xtd 0.2.0
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date_time_now.cpp

Shows how to use xtd::date_time::now property.

#include <xtd/console>
#include <xtd/date_time>
#include <xtd/startup>
using namespace xtd;
using namespace xtd::collections::generic;
class program {
public:
static auto main() {
auto local_date = date_time::now();
auto utc_date = date_time::utc_now();
auto locale_names = list {"en_US", "en_GB", "fr_FR", "de_DE", "ru_RU"};
for (auto locale_name : locale_names) {
try {
std::locale::global(std::locale {locale_name + ".utf-8"_s});
console::write_line("{}:", locale_name);
console::write_line(" Local date and time: {}, {}", local_date.to_string(), local_date.kind());
console::write_line(" UTC date and time: {}, {}\n", utc_date.to_string(), utc_date.kind());
} catch (const std::exception& e) {
console::write_line(string::format("Make sure {} locale is installed on your system :\n\n{}\n", locale_name, e.what()), "Exception");
}
}
}
};
startup_(program::main);
// This code can produce the following output :
//
// en_US
// Local date and time: Sun Jan 2 09:50:36 2022, local
// UTC date and time: Sun Jan 2 08:50:36 2022, utc
//
// en_GB
// Local date and time: Sun 2 Jan 09:50:36 2022, local
// UTC date and time: Sun 2 Jan 08:50:36 2022, utc
//
// fr_FR
// Local date and time: Dim 2 jan 09:50:36 2022, local
// UTC date and time: Dim 2 jan 08:50:36 2022, utc
//
// de_DE
// Local date and time: So 2 Jan 09:50:36 2022, local
// UTC date and time: So 2 Jan 08:50:36 2022, utc
//
// ru_RU
// Local date and time: воскресенье, 2 января 2022 г. 09:50:36, local
// UTC date and time: воскресенье, 2 января 2022 г. 08:50:36, utc
Represents a strongly typed list of objects that can be accessed by index. Provides methods to search...
Definition list.hpp:71
#define startup_(main_method)
Defines the entry point to be called when the application loads. Generally this is set either to the ...
Definition startup.hpp:175
The xtd::collections::generic namespace contains interfaces and classes that define generic collectio...
Definition comparer.hpp:15
The xtd namespace contains all fundamental classes to access Hardware, Os, System,...
Definition xtd_about_box.hpp:10