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38 lines
1.2 KiB
C++
38 lines
1.2 KiB
C++
#include "boost/date_time/gregorian/gregorian.hpp"
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#include "boost/date_time/posix_time/posix_time.hpp"
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#include "boost/date_time/local_time/local_time.hpp"
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#include <iostream>
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#include <locale>
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int main() {
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using namespace boost::gregorian;
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using namespace boost::posix_time;
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using namespace boost::local_time;
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tz_database tz_db;
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try {
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tz_db.load_from_file("../../data/date_time_zonespec.csv");
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}catch(data_not_accessible dna) {
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std::cerr << "Error with time zone data file: " << dna.what() << std::endl;
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exit(EXIT_FAILURE);
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}catch(bad_field_count bfc) {
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std::cerr << "Error with time zone data file: " << bfc.what() << std::endl;
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exit(EXIT_FAILURE);
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}
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time_zone_ptr nyc = tz_db.time_zone_from_region("America/New_York");
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local_date_time ny_time(date(2004, Aug, 30), hours(10), nyc, true);
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typedef boost::date_time::time_facet<local_date_time, char> ldt_facet;
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ldt_facet* timefacet = new ldt_facet("%Y-%b-%d %H:%M:%S%F %Z");
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std::locale loc(std::locale::classic(), timefacet);
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std::cout << ny_time << std::endl;
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// 2004-Aug-30 00:00:00 EDT
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std::cout.imbue(loc);
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std::cout << ny_time << std::endl;
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// 2004-Aug-30 00:00:00 Eastern Daylight Time
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return 0;
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}
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