1// chrono_unit_test.cpp ----------------------------------------------------//
2
3// Copyright 2008 Beman Dawes
4
5// Distributed under the Boost Software License, Version 1.0.
6// See http://www.boost.org/LICENSE_1_0.txt
7
8#define _CRT_SECURE_NO_WARNINGS // disable VC++ foolishness
9
10#include <boost/chrono/chrono.hpp>
11#include <iostream>
12
13
14int main()
15{
16 std::time_t sys_time
17 = boost::chrono::system_clock::to_time_t(t: boost::chrono::system_clock::now());
18
19 #ifdef UNDER_CE
20 // Windows CE does not define asctime()
21 struct tm * t = std::gmtime(&sys_time);
22 std::cout
23 << "system_clock::to_time_t(system_clock::now()) is "
24 << t->tm_mon << "/" << t->tm_mday << "/" << (1900 + t->tm_year) << " " << t->tm_hour << ":" << t->tm_min << ":" << t->tm_sec << std::endl;
25 #else
26 std::cout
27 << "system_clock::to_time_t(system_clock::now()) is "
28 << std::asctime(tp: std::gmtime(timer: &sys_time)) << std::endl;
29 #endif
30
31 return 0;
32}
33

source code of boost/libs/chrono/example/chrono_unit_test.cpp