Home > @firebase/auth > useAuthEmulator
useAuthEmulator() function
Changes the Auth instance to communicate with the Firebase Auth Emulator, instead of production Firebase Auth services.
Signature:
export declare function useAuthEmulator(auth: Auth, url: string, options?: {
disableWarnings: boolean;
}): void;
Parameters
| Parameter | Type | Description |
|---|---|---|
| auth | Auth | The Auth instance. |
| url | string | The URL at which the emulator is running (eg, 'http://localhost:9099'). |
| options |
Returns:
void
Description
This must be called synchronously immediately following the first call to initializeAuth(). Do not use with production credentials as emulator traffic is not encrypted.
Example
useAuthEmulator(auth, 'http://127.0.0.1:9099', { disableWarnings: true });