voluptasmollitia/docs-exp/auth.phoneauthprovider._constructor_.md

Monorepo for the Firebase JavaScript SDK

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[Home](./index.md) &gt; [@firebase/auth](./auth.md) &gt; [PhoneAuthProvider](./auth.phoneauthprovider.md) &gt; [(constructor)](./auth.phoneauthprovider._constructor_.md)

## PhoneAuthProvider.(constructor)

Constructs a new instance of the `PhoneAuthProvider` class

<b>Signature:</b>

```typescript
constructor(auth: Auth);
```

## Parameters

|  Parameter | Type | Description |
|  --- | --- | --- |
|  auth | [Auth](./auth.auth.md) | The Firebase Auth instance in which sign-ins should occur. |