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Updated Boost datetime Examples Translated (markdown)

Howard Hinnant
2016-05-21 13:43:27 -04:00
parent e5657dc696
commit 095f78fafc
1 changed files with 7 additions and 15 deletions
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22
Boost-datetime-Examples-Translated.md

@@ -516,7 +516,6 @@ an example using the IANA timezone database see the [Local to UTC Conversion](#L
<a name="Flight_Time_Example"></a>
###Flight Time Example
#include "date.h"
#include "tz.h"
#include <iostream>
@@ -527,27 +526,20 @@ an example using the IANA timezone database see the [Local to UTC Conversion](#L
using namespace date;
// set up some timezones for creating and adjusting local times
auto nyc_tz = locate_zone("America/New_York");
auto phx_tz = locate_zone("America/Phoenix");
auto nyc_tz = locate_zone("America/New_York");
// local departure time in phoenix is 11 pm on March 30 2005
// (ny changes to dst on apr 3 at 2 am)
auto phx_departure = sys_days(2005_y/mar/30) + 23h + 0min;
auto utc_departure = phx_tz->to_sys(phx_departure);
auto phx_departure = make_zoned(phx_tz, local_days{2005_y/mar/30} + 23h);
auto flight_length = 4h + 30min;
auto utc_arrival = utc_departure + flight_length;
auto phx_arrival = phx_tz->to_local(utc_arrival);
auto nyc_arrival = nyc_tz->to_local(utc_arrival);
// flight is 4 hours, 30 minutes
auto phx_arrival = make_zoned(phx_tz, phx_departure.get_sys_time() + 4h + 30min);
auto nyc_arrival = make_zoned(nyc_tz, phx_arrival);
std::cout << "departure phx time: " << phx_departure << '\n';
std::cout << "arrival phx time: "
<< floor<minutes>(phx_arrival)
<< ' ' << phx_arrival.second << '\n';
std::cout << "arrival nyc time: "
<< floor<minutes>(nyc_arrival)
<< ' ' << nyc_arrival.second << '\n';
std::cout << "arrival phx time: " << phx_arrival << '\n';
std::cout << "arrival nyc time: " << nyc_arrival << '\n';
}
// Output: