Deep Understanding of Arrays.sort()

1. How to Use Arrays.sort(): A Simple Example By reading the following example, you can quickly get an idea of how to use this method correctly. A Comparator is defined for comparing Dogs by size and then the Comparator is used as a parameter for the sort method. import java.util.Arrays; import java.util.Comparator;   class Dog{ int size; public Dog(int s){ size = s; } }   class DogSizeComparator implements Comparator{   @Override public int compare(Dog o1, Dog o2) { return o1.size - o2.size; } }   public class ArraySort {   public static void main(String[] args) { Dog d1 = new Dog(2);

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