1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
|
/* Some simple examples of constructing and calculating with times
* Output:
* 2002-Feb-01 00:00:00 - 2002-Feb-01 05:04:02.001000000 = -5:04:02.001000000
*/
#include "boost/date_time/posix_time/posix_time.hpp"
#include <iostream>
int
main()
{
using namespace boost::posix_time;
using namespace boost::gregorian;
date d(2002,Feb,1); //an arbitrary date
//construct a time by adding up some durations
ptime t1(d, hours(5)+minutes(4)+seconds(2)+milliseconds(1));
//construct a new time by subtracting some times
ptime t2 = t1 - hours(5)- minutes(4)- seconds(2)- milliseconds(1);
//construct a duration by taking the difference between times
time_duration td = t2 - t1;
std::cout << to_simple_string(t2) << " - "
<< to_simple_string(t1) << " = "
<< to_simple_string(td) << std::endl;
return 0;
}
/* Copyright 2001-2004: CrystalClear Software, Inc
* http://www.crystalclearsoftware.com
*
* Subject to the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or http://www.boost.org/LICENSE_1_0.txt)
*/
|
