veritatisdoloremque/docs-exp/auth-types.recaptchaverifier.md

Monorepo for the Firebase JavaScript SDK

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[Home](./index.md) &gt; [@firebase/auth-types](./auth-types.md) &gt; [RecaptchaVerifier](./auth-types.recaptchaverifier.md)

## RecaptchaVerifier class

An [reCAPTCHA](https://www.google.com/recaptcha/)<!-- -->-based application verifier.

<b>Signature:</b>

```typescript
export abstract class RecaptchaVerifier implements ApplicationVerifier 
```
<b>Implements:</b> [ApplicationVerifier](./auth-types.applicationverifier.md)

## Constructors

|  Constructor | Modifiers | Description |
|  --- | --- | --- |
|  [(constructor)(container, parameters, auth)](./auth-types.recaptchaverifier._constructor_.md) |  | Constructs a new instance of the <code>RecaptchaVerifier</code> class |

## Properties

|  Property | Modifiers | Type | Description |
|  --- | --- | --- | --- |
|  [type](./auth-types.recaptchaverifier.type.md) |  | string | The application verifier type. |

## Methods

|  Method | Modifiers | Description |
|  --- | --- | --- |
|  [clear()](./auth-types.recaptchaverifier.clear.md) |  | Clears the reCAPTCHA widget from the page and destroys the instance. |
|  [render()](./auth-types.recaptchaverifier.render.md) |  | Renders the reCAPTCHA widget on the page. |
|  [verify()](./auth-types.recaptchaverifier.verify.md) |  | Waits for the user to solve the reCAPTCHA and resolves with the reCAPTCHA token. |