/guava/guava/src/com/google/common/collect/Iterators.java
result = false;
result = true;
public static boolean removeAll(Iterator<?> removeFrom, Collection<?> elementsToRemove) { checkNotNull(elementsToRemove); boolean result = false; while (removeFrom.hasNext()) { if (elementsToRemove.contains(removeFrom.next())) { removeFrom.remove(); <extra_id_0> } } return result; } @CanIgnoreReturnValue public static <T extends @Nullable Object> boolean removeIf(