Trait Carbon\Traits\IntervalRounding

Trait to call rounding methods to interval or the interval of a period.

Carbon\Traits\IntervalRounding
- Carbon\CarbonPeriod implements Iterator, Countable, JsonSerializable uses IntervalRounding, Mixin, Options, ToStringFormat
- Carbon\CarbonInterval implements CarbonConverterInterface uses IntervalRounding, IntervalStep, MagicParameter, Mixin, Options, ToStringFormat