ArrayList example 2

// Create the list
List list = new LinkedList(); // Doubly-linked list
list = new ArrayList(); // List implemented as growable array
// Append an element to the list

list.add("a"); 

// Insert an element at the head of the list

list.add(0, "b"); 

// Get the number of elements in the list

int size = list.size(); // 2 

// Retrieving the element at the end of the list

Object element = list.get(list.size()-1); // a

// Retrieving the element at the head of the

list element = list.get(0); // b

// Remove the first occurrence of an element boolean
b = list.remove("b"); // true
b = list.remove("b"); // false // Remove the element at a particular index element = list.remove(0); // a