# @intlayer/config: Retrieve Intlayer configuration
**Intlayer** is a suite of packages designed specifically for JavaScript developers. It is compatible with frameworks like React, React, and Express.js.
The **`@intlayer/config`** package is a NPM package that allows you to retrieve the configuration of Intlayer and define the environment variables related to the current environment.
## Installation
Install the necessary package using your preferred package manager:
```bash packageManager="npm"
npm install @intlayer/config
```
```bash packageManager="pnpm"
pnpm add @intlayer/config
```
```bash packageManager="yarn"
yarn add @intlayer/config
```
## Usage
### Read the configuration of Intlayer using file system
Example:
```ts
import { getConfiguration, type IntlayerConfig } from "@intlayer/config";
const config: IntlayerConfig = getConfiguration();
console.log(config);
// Output:
// {
// internationalization: { ... },
// middleware: { ... },
// content: { ... },
// editor: { ... }
// }
```
> This function use `fs` packages and will only work on the server side.
### Read the configuration of Intlayer using environment variables
Example:
```ts
import { getConfiguration, type IntlayerConfig } from "@intlayer/config/client";
const config: IntlayerConfig = getConfiguration({
env: "production",
});
console.log(config);
// Output:
// {
// internationalization: { ... },
// middleware: { ... },
// content: { ... },
// editor: { ... }
// }
```
> This function will not return anything if the environment variables are not defined.
### Define the environment variables
1. Create a configuration file.
```ts fileName="intlayer.config.ts"
import { type IntlayerConfig } from "intlayer";
const config: IntlayerConfig = {
internationalization: {
/* ... */
},
middleware: {
/* ... */
},
content: {
/* ... */
},
editor: {
/* ... */
},
};
export default config;
```
> See [Intlayer configuration documentation](https://intlayer.org/doc/concept/configuration) for more details.
2. Define the environment variables.
```ts
import { getConfiguration } from "@intlayer/config";
const intlayerConfig = getConfiguration();
// Format all configuration values as environment variables
const env = formatEnvVariable();
// Set each formatted environment variable in process.env
Object.assign(process.env, env);
```
3. Import the configuration file.
```ts
import { getConfiguration } from "@intlayer/config/client";
const intlayerConfig = getConfiguration();
```
## Read about Intlayer
- [Intlayer Website](https://intlayer.org)
- [Intlayer Documentation](https://intlayer.org/doc)
- [Intlayer GitHub](https://github.com/aymericzip/intlayer)
- [Ask your questions to our smart documentation](https://intlayer.org/docchat)
