# protocol

[swift](../swift)⟩ [custom]() ⟩ protocol&#x20;

{% hint style="warning" %}
:star: 注意：<mark style="color:red;">無法</mark>用 [extension](../swift/type/ext) 讓<mark style="color:yellow;">內建的協定</mark>去遵循<mark style="color:yellow;">另一個內建的協定</mark>❗&#x20;

:point\_right: 詳情請參閱： [cant-inherit](../swift/type/category/protocol/inherit/cant-inherit "mention")
{% endhint %}

{% tabs %}
{% tab title="🔴 主題" %}
* [frame](package/geometrykit/frame "mention")
* [repeatable](protocol/repeatable "mention")
{% endtab %}

{% tab title="👥 相關" %}
* [inherit](../swift/type/category/protocol/inherit "mention") ⟩ [cant-inherit](../swift/type/category/protocol/inherit/cant-inherit "mention")&#x20;
{% endtab %}
{% endtabs %}
