Function exclusiveScan$

  • exclusiveScan$<T>(x, fr, acc): T[]

  • Perform exclusive prefix scan from left to right!

    Type Parameters

    • T

    Parameters

    • x: T[]

      an array (updated!)

    • fr: ReduceFunction<T, T>

      reduce function (acc, v, i, x)

    • acc: T

      initial value

    Returns T[]

    x = [acc, fr(acc, v₀), fr(fr(acc, v₀), v₁)...]

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