inline 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.

fun <C : MutableCollection<in R>, R> Sequence<*>.filterIsInstanceTo(
    destination: C, 
    klass: Class<R>
): C

Platform and version requirements: JVM

Appends all elements that are instances of specified class to the given destination.