# mode

[JS](../../..) ⟩ [concepts](../../../../browser/concepts) ⟩ [environment](..) ⟩ [JS engine]() ⟩ mode

{% hint style="info" %}
🚧
{% endhint %}

{% tabs %}
{% tab title="🔴 主題" %}
* [strict-mode](mode/strict-mode "mention")
* [sloppy-mode](mode/sloppy-mode "mention")
* [strict-vs.-sloppy](mode/strict-vs.-sloppy "mention")
{% endtab %}
{% endtabs %}
