Hyperlinkv0.8.0-beta.28

Number

Number.sumAllconsteffect/Number.ts:581
(collection: Iterable<number>): number

Takes an Iterable of numbers and returns their sum as a single number.

When to use

Use to sum all numbers in an iterable.

Example (Summing an iterable)

import { Number } from "effect"
import * as assert from "node:assert"

assert.deepStrictEqual(Number.sumAll([2, 3, 4]), 9)
Source effect/Number.ts:5817 lines
export const sumAll = (collection: Iterable<number>): number => {
  let out = 0
  for (const n of collection) {
    out += n
  }
  return out
}