declaring 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: initialize arraylist
ArrayList<Type> list = new ArrayList<Type>(Arrays.asList(
elem1, elem2,..., elemN
));
Example 3: java arraylist declaration
ArrayList<E> yourArray = new ArrayList<E>();
//'E' can be raplaced with any data type or object, or left as
// E if used for general funcitonality