# is-absolute-url > Check if a URL is absolute ## Install ``` $ npm install is-absolute-url ``` ## Usage ```js import isAbsoluteUrl from 'is-absolute-url'; isAbsoluteUrl('https://sindresorhus.com/foo/bar'); //=> true isAbsoluteUrl('//sindresorhus.com'); //=> false isAbsoluteUrl('foo/bar'); //=> false ``` ## Related See [is-relative-url](https://github.com/sindresorhus/is-relative-url) for the inverse. --- <div align="center"> <b> <a href="https://tidelift.com/subscription/pkg/npm-is-absolute-url?utm_source=npm-is-absolute-url&utm_medium=referral&utm_campaign=readme">Get professional support for this package with a Tidelift subscription</a> </b> <br> <sub> Tidelift helps make open source sustainable for maintainers while giving companies<br>assurances about security, maintenance, and licensing for their dependencies. </sub> </div>