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publishLast

publishLast

Deprecated
rxjs.dev

Multicast of the last value via an AsyncSubject.

Signature

publishLast(): UnaryFunction, ConnectableObservable>

What it does

Hands subscribers only source's last value after it completes. Historically used with refCount/connect.

When to use

Supporting legacy code. For new code, shareReplay({ bufferSize: 1, refCount: true }) or last() usually fits better.

Deprecated API

Marked deprecated in RxJS 7. In new code, use shareReplay or last.

See also

shareReplay, last

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