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reduce()

reduce<T, R>(fn): (initVal) => (arr) => R

Calls the accumulator with each element of the given array, starting with the first element. Returns the final result.

Type Parameters​

T​

T

The type of array elements.

R​

R

The result type of the folder function.

Parameters​

fn​

Accumulator<T, R>

The accumulator function to apply to each element of the array.

Returns​

(initVal): (arr) => R

Parameters​

initVal​

R

Returns​

(arr): R

Parameters​

arr​

T[]

Returns​

R

Remarks​

pure function

Example​

import { reduce } from '@accelint/core';

reduce((total, n) => total + n)(0)([1, 2, 3, 4, 5]);
// 15