# is-docker [](https://travis-ci.com/github/sindresorhus/is-docker)
> Check if the process is running inside a Docker container
## Install
```
$ npm install is-docker
```
## Usage
```js
const isDocker = require('is-docker');
if (isDocker()) {
console.log('Running inside a Docker container');
}
```
## CLI
```
$ is-docker
```
Exits with code 0 if inside a Docker container and 2 if not.
| Name | Type | Size | Permission | Actions |
|---|---|---|---|---|
| cli.js | File | 105 B | 0755 |
|
| index.d.ts | File | 254 B | 0644 |
|
| index.js | File | 449 B | 0644 |
|
| license | File | 1.09 KB | 0644 |
|
| package.json | File | 3.52 KB | 0644 |
|
| readme.md | File | 476 B | 0644 |
|