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Showing posts from October, 2023

Java List Methods

 List<Integer> list = new ArrayList<Integer>();  List<Integer> list1 = new ArrayList<Integer>(); list1.add(0,1); list1.add(1,2); list2.add(2,3);  List<Integer> list2 = new ArrayList<Integer>(); list.add(index,element); list1.addAll(index,list2); list.size(); list.clear(); // drop all elements from list list.remove(index); list.remove(element); list.get(index); list.set(index,element); list.indexOf(element); list.lastIndexOf(element); list.equals(element); list.isEmpty(); list.contains(element); list.containsAll(list1);   // boolean