Iterable
count(final Iterable iterable, final int step)
count
Iterable<Integer> generator = new Iterable<Integer>() {
public Iterator<Integer> iterator() {
return new Iterator<Integer>() {
Iterator<T> iter = iterable.iterator();
int currentValue = 0 - step;
@Override
public boolean hasNext() {
return iter.hasNext();
...
int
count(Iterable i) count
int count = 0;
Iterator<?> ii = i.iterator();
while (ii.hasNext()) {
ii.next();
count++;
return count;
long
count(Iterable iterable) Runs through an Iterable and counts the number of elements.
long[] count = { 0 };
iterable.forEach(c -> count[0]++);
return count[0];
int
count(Iterable iterable) Returns the number of elements the iterable contains.
int count = 0;
if (iterable != null) {
Iterator<T> iter = iterable.iterator();
while (iter.hasNext()) {
iter.next();
count++;
return count;