Skip to main content
Deno 2 is finally here 🎉️
Learn more
Go to Latest
The Standard Library has been moved to JSR. See the blog post for details.
function assertArrayIncludes
Deprecated
Deprecated

(will be removed after 1.0.0) Import from https://deno.land/std/assert/assert_array_includes.ts instead.

import { assertArrayIncludes } from "https://deno.land/std@0.218.0/testing/asserts.ts";

Make an assertion that actual includes the expected values. If not then an error will be thrown.

Type parameter can be specified to ensure values under comparison have the same type.

Examples

Example 1

import { assertArrayIncludes } from "https://deno.land/std@0.218.0/testing/asserts.ts";

assertArrayIncludes([1, 2], [2]); // Doesn't throw
assertArrayIncludes([1, 2], [3]); // Throws

Parameters

actual: ArrayLikeArg<T>
expected: ArrayLikeArg<T>
optional
msg: string