| Server IP : 35.80.110.71 / Your IP : 216.73.216.21 Web Server : Apache/2.4.58 (Ubuntu) System : Linux ip-172-31-21-44 6.17.0-1019-aws #19~24.04.1-Ubuntu SMP Tue Jun 23 18:53:06 UTC 2026 x86_64 User : ubuntu ( 1000) PHP Version : 8.3.31 Disable Function : NONE MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : OFF Directory : /var/www/webhook-relay-web/current/node_modules/is-regexp/ |
Upload File : |
# is-regexp
> Check if a value is a regular expression
## Install
```
$ npm install is-regexp
```
## Usage
```js
import isRegexp from 'is-regexp';
isRegexp('unicorn');
//=> false
isRegexp(/unicorn/);
//=> true
isRegexp(new RegExp('unicorn'));
//=> true
```
## FAQ
#### [Why not just use `instanceof` instead of this package?](https://github.com/sindresorhus/is#why-not-just-use-instanceof-instead-of-this-package)
## Related
- [is](https://github.com/sindresorhus/is) - Type check values
---
<div align="center">
<b>
<a href="https://tidelift.com/subscription/pkg/npm-is-regexp?utm_source=npm-is-regexp&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>