Whats the best way to recursively reverse a string in Java?

Question

I have been messing around with recursion today. Often a programming technique that is not used enough.

I set out to recursively reverse a string. Here\'s what I cam

Answer 1

public String reverseString (String s) {

    if (s != null && s.length () > 0 ) {
        rev = rev + s.substring (s.length () - 1);
        reverseString (s.substring (0, s.length () - 1));
    }
    return rev;

}