Documentation v8.0.28

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Overview

Google reCAPTCHA v3 is a free service that protects your site from spam and abuse. It uses advanced risk analysis techniques to tell humans and bots apart. For more info please check the plugin's documentation.

Usage

Google reCAPTCHA v3 requires to include below Google Recaptcha API Javascript file on your page:

<script src="https://www.google.com/recaptcha/api.js"></script>

Basic Example

Below example shows how to include Google reCAPTCHA v3 and perform a basic validation.

JAVASCRIPT
HTML

grecaptcha.ready(function () {
    if (grecaptcha.getResponse() === "") {
        alert("Please validate the Google reCaptcha.");
    } else {
        alert("Successful validation! Now you can submit this form to your server side processing.");
    }
});

<form action="?" method="POST">
  <div class="g-recaptcha" data-sitekey="your_site_key"></div>
  <br/>
  <input type="submit" value="Submit">
  <script src="https://www.google.com/recaptcha/api.js"></script>
</form>