HTMLSlotElement.name

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

元素HTMLSlotElementname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。

语法

var name = htmlSlotElement.name
htmlSlotElement.name = name

一个 DOMString.

例子

下面的片段来自 slotchange example (see it live also).

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 +
      '".',
  );
});

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。

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。

规范

Specification
HTML
# dom-slot-name-dev

浏览器兼容性

Report problems with this compatibility data on GitHub
desktopmobile
Chrome
Edge
Firefox
Opera
Safari
Chrome Android
Firefox for Android
Opera Android
Safari on iOS
Samsung Internet
WebView Android
WebView on iOS
name

Legend

Tip: you can click/tap on a cell for more information.

Full support
Full support