convert int array to list in java code example
Example 1: convert list of integer to array in java
List<Integer> al = new ArrayList<Integer>();
Integer[] arr = new Integer[al.size()];
arr = al.toArray(arr);
Example 2: convert int array to integer list java
int[] arr = {1,2,3};
IntStream.of(arr).boxed().collect(Collectors.toList());