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@std/collections@0.215.0

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It is unknown whether this package works with Browsers
It is unknown whether this package works with Deno
It is unknown whether this package works with Node.js
It is unknown whether this package works with Cloudflare Workers
It is unknown whether this package works with Bun
•JSR Score70%•
Downloads1/wk
•
Published2 years ago (0.215.0)
function unzip
unzip<T, U>(pairs: readonly [T, U][]): [T[], U[]]

Builds two separate arrays from the given array of 2-tuples, with the first returned array holding all first tuple elements and the second one holding all the second elements.

import { unzip } from "@std/collections/unzip";
import { assertEquals } from "@std/assert/assert_equals";

const parents = [
  ["Maria", "Jeff"],
  ["Anna", "Kim"],
  ["John", "Leroy"],
] as [string, string][];

const [moms, dads] = unzip(parents);

assertEquals(moms, ["Maria", "Anna", "John"]);
assertEquals(dads, ["Jeff", "Kim", "Leroy"]);

Type Parameters

T
U

Parameters

pairs: readonly [T, U][]

Return Type

[T[], U[]]

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Add Package

deno add jsr:@std/collections

Import symbol

import { unzip } from "@std/collections";
or

Import directly with a jsr specifier

import { unzip } from "jsr:@std/collections";