45 lines
1.2 KiB
XML
45 lines
1.2 KiB
XML
<?xml version="1.0" encoding="utf-8"?>
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<!DOCTYPE library PUBLIC "-//Boost//DTD BoostBook XML V1.0//EN"
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"../../../tools/boostbook/dtd/boostbook.dtd">
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<!-- Copyright (c) 2001-2004 CrystalClear Software, Inc.
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Subject to the Boost Software License, Version 1.0.
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(See accompanying file LICENSE_1_0.txt or http://www.boost.org/LICENSE_1_0.txt)
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-->
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<section id="date_time.examples.month_add">
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<title>Month Adding</title>
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<para>
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Adding a month to a day without the use of iterators.
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</para>
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<programlisting>
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<![CDATA[
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/* Simple program that uses the gregorian calendar to progress by exactly
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* one month, irregardless of how many days are in that month.
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*
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* This method can be used as an alternative to iterators
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*/
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#include "boost/date_time/gregorian/gregorian.hpp"
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#include <iostream>
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int
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main()
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{
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using namespace boost::gregorian;
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date d = day_clock::local_day();
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add_month mf(1);
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date d2 = d + mf.get_offset(d);
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std::cout << "Today is: " << to_simple_string(d) << ".\n"
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<< "One month from today will be: " << to_simple_string(d2)
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<< std::endl;
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return 0;
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}
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]]>
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</programlisting>
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</section>
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