flatMap

fun <E, R> KoneIterator<E>.flatMap(transform: (E) -> KoneIterator<R>): KoneIterator<R>(source)
inline fun <E, R> KoneIterable<E>.flatMap(transform: (E) -> KoneIterable<R>): KoneList<R>(source)
fun <E, R> KoneSequence<E>.flatMap(transform: (E) -> KoneSequence<R>): KoneSequence<R>(source)