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author | Peter Bengtsson <mail@peterbe.com> | 2020-12-08 14:40:17 -0500 |
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committer | Peter Bengtsson <mail@peterbe.com> | 2020-12-08 14:40:17 -0500 |
commit | 33058f2b292b3a581333bdfb21b8f671898c5060 (patch) | |
tree | 51c3e392513ec574331b2d3f85c394445ea803c6 /files/zh-cn/web/api/htmlslotelement/name | |
parent | 8b66d724f7caf0157093fb09cfec8fbd0c6ad50a (diff) | |
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Diffstat (limited to 'files/zh-cn/web/api/htmlslotelement/name')
-rw-r--r-- | files/zh-cn/web/api/htmlslotelement/name/index.html | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/files/zh-cn/web/api/htmlslotelement/name/index.html b/files/zh-cn/web/api/htmlslotelement/name/index.html new file mode 100644 index 0000000000..b00202e056 --- /dev/null +++ b/files/zh-cn/web/api/htmlslotelement/name/index.html @@ -0,0 +1,63 @@ +--- +title: HTMLSlotElement.name +slug: Web/API/HTMLSlotElement/name +tags: + - name + - 名称 + - 属性 + - 影子DOM + - 插槽 +translation_of: Web/API/HTMLSlotElement/name +--- +<p>{{APIRef("Shadow DOM API")}}</p> + +<p> 元素{{domxref("HTMLSlotElement")}}的<strong>name</strong>属性, 可以获取和设置属性值. 插槽提供了web组件的摆放位置,辅助用户布局。</p> + +<h2 id="语法">语法</h2> + +<pre class="syntaxbox">var <em>name</em> = <em>htmlSlotElement</em>.name +<em>htmlSlotElement</em>.name = <em>name</em> +</pre> + +<h3 id="值">值</h3> + +<p>一个 {{domxref('DOMString')}}.</p> + +<h2 id="例子">例子</h2> + +<p>下面的片段来自 <a href="https://github.com/mdn/web-components-examples/tree/master/slotchange">slotchange example</a> (<a href="https://mdn.github.io/web-components-examples/slotchange/">see it live also</a>).</p> + +<pre class="brush: js">let slots = this.shadowRoot.querySelectorAll('slot'); +slots[1].addEventListener('slotchange', function(e) { + let nodes = slots[1].assignedNodes(); + console.log('Element in Slot "' + slots[1].name + '" changed to "' + nodes[0].outerHTML + '".'); +});</pre> + +<p>这里我们获取所有插槽的引用, 然后给模板里的第二个插槽增加事件— 跟踪内容变化.</p> + +<p>每当附加在插槽中的内容变化, 我们都记录插槽相关的内容.</p> + +<h2 id="规格">规格</h2> + +<table class="standard-table"> + <tbody> + <tr> + <th scope="col">规格</th> + <th scope="col">状态</th> + <th scope="col">注释</th> + </tr> + <tr> + <td>{{SpecName('HTML WHATWG','#dom-slot-name','name')}}</td> + <td>{{Spec2('HTML WHATWG')}}</td> + <td> </td> + </tr> + </tbody> +</table> + +<h2 id="浏览器兼容性">浏览器兼容性</h2> + +<div> + + +<p>{{Compat("api.HTMLSlotElement.name")}}</p> +</div> |