RWMB_Checkbox_Field::html PHP Method

    public static function html($meta, $field)
    {
        $attributes = self::get_attributes($field, 1);
        $output = sprintf('<input %s %s>', self::render_attributes($attributes), checked(!empty($meta), 1, false));
        if ($field['desc']) {
            $output = "<label id='{$field['id']}_description' class='description'>{$output} {$field['desc']}</label>";
        }
        return $output;
    }