you could do it like this ``` fun lt A B Any gt Sequence lt kotlinlang #announcements

you could do it like this ``` fun <A,B: Any>...

gjesse

01/03/2017, 2:45 AM

you could do it like this

Copy code

fun <A,B: Any> Sequence<A>.firstNotNull(process: (A) -> B?) : B? {
    return this.mapNotNull (process)
            .firstOrNull()
}