External module "transforms/distinct"

distinct

• distinct<T>(f?: function): Transform<T>

• Returns a Transform where all subsequent repetitions of the same item are filtered out.

  Type parameters

  • T

    Type of items emitted by the observable.

  Parameters

  • Default value f: function = (a, b) => a === b

    Function to check if two items are the same. By default strict equality is used.

    • • (a: T, b: T): boolean

      • Parameters

        • a: T

        • b: T

        Returns boolean

  Returns Transform<T>

  Transform that emits some items from the original observable.