---
title: "Group Array by Key"
description: "Group an array of objects by a specific key in TypeScript."
date: "2025-10-02"
tags: ["typescript","array","group","frontend"]
canonical: "/snippets/typescript/array/group-by"
---

import { Code } from '@astrojs/starlight/components'
import Source from './group-by.ts?raw'

## Group Array by Key

<Code code={Source} lang="ts" title="group-by.ts" wrap />