filterIsInstanceTo
fun <reified R, C : MutableCollection<in R>> Sequence<*>.filterIsInstanceTo(
destination: C
): C
Appends all elements that are instances of specified type parameter R to the given destination.
The operation is terminal.
fun <C : MutableCollection<in R>, R> Sequence<*>.filterIsInstanceTo(
destination: C,
klass: Class<R>
): C
Appends all elements that are instances of specified class to the given destination.
The operation is terminal.