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

# Function: activateCodeVersion()

> **activateCodeVersion**(`instance`, `codeVersionId`): `Promise`\<[`CodeVersionActivationResult`](../interfaces/CodeVersionActivationResult.md)\>

Defined in: [packages/b2c-tooling-sdk/src/operations/code/versions.ts:104](https://github.com/SalesforceCommerceCloud/b2c-developer-tooling/blob/2feab01f654eec77c6d702777ec2818472f131f1/packages/b2c-tooling-sdk/src/operations/code/versions.ts#L104)

Activates a code version on an instance.

## Parameters

### instance

[`B2CInstance`](../../../instance/classes/B2CInstance.md)

B2C instance

### codeVersionId

`string`

Code version ID to activate
Activating the current active version is treated as an idempotent success.

## Returns

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

Whether the code version was already active

## Throws

Error if activation fails

## Example

```typescript
await activateCodeVersion(instance, 'v2');
console.log('Code version v2 is now active');
```