RxJS GroupedObservable
2020-10-13 13:55 更新
一个 Observable 表示值,该值属于由公共键表示的同一组。GroupedObservable 发出的值来自源 Observable。公用密钥可用作 key
GroupedObservable 实例上的字段。
class GroupedObservable<K, T> extends Observable {
constructor(key: K, groupSubject: Subject<T>, refCountSubscription?: RefCountSubscription)
key: K
_subscribe(subscriber: Subscriber<T>)
// inherited from index/Observable
static create: Function
static if: typeof iif
static throw: typeof throwError
constructor(subscribe?: (this: Observable<T>, subscriber: Subscriber<T>) => TeardownLogic)
_isScalar: boolean
source: Observable<any>
operator: Operator<any, T>
lift<R>(operator: Operator<T, R>): Observable<R>
subscribe(observerOrNext?: NextObserver<T> | ErrorObserver<T> | CompletionObserver<T> | ((value: T) => void), error?: (error: any) => void, complete?: () => void): Subscription
_trySubscribe(sink: Subscriber<T>): TeardownLogic
forEach(next: (value: T) => void, promiseCtor?: PromiseConstructorLike): Promise<void>
pipe(...operations: OperatorFunction<any, any>[]): Observable<any>
toPromise(promiseCtor?: PromiseConstructorLike): Promise<T>
}
建设者
constructor(key: K, groupSubject: Subject<T>, refCountSubscription?: RefCountSubscription)
参量键类型:K
。groupSubject 类型:。Subject
refCountSubscription 可选的。默认值为 undefined
。类型:RefCountSubscription
。
物产
属性 | 类型 | 描述 |
---|---|---|
Key | K |
在构造函数中声明。 |
方法
_订阅() _subscribe(subscriber: Subscriber<T>)
参量: | 类型: |
---|---|
订阅用户 | 类型:Subscriber |
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