1<?xml version="1.0" encoding="utf-8"?> 2<!DOCTYPE library PUBLIC "-//Boost//DTD BoostBook XML V1.0//EN" 3"../../../tools/boostbook/dtd/boostbook.dtd"> 4 5<!-- Copyright (c) 2001-2004 CrystalClear Software, Inc. 6 Subject to the Boost Software License, Version 1.0. 7 (See accompanying file LICENSE_1_0.txt or http://www.boost.org/LICENSE_1_0.txt) 8--> 9 10<section id="date_time.examples.end_of_month_day"> 11 <title>End of the Months</title> 12 13 <para> 14 Iterates accross the remaining months in a given year, always landing on the last day of the month. 15 </para> 16 <programlisting> 17 <![CDATA[ 18 /* Simple program that uses the gregorian calendar to find the last 19 * day of the month and then display the last day of every month left 20 * in the year. 21 */ 22 23 #include "boost/date_time/gregorian/gregorian.hpp" 24 #include <iostream> 25 26 int 27 main() 28 { 29 using namespace boost::gregorian; 30 31 std::cout << " Enter Year(ex: 2002): "; 32 int year, month; 33 std::cin >> year; 34 std::cout << " Enter Month(1..12): "; 35 std::cin >> month; 36 try { 37 int day = gregorian_calendar::end_of_month_day(year,month); 38 date end_of_month(year,month,day); 39 40 //Iterate thru by months -- 41 month_iterator mitr(end_of_month,1); 42 date start_of_next_year(year+1, Jan, 1); 43 //loop thru the days and print each one 44 while (mitr < start_of_next_year){ 45 std::cout << to_simple_string(*mitr) << std::endl; 46 ++mitr; 47 } 48 49 } 50 catch(...) { 51 std::cout << "Invalid Date Entered" << std::endl; 52 } 53 return 0; 54 55 } 56 57 ]]> 58 </programlisting> 59</section> 60