The Java.DoubleAccumulator.longValue() is an inbuilt method in java that returns the current value as a long after a narrowing primitive conversion. It means the initial datatype is double which is explicitly converted into type long.
public long longValue()
Parameters: The method does not accepts any parameter.
Return value: The method returns the current value as a long after a narrowing primitive conversion.
PBelow programs illustrate the above method:
Old value is: 52.0 Current long value is: 52.0
Old value is: 71.0 Current long value is: 71.0
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