<munder>

Baseline 2023
Newly available

Since January 2023, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

<munder> MathML 元素用于在表达式下方附加着重标识或界限。它使用以下语法:<munder> base underscript </munder>

属性

该元素的属性包括全局 MathML 属性 以及以下属性:

accentunder

<boolean>,表示下标是否应被着重标识(即,绘制得更大并且更接近基本表达式)。

示例

html
<math display="block">
  <munder accentunder="true">
    <mrow>
      <mi>x</mi>
      <mo>+</mo>
      <mi>y</mi>
      <mo>+</mo>
      <mi>z</mi>
    </mrow>
    <mo>&#x23DF;<!--下花括号--></mo>
  </munder>
</math>

规范

Specification
MathML Core
# underscripts-and-overscripts-munder-mover-munderover

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
munder
accentunder

Legend

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

Full support
Full support
No support
No support

参见