---
editLink: false
lastUpdated: false
---

[@salesforce/b2c-tooling-sdk](../../../modules.md) / [operations/mrt](../index.md) / listEnvVars

# Function: listEnvVars()

> **listEnvVars**(`options`, `auth`): `Promise`\<[`ListEnvVarsResult`](../interfaces/ListEnvVarsResult.md)\>

Defined in: [packages/b2c-tooling-sdk/src/operations/mrt/env-var.ts:90](https://github.com/SalesforceCommerceCloud/b2c-developer-tooling/blob/e7c16f1ae423da0aa47b3e10be88f9770b53619b/packages/b2c-tooling-sdk/src/operations/mrt/env-var.ts#L90)

Lists environment variables for a project environment.

## Parameters

### options

[`EnvVarOptions`](../interfaces/EnvVarOptions.md)

Options specifying project and environment

### auth

[`AuthStrategy`](../../../auth/interfaces/AuthStrategy.md)

Authentication strategy (ApiKeyStrategy)

## Returns

`Promise`\<[`ListEnvVarsResult`](../interfaces/ListEnvVarsResult.md)\>

List of environment variables

## Throws

Error if request fails

## Example

```typescript
import { ApiKeyStrategy } from '@salesforce/b2c-tooling-sdk/auth';
import { listEnvVars } from '@salesforce/b2c-tooling-sdk/operations/mrt';

const auth = new ApiKeyStrategy(process.env.MRT_API_KEY!, 'Authorization');

const result = await listEnvVars({
  projectSlug: 'my-storefront',
  environment: 'production'
}, auth);

for (const envVar of result.variables) {
  console.log(`${envVar.name}=${envVar.value}`);
}
```