java.time.Duration.plusNanos() 方法示例

package com.codingdict;

import java.time.Duration;

public class DurationDemo {
   public static void main(String[] args) {

      Duration duration = Duration.ofSeconds(2);
      Duration duration1 = duration.plusNanos(1000);
      System.out.println(duration1.toNanos());   
   }
}