Rx\Observable::count PHP Method

Observable Class Documentation Show file Open project: ReactiveX/RxPHP

count() public method

Returns an observable sequence containing a value that represents how many elements in the specified observable sequence satisfy a condition if provided, else the count of items.

public count ( callable $predicate = null ) : Rx\Observable\AnonymousObservable
$predicate	callable
return	Rx\Observable\AnonymousObservable

    public function count(callable $predicate = null)
    {
        return $this->lift(function () use($predicate) {
            return new CountOperator($predicate);
        });
    }

Observable

asObservable

average

bufferWithCount

catchError

combineLatest

concat

concatAll

concatMap

concatMapTo

count

create