voluptasmollitia/docs-exp/auth.actioncodeurl.apikey.md

Monorepo for the Firebase JavaScript SDK

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[Home](./index.md) &gt; [@firebase/auth](./auth.md) &gt; [ActionCodeURL](./auth.actioncodeurl.md) &gt; [apiKey](./auth.actioncodeurl.apikey.md)

## ActionCodeURL.apiKey property

The API key of the email action link.

<b>Signature:</b>

```typescript
readonly apiKey: string;
```