Module

std/collections/mod.ts>union

Deno standard library
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function union
import { union } from "https://deno.land/std@0.167.0/collections/mod.ts";

Returns all distinct elements that appear in any of the given arrays

Examples

Example 1

import { union } from "https://deno.land/std@0.167.0/collections/union.ts";
import { assertEquals } from "https://deno.land/std@0.167.0/testing/asserts.ts";

const soupIngredients = ["Pepper", "Carrots", "Leek"];
const saladIngredients = ["Carrots", "Radicchio", "Pepper"];
const shoppingList = union(soupIngredients, saladIngredients);

assertEquals(shoppingList, ["Pepper", "Carrots", "Leek", "Radicchio"]);

Parameters

...arrays: (readonly T[])[]