`int[] arr = new int[5];`
`int[] arr = {1, 2, 3, 4, 5};`
`int[] arr = new int[]{1, 2, 3, 4, 5};`
`String[] names = new String[3];`
`String[] names = {“Alice”, “Bob”, “Charlie”};`
`String[] names = new String[]{“Alice”, “Bob”, “Charlie”};`
`int[][] matrix = new int[3][4];`
`int[][] matrix = {{1, 2}, {3, 4}};`
`int[] arr = java.util.Arrays.stream(new int[]{1, 2, 3}).toArray();`