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[@salesforce/b2c-tooling-sdk](../../modules.md) / [config](../index.md) / mergeProjectEnvironment

# Function: mergeProjectEnvironment()

> **mergeProjectEnvironment**(`projectEnvironment?`, `ambientEnvironment?`): `Record`\<`string`, `string` \| `undefined`\>

Defined in: [packages/b2c-tooling-sdk/src/config/project-environment.ts:24](https://github.com/SalesforceCommerceCloud/b2c-developer-tooling/blob/b099fb909260c5c00c90ca9da612a7f50c1328d4/packages/b2c-tooling-sdk/src/config/project-environment.ts#L24)

Merge project variables with an ambient environment, with ambient values taking precedence.

## Parameters

### projectEnvironment?

`Record`\<`string`, `string` \| `undefined`\>

### ambientEnvironment?

`Record`\<`string`, `string` \| `undefined`\> = `process.env`

## Returns

`Record`\<`string`, `string` \| `undefined`\>