Why that doesn't work for `flatMap`? AFAIK, `flatM...
# getting-startedi
ilya.gorbunov
03/17/2017, 4:09 PMWhy that doesn't work for
flatMapflatMap Copy code
listOf(1,2,3).flatMap { if (it%2 != 0) listOf(it, it-1) else emptyList() }