Duration - mrsekut-p

Duration

経過した時間

タイムライン上の2点の差

Temporal.Duration

https://tc39.es/proposal-temporal/docs/duration.html

https://tc39.es/proposal-temporal/docs/ja/balancing.html?utm_source=pocket_saves

演算の例

Instant - Instant = Duration

Duration + Duration = Duration

Instant ± Duration = Instant