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xo-unit: + with_units + example

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This commit is contained in:
Roland Conybeare 2024-05-04 10:36:03 -04:00
commit 779e7e0569
2 changed files with 17 additions and 2 deletions
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11
example/ex2/ex2.cpp
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@ -9,6 +9,7 @@ main () {
namespace q = xo::qty::qty;
namespace su = xo::qty::su;
using xo::qty::with_units_from;
using xo::qty::with_units;
using xo::qty::quantity;
using xo::flatstring;
using namespace std;
@ -30,12 +31,18 @@ main () {
cerr << "a2: " << a2 << endl;
constexpr auto au = q::meter / (q::second * q::second);
constexpr auto a3 = with_units_from(a, au);
constexpr auto a3 = with_units<su::meter / (su::second * su::second)>(a);
static_assert(a3.abbrev() == flatstring("m.s^-2"));
cerr << "a3: " << a3 << endl;
constexpr auto au = q::meter / (q::second * q::second);
constexpr auto a4 = with_units_from(a, au);
static_assert(a4.abbrev() == flatstring("m.s^-2"));
cerr << "a4: " << a4 << endl;
}