GetLastIndexOfArray.java

package Lesson3.KeyPoint1;

/**
 * Created by Юрий on 16.12.2015.
 */
public class GetLastIndexOfArray {
    public static void main(String[] args) {
        int[] arr1 = {1, 10, 5, 7, 6};
        int[] arr2 = {0};
        int[] arr3 = new int[0];
        int[] arr4 = {0, 0, 15, 25, 16};
        int[] arr5 = {-3, 25, 2};

        System.out.println(getLast(arr1));
        System.out.println(getLast(arr2));
        System.out.println(getLast(arr3));
        System.out.println(getLast(arr4));
        System.out.println(getLast(arr5));
    }

    static int getLast(int[] data) {
        int lastIndex = data.length;
        if (lastIndex > 0) {
            return data[lastIndex - 1];
        }
        return -1;
    }
}