#Java - Find the Average of all collection elements using Lambda Expressions

Java - Code Samples

Sample 1. Find the Average of all collection elements using Lambda Expressions

// Declare and Initialize the Collection



Set<Integer> intSet = new HashSet<Integer>();



// Add Elements



intSet.add(1);

intSet.add(2);

intSet.add(3);

intSet.add(4);



// Use the stream and Collector to find the average of all elements.



System.out.println(intSet.stream().collect(Collectors.averagingInt(p->((Integer)p))));  Prints 2.5

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