kotlin forEachIndexed arrayListOf<String>
import java.lang.StringBuilder
fun main(args: Array<String>) {
var bundle = "fly"
var str = StringBuilder()
var list = arrayListOf<String>()
bundle.forEachIndexed { index, s ->
when (index) {
0 -> str.append(s)
1 -> str.append(s)
else -> {
}
}
list.add(s.toString())
}
println(str)
println(list)
}
fl
[f, l, y]