c9f634b1d4
https://svn.boost.org/svn/boost/trunk ........ r43417 | danieljames | 2008-02-26 22:04:55 +0000 (Tue, 26 Feb 2008) | 2 lines Fix a link to Boost.Bimap. ........ r43418 | danieljames | 2008-02-26 22:07:25 +0000 (Tue, 26 Feb 2008) | 2 lines Change another link that's no longer in the repository to link to the website. ........ r43422 | danieljames | 2008-02-27 18:51:14 +0000 (Wed, 27 Feb 2008) | 1 line Fix broken copyright urls. Fixes #1573. ........ r43423 | danieljames | 2008-02-27 19:22:01 +0000 (Wed, 27 Feb 2008) | 1 line Fix incorrect links to copyright of the form 'http:#www.boost.org ........ [SVN r43425]
48 lines
1.2 KiB
C++
48 lines
1.2 KiB
C++
/* Short example that calculates the number of days since user was born.
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* Demonstrates comparisons of durations, use of the day_clock,
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* and parsing a date from a string.
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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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std::string s;
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std::cout << "Enter birth day YYYY-MM-DD (eg: 2002-02-01): ";
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std::cin >> s;
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try {
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date birthday(from_simple_string(s));
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date today = day_clock::local_day();
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days days_alive = today - birthday;
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days one_day(1);
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if (days_alive == one_day) {
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std::cout << "Born yesterday, very funny" << std::endl;
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}
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else if (days_alive < days(0)) {
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std::cout << "Not born yet, hmm: " << days_alive.days()
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<< " days" <<std::endl;
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}
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else {
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std::cout << "Days alive: " << days_alive.days() << std::endl;
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}
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}
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catch(...) {
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std::cout << "Bad date entered: " << s << std::endl;
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}
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return 0;
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}
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/* Copyright 2001-2004: CrystalClear Software, Inc
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* http://www.crystalclearsoftware.com
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*
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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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