Get index of current element in a foreach method of Traversable?

Question

Suppose I have two arrays:

val ar1 = Array[String](\"1\", \"2\", \"3\")
val ar2 = Array[String](\"1\", \"2\", \"3\", \"4\")

Now for each e

Answer 1

I did not had the opportunity to test it, but this should do the trick:

ar1.zip(ar2).foreach(x => println(x._1 + x._2))