map.go

package main

import "fmt"
import "exp/iterable"

func main(){
  a := iterable.IntArray{1,2,3,4}
  fmt.Println(a)
  iter := iterable.Map(a, func(i interface{})(interface{}){ return i.(int) * 3 })
  for e := range iter.Iter() {
    fmt.Println(e)
  }
}