038"></a> Determine whether the address is a class B address. </p> <pre class="programlisting"><span class="keyword">bool</span> <span class="identifier">is_class_b</span><span class="special">()</span> <span class="keyword">const</span><span class="special">;</span> </pre> </div> <table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr> <td align="left"></td> <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>) </p> </div></td> </tr></table> <hr> <div class="spirit-nav"> <a accesskey="p" href="is_class_a.html"><img src="../../../../../doc/html/images/prev.png" alt="Prev"></a><a accesskey="u" href="../ip__address_v4.html"><img src="../../../../../doc/html/images/up.png" alt="Up"></a><a accesskey="h" href="../../../boost_asio.html"><img src="../../../../../doc/html/images/home.png" alt="Home"></a><a accesskey="n" href="is_class_c.html"><img src="../../../../../doc/html/images/next.png" alt="Next"></a> </div> </body> </html>