Filtración

• audit

• auditTime

• debounce

• debounceTime

• distinct

• distinctUntilChanged

• distinctUntilKeyChanged

• elementAt

• filter

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• last

• sample

• sampleTime

• single

• skip

• skipLast

• skipUntil

• skipWhile

• take

• takeLast

• takeUntil

• takeWhile

• throttle

• throttleTime