SCALA

scala map example

val myMap = Map(
  ("key", 56),
  ("anotherKey", "value")
)

println(myMap("key")) // "56"

map function scala

collection = (e1, e2, e3, ...)

//func is some function
collection.map(func)

//returns collection(func(e1), func(e2), func(e3), ...)