Stepping Through an Array
The array: Array ( [0] => Steinbeck [1] => Kafka [2] => Tolkien [3] => Dickens )
The current element is: Steinbeck.
The next element is: Kafka.
...and its index is: 1.
The next element is: Tolkien.
The previous element is: Kafka.
The first element is: Steinbeck.
The last element is: Dickens.
The previous element is: Tolkien.