Current File : /opt/alt/alt-nodejs8/root/usr/lib/node_modules/npm/node_modules.bundled/path-key//readme.md
# path-key [](https://travis-ci.org/sindresorhus/path-key)
> Get the [PATH](https://en.wikipedia.org/wiki/PATH_(variable)) environment variable key cross-platform
It's usually `PATH`, but on Windows it can be any casing like `Path`...
## Install
```
$ npm install --save path-key
```
## Usage
```js
const pathKey = require('path-key');
const key = pathKey();
//=> 'PATH'
const PATH = process.env[key];
//=> '/usr/local/bin:/usr/bin:/bin'
```
## API
### pathKey([options])
#### options
##### env
Type: `Object`<br>
Default: [`process.env`](https://nodejs.org/api/process.html#process_process_env)
Use a custom environment variables object.
#### platform
Type: `string`<br>
Default: [`process.platform`](https://nodejs.org/api/process.html#process_process_platform)
Get the PATH key for a specific platform.
## License
MIT © [Sindre Sorhus](https://sindresorhus.com)
