add
open fun <V, T : Collection<in V>?> addToCollection(dest: T, failOnNull: Boolean, src: Iterable<out V>): T(source)
open fun <V, T : Collection<in V>?> addToCollection(dest: T, failOnNull: Boolean, srcs: Array<Iterable<out V>>): T(source)
open fun <V, T : Collection<in V>?> addToCollection(dest: T, srcs: Array<Iterable<out V>>): T(source)