convert list of integer to array in java
List<Integer> al = new ArrayList<Integer>();
Integer[] arr = new Integer[al.size()];
arr = al.toArray(arr);
convert list of integer to array in java
List<Integer> al = new ArrayList<Integer>();
Integer[] arr = new Integer[al.size()];
arr = al.toArray(arr);
convert int
int arr[] = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 };
List lst = Arrays.asList(arr);
System.out.println(lst.size());
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