java last element in array

1firstNum = numbers[0];
2lastNum = numbers[numbers.length-1];

1
2arrayName[arrayName.length() - 1];

1int [] numbers = {1, 2, 3, 4, 5};
2
3firstElement = numbers[0];
4lastElement = numbers[numbers.length-1];

1E e = list.get(list.size() - 1);

1// GIVE FIRST NUMBER AND LAST NUMBER
2firstNum = numbers[0];
3lastNum = numbers[numbers.length-1];