CSHARP

unity for loop array

for(int i = 0; i < Objects.Length; i++)
{
  dot.SetActive(Objects[i] == ItemLookingAt);
}

unity for loop array

 for (int i = 0; i < Objects.Length; i++)
{
  if (Objects[i] == ItemLookingAt)
  {
    dot.SetActive(true);
  } else
  {
    dot.SetActive(false);
  }
}

Unity loop around an array

// Wraping around an array or list
currentIndex = (currentIndex + 1) % myList.Count; // Forward
currentIndex = (myList.Count + currentIndex - 1) % myList.Count; //Backward