doOnData method
inherited
Invokes the given callback function when the stream emits an item. In other implementations, this is called doOnNext.
Example
new Observable.fromIterable([1, 2, 3])
.doOnData(print)
.listen(null); // prints 1, 2, 3
Implementation
Observable<T> doOnData(void onData(T event)) =>
transform(DoStreamTransformer<T>(onData: onData));