TimerResolution.kt

object TimerResolution {

    @JvmStatic
    fun main(args: Array<String>) {
        val numRepeat = 10

        var total = 0L
        for(repeatIndex in 0 until numRepeat) {
            val startTime = System.nanoTime()
            var stopTime = System.nanoTime()

            while(startTime == stopTime) {
                stopTime = System.nanoTime()
            }

            total += (stopTime - startTime)
        }

        val mean = (total.toDouble() / 1E6) / numRepeat
        val meanFormatted = String.format("%1.6f", mean)
        println("nanoTime() resolution: ${meanFormatted}ms.");
    }
}