Java tutorial
import java.time.Clock; import java.time.Instant; import java.time.temporal.ChronoField; import java.time.temporal.TemporalAccessor; import java.time.temporal.TemporalQuery; public class Main { public static void main(String[] args) { Clock defaultClock = Clock.systemDefaultZone(); Instant instant = Instant.now(defaultClock); TemporalQuery query = (TemporalAccessor x) -> x.isSupported(ChronoField.MILLI_OF_DAY); System.out.println(instant.query(query)); } }