JAVASCRIPT

check if reCaptcha is sucess

  <div
    className="g-recaptcha"
    data-callback="recaptchaCallback"
    data-sitekey="YOUR_SITE_KEY"
    style={{ transform: "scale(1)" }}/>
 
  <script>
  function recaptchaCallback() {
  if (grecaptcha && grecaptcha.getResponse().length > 0) {
    //CODE FOR AFTER CHECKED...
  }
}
  </script>