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feat: hello_units example updated with the latest changes

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Mateusz Pusz
2020-12-29 11:46:27 +01:00
parent 1cc47cbab4
commit dd2079055d
1 changed files with 19 additions and 12 deletions
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31
example/hello_units.cpp
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@@ -36,17 +36,24 @@ constexpr Speed auto avg_speed(Length auto d, Time auto t)
int main() int main()
{ {
using namespace units::physical::si::literals; using namespace units::physical::si::literals;
Speed auto v1 = avg_speed(220_q_km, 2_q_h); using namespace units::physical::si::unit_constants;
Speed auto v2 = avg_speed(si::length<si::international::mile>(140), si::time<si::hour>(2));
#if UNITS_DOWNCAST_MODE == 0
Speed auto v3 = quantity_cast<si::dim_speed, si::metre_per_second>(v2);
#else
Speed auto v3 = quantity_cast<si::metre_per_second>(v2);
#endif
Speed auto v4 = quantity_cast<int>(v3);
std::cout << v1 << '\n'; // 110 km/h constexpr Speed auto v1 = 110 * km / h;
std::cout << fmt::format("{}", v2) << '\n'; // 70 mi/h constexpr Speed auto v2 = avg_speed(220_q_km, 2_q_h);
std::cout << fmt::format("{:%Q in %q}", v3) << '\n'; // 31.2928 in m/s constexpr Speed auto v3 = avg_speed(si::length<si::international::mile>(140), si::time<si::hour>(2));
std::cout << fmt::format("{:%Q}", v4) << '\n'; // 31 #if UNITS_DOWNCAST_MODE == 0
constexpr Speed auto v4 = quantity_cast<si::speed<si::metre_per_second>>(v2);
constexpr Speed auto v5 = quantity_cast<si::dim_speed, si::metre_per_second>(v3);
#else
constexpr Speed auto v4 = quantity_cast<si::speed<si::metre_per_second>>(v2);
constexpr Speed auto v5 = quantity_cast<si::metre_per_second>(v3);
#endif
constexpr Speed auto v6 = quantity_cast<int>(v5);
std::cout << v1 << '\n'; // 110 km/h
std::cout << fmt::format("{}", v2) << '\n'; // 110 km/h
std::cout << fmt::format("{:*^14}", v3) << '\n'; // ***70 mi/h****
std::cout << fmt::format("{:%Q in %q}", v4) << '\n'; // 30.5556 in m/s
std::cout << fmt::format("{0:%Q} in {0:%q}", v5) << '\n'; // 31.2928 in m/s
std::cout << fmt::format("{:%Q}", v6) << '\n'; // 31
} }