kotlin-stdlib/kotlin.collections/MutableCollection/retainAll

retainAll

abstract fun retainAll(elements: Collection<E>): Boolean(source)

Retains only the elements in this collection that are contained in the specified collection.

Since Kotlin

1.0

Return

true if any element was removed from the collection, false if the collection was not modified.

abstract fun retainAll(elements: Collection<E>): Boolean(source)

Retains only the elements in this collection that are contained in the specified collection.

Since Kotlin

1.1

Return

true if any element was removed from the collection, false if the collection was not modified.

abstract fun retainAll(elements: Collection<E>): Boolean(source)

Retains only the elements in this collection that are contained in the specified collection.

Since Kotlin

1.3

Return

true if any element was removed from the collection, false if the collection was not modified.

abstract fun retainAll(elements: Collection<E>): Boolean(source)

Retains only the elements in this collection that are contained in the specified collection.

Since Kotlin

1.8

Return

true if any element was removed from the collection, false if the collection was not modified.

abstract fun retainAll(elements: Collection<E>): Boolean(source)

Retains only the elements in this collection that are contained in the specified collection.

Since Kotlin

1.8

Return

true if any element was removed from the collection, false if the collection was not modified.