Java Date Time - Duration minusNanos(long nanosToSubtract) example

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Duration minusNanos(long nanosToSubtract) returns a copy of this duration with the specified duration in nanoseconds subtracted.

Syntax

minusNanos has the following syntax.

public Duration minusNanos(long nanosToSubtract)

Example

The following example shows how to use minusNanos.

import java.time.Duration;
import java.time.LocalTime;
//from w  w w. j a  v  a2  s  .co  m
public class Main {
  public static void main(String[] args) {
    Duration duration = Duration.between(LocalTime.MIDNIGHT,LocalTime.NOON);
    System.out.println(duration.getNano());
    duration = duration.minusNanos(3);
    System.out.println(duration.getNano());

  }
}

The code above generates the following result.

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