Converting an int array to a String array

Question

So I have this \"list\" of ints. It could be a Vector, int[], List, whatever.

My goal though is to sort the

Answer 1

Java 8 way, no loops at all:

 // Given
int[] array         = {-5, 8, 3, 10, 25};
// When
String[] actual = Arrays.stream(array)
        .sorted()
        .mapToObj(String::valueOf)
        .toArray(String[]::new);
// Then
String[] expected = {"-5", "3", "8", "10", "25"};

assertArrayEquals(expected, actual);