swapStr method

void swapStr (List<String> array)

Inverts the order of array in place.

Implementation

static void swapStr(List<String> array) {
  int right;
  String temp;
  int halfsize = array.length;

  // reverse array
  for (int i = 0; i < halfsize ~/ 2; i++) {
    right = halfsize - 1 - i;
    temp = array[i];
    array[i] = array[right];
    array[right] = temp;
  }
}