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LongSummaryStatistics getSum() method in Java with Examples

  • Difficulty Level : Hard
  • Last Updated : 28 Jun, 2019

The getSum() method of LongSummaryStatistics class in Java is used to get the sum of records in this LongSummaryStatistics.

Syntax:

public long getSum()

Parameter: This method do not accept any value as parameter.

Return Value: This method returns the sum of the records in this LongSummaryStatistics.

Program:




// Java program to demonstrate
// the above method
  
import java.util.*;
  
public class LongSummaryStatisticsDemo {
    public static void main(String[] args)
    {
  
        LongSummaryStatistics longSummaryStatistics
            = new LongSummaryStatistics();
  
        List<Integer> list
            = Arrays.asList(10, 20, 30, 40, 50);
  
        Iterator<Integer> iterator = list.listIterator();
        while (iterator.hasNext()) {
  
            // Add the integers to the LongSummaryStatistics object
            longSummaryStatistics.accept(iterator.next());
        }
  
        System.out.println("The sum of values is "
                           + longSummaryStatistics.getSum());
    }
}
Output:
The sum of values is 150

Reference: https://docs.oracle.com/javase/10/docs/api/java/util/LongSummaryStatistics.html#getSum()

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