কোটলিন

import kotlin.time.Duration
fun main() {

  val duration = Duration.parse("2h 30m")

  println(duration)
}

import kotlin.time.Duration
fun main() {

  val duration =
    Duration.Companion.parse("2h")

  println(duration)
}

import kotlin.time.Duration.Companion.hours
fun main() {

  val duration = 48.hours

  println(duration.inWholeDays)
}

import kotlin.time.Duration.Companion.hours
fun main() {

  val duration = 5.hours

  println(duration.inWholeHours)
}

import kotlin.time.Duration.Companion.minutes
fun main() {

  val duration = 30.minutes

  println(duration.inWholeMinutes)
}

import kotlin.time.Duration.Companion.seconds
fun main() {

  val duration = 30.seconds

  println(duration.inWholeSeconds)
}

import kotlin.time.Duration.Companion.milliseconds
fun main() {

  val duration = 500.milliseconds

  println(duration.inWholeMilliseconds)
}

import kotlin.time.Duration.Companion.nanoseconds
fun main() {

  val duration = 500.nanoseconds

  println(duration.inWholeNanoseconds)
}

import kotlin.time.Duration.Companion.seconds
fun main() {

  val duration = (-5).seconds

  println(duration.isNegative())
}

import kotlin.time.Duration.Companion.seconds
fun main() {

  val duration = 5.seconds

  println(duration.isPositive())
}

import kotlin.time.Duration.Companion.hours
fun main() {

  val duration = 2.hours

  println(duration.toIsoString())
}

import kotlin.time.Duration.Companion.hours
fun main() {

  val duration = 2.hours

  println(duration.toString())
}

import kotlin.time.Duration.Companion.hours
fun main() {

  val first  = 2.hours
  val second = 3.hours

  println(first.plus(second))
}

import kotlin.time.Duration.Companion.hours
fun main() {

  val first  = 5.hours
  val second = 2.hours

  println(first.minus(second))
}

import kotlin.time.Duration.Companion.hours
fun main() {

  val duration = 2.hours

  println(duration.times(3))
}