🔸named slot
web ⟩ component ⟩ slot ⟩ named slot
fallback content:
<slot>
的預設內容。<template>:定義
<slot>
的地方。
用法
📁 <template> 內部結構:定義具名插槽 (named slot) 與預設插槽
<template id="my-component-template">
<div class="container">
<!-- ⭐️ named slot: header -->
<slot name="header"></slot>
<div class="content">
<!-- ⭐️ 沒有名字的就是「預設插槽」(default slot) -->
<slot></slot>
<p>This is more default text inside content.</p>
</div>
<!-- ⭐️ named slot: footer -->
<slot name="footer"></slot>
</div>
</template>
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