20 lines
347 B
C++
20 lines
347 B
C++
|
#pragma once
|
||
|
|
|
||
|
|
namespace m2
|
||
|
|
{
|
||
|
|
using Meter = double;
|
||
|
|
|
||
|
|
inline namespace literals
|
||
|
|
{
|
||
|
|
inline constexpr Meter operator"" _m(long double value) noexcept
|
||
|
|
{
|
||
|
|
return static_cast<double>(value);
|
||
|
|
}
|
||
|
|
|
||
|
|
inline constexpr Meter operator"" _km(long double value) noexcept
|
||
|
|
{
|
||
|
|
return static_cast<double>(value * 1000.0);
|
||
|
|
}
|
||
|
|
} // namespace literals
|
||
|
|
} // namespace m2
|