The toNanosPart() method of Duration Class in java.time package is used get the nanoseconds part within seconds of the duration.
public long toNanosPart()
Parameters: This method do not accepts any parameter.
Return Value: This method returns a long value which is the nanoseconds part within seconds of the duration.
Below examples illustrate the Duration.toNanosPart() method:
Duration: PT51H4M 0
Duration: PT0.00000001S 10
Attention reader! Don’t stop learning now. Get hold of all the important Java Foundation and Collections concepts with the Fundamentals of Java and Java Collections Course at a student-friendly price and become industry ready.