// Init a standard array. int[] myArrayOfInts = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 }; // Init a generic List<> of ints. List<int> myGenericList = new List<int> { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 }; // Init an ArrayList with numerical data. ArrayList myList = new ArrayList { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };