---
description: 'Require or disallow initialization in variable declarations.'
---

import Tabs from '@theme/Tabs';
import TabItem from '@theme/TabItem';

> 🛑 This file is source code, not the primary documentation location! 🛑
>
> See **https://typescript-eslint.io/rules/init-declarations** for documentation.

It adds support for TypeScript's `declare` variables.