# debugging

[JS]() ⟩ debug

{% hint style="info" %}
In **Firefox**, you may have to select the **Show Browser Styles** option in order to view **user agent styles**. You can find this setting in the **Toolbox Options** panel
{% endhint %}

{% tabs %}
{% tab title="📗 參考" %}
* [ ] Eloquent JavaScript ⟩ [Bugs & Errors](https://eloquentjavascript.net/08_error.html)
{% endtab %}

{% tab title="🔴 主題" %}
* [err](err "mention")
* [handling](debug/handling "mention")
* [testing](debug/testing "mention")
* [devtools](debug/devtools "mention")
{% endtab %}

{% tab title="🛠 工具" %}
* :tools: Pesticide for [Chrome](https://chrome.google.com/webstore/detail/pesticide-for-chrome-with/neonnmencpneifkhlmhmfhfiklgjmloi), for [Firefox](https://addons.mozilla.org/zh-TW/firefox/addon/pesticide-for-firefox/)&#x20;
{% endtab %}
{% endtabs %}
