T - the source and result value type
public final class OperatorConcat<T> extends Objectimplements Observable .Operator <T ,Observable <? extends T>>

| Modifier and Type | Method and Description |
|---|---|
Subscriber |
call(Subscriber
|
static <T> OperatorConcat |
instance()
|
public static <T> OperatorConcat<T> instance()
public Subscriber<? super Observable <? extends T>> call(Subscriber <? super T> child)