initialize list of list java code example

Example 1: how to make java list

//Creating arraylist example 
ArrayList<String> list = new ArrayList<String>();  
 
//Adding objects in arraylist 
list.add("Mango");    
list.add("Banana");   

//Change the element (index,"new value")
list.set(1,"Dates"); 

//Return the 2nd element, because index starts from 0
System.out.println("Returning element: " + list.get(1));

Example 2: list java initialize

List<MyType> myList = new ArrayList<MyType>();

Example 3: initialise List>

List<List<Integer>> list = new ArrayList<List<Integer>>();

##or since Java 1.7

List<List<Integer>> list = new ArrayList<>();