form

add_action( 'elementor_pro/forms/validation', function( $form_record, $ajax_handler ) {

if ( 'Test Form 1' !== $form_record->get_form_settings( 'form_name' ) ) {
	return;
}

$fields = $form_record->get('fields');
$email = $fields['email']['value'];

if ( email_exists( $email ) ) {
	$form_record->update_field( 'validation', 'value', 'yes' );
} else {
	$form_record->update_field( 'validation', 'value', 'no' );
}

return $form_record;
}, 10, 2 );