Edit for multi form in one page with recaptcha

Add this code into the php file

add_action('wp_print_scripts', 'ninja_recaptcha_register_scripts');
function ninja_recaptcha_register_scripts() {
    wp_register_script('ninja.g.recaptcha', "https://www.google.com/recaptcha/api.js?onload=CaptchaCallback&render=explicit&hl");
	wp_register_script('ninja.g.recaptcha.script', plugins_url('/ninja-forms-recaptcha-field/js/script.js'));

    wp_enqueue_script('jquery');
    wp_enqueue_script('ninja.g.recaptcha');
    wp_enqueue_script('ninja.g.recaptcha.script');
}

js code

var CaptchaCallback;
$(document).ready(function(){
	CaptchaCallback = function(){
			$('.g-recaptcha').each(function(index,ele){
				grecaptcha.render(ele, {
					'sitekey' : XXXXXXXXXXXXXXXXXXXXXXXXX;,
					'callback' : $(this).attr('data-callback')
				});
			});
		}
});

And Please remove the following code
api.js script include in ninja_forms_recaptcha_display function
Add id to every .g-recaptcha