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# is-finite [](https://travis-ci.org/sindresorhus/is-finite)
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> ES2015 [`Number.isFinite()`](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Number/isFinite) [ponyfill](https://ponyfill.com)
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## Install
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```
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$ npm install is-finite
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```
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## Usage
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```js
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var numIsFinite = require('is-finite');
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numIsFinite(4);
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//=> true
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numIsFinite(Infinity);
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//=> false
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```
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---
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<div align="center">
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<b>
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<a href="https://tidelift.com/subscription/pkg/npm-is-finite?utm_source=npm-is-finite&utm_medium=referral&utm_campaign=readme">Get professional support for this package with a Tidelift subscription</a>
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</b>
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<br>
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<sub>
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Tidelift helps make open source sustainable for maintainers while giving companies<br>assurances about security, maintenance, and licensing for their dependencies.
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</sub>
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</div>
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