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hastebrot

07/12/2016, 10:53 PM
Hmm, but I also thought about having an
if-else
or `when`:
Copy code
listOf(1, null, 2, 3, null).map { it?.toString() }.forEach { bar ->
    when {
        bar == null -> println("warning")
        else -> {
            // do something with the non-null value.
            println(bar)
        }
    }
}