rmrevin / yii2-fontawesome

     * @return string

     * @throws \yii\base\InvalidConfigException

     */

    public function render($tag = null, $options = [])

    {

        $tag = empty($tag)

            ? (empty($this->tag) ? static::$defaultTag : $this->tag)

            : $tag;

        $options = array_merge($this->options, $options);

        $items = $this->items;

        return Html::tag($tag, implode($items), $options);

    }

}

     * @param array $options

     * @return string

     */

    public function render($tag = null, $content = null, $options = [])

    {

        $tag = empty($tag)

            ? (empty($this->tag) ? static::$defaultTag : $this->tag)

            : $tag;

        $options = array_merge($this->options, $options);

        return Html::tag($tag, $content, $options);

    }

}