Say, a list containing 5 elements as

 1. Apple
 2. Banana
 3. Cat
 4. Dog
 5. Elephant

Now how do I call (say) each item in a "LOOP" one after another. Eg.

  apple(item1) for 2 sec
  banana(item2) for 2 sec

As this answer suggests, here's an easy way to do it

enter image description here

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