Encore\Admin\Form\Field\Radio::render PHP Метод

    public function render()
    {
        $this->options['radioClass'] = 'iradio_minimal-blue';
        $this->script = "\$('.{$this->id}').iCheck(" . json_encode($this->options) . ');';
        return parent::render()->with(['values' => $this->values]);
    }