Function reduceRightWithIndex

reduceRightWithIndex<T, U>(accumulator: ((acc: T, next: U, index: number) => T), initial: T): ((arr: readonly U[]) => T)

Example

import * as A from "flurp/array";

const concatEveryOther = A.reduceRightWithIndex(
  (acc: string, next: string, index: number) =>
    acc + (N.isEven(index) ? next : ""),
    "every other from right: "
  );
f(["a", "b", "c", "d", "e"]);   // "every other from right: eca"

Type Parameters

Parameters

accumulator: ((acc: T, next: U, index: number) => T)
- - (acc: T, next: U, index: number): T
  - Parameters
    - acc: T
    - next: U
    - index: number
    Returns T
initial: T

Returns ((arr: readonly U[]) => T)

- (arr: readonly U[]): T
- Parameters
  - arr: readonly U[]
  Returns T

Function reduceRightWithIndex

Example

Type Parameters

T

U

Parameters

accumulator: ((acc: T, next: U, index: number) => T)

Parameters

acc: T

next: U

index: number

Returns T

initial: T

Returns ((arr: readonly U[]) => T)

Parameters

arr: readonly U[]

Returns T

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