declare an arraylist java code example

Example 1: how to define an arraylist in java

ArrayList<Integer> integerArray = new ArrayList<Integer>();
ArrayList<String> integerArray = new ArrayList<String>();
ArrayList<Double> integerArray = new ArrayList<Double>();
//... keep replacing what is inside the <> with the appropriate
//data type

Example 2: java create arraly list

List<String> words = new ArrayList<String>();

Example 3: how to make an arraylist java

ArrayList<Integer> integerArray = new ArrayList<Integer>();
ArrayList<String> stringArray = new ArrayList<String>();
ArrayList<Double> doubleArray = new ArrayList<Double>();
//... keep replacing what is inside the <> with the appropriate
//data type

Example 4: initialize arraylist

ArrayList<Type> list = new ArrayList<Type>(Arrays.asList(
		elem1, elem2,..., elemN
        ));

Example 5: how to make a new arraylist java

ArrayList<Type> name = new ArrayList<Type>();

Example 6: how to declare array of arraylist in java

List<List<Individual>> group = new ArrayList<List<Individual>>(4);