removeAll
fun <E> MutableLiveData<List<E>>.removeAll(elements: Iterable<E>): Boolean
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Removes all elements from this MutableLiveData that are also contained in the given elements collection. The observers are notified of the new value if the list was changed.
Return
true if any of the specified elements was removed from the collection, false if the MutableLiveData was not modified.
fun <E> MutableLiveData<List<E>>.removeAll(predicate: (E) -> Boolean): Boolean
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Removes all elements from this MutableLiveData that match the given predicate. The observers are notified of the new value if the list was changed.
Return
true if any of the specified elements was removed from the collection, false if the MutableLiveData was not modified.