ArrayList in java

Simple things for ArrayList:

 // declare ArrayList ArrayList<String> myList = new ArrayList<>(10);
 ArrayList<Integer> myListI = new ArrayList<>(1);
// myList.add("hello what is your name?\n I like you"); // Adding data myListI.add(1);
 myListI.add(2);
 myListI.add(3);
 

 for(Integer i : myListI) {
     System.out.println(i);
 }

 System.out.println(myListI);

All about ArrayList