<mphantom>
Baseline Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2023.
The <mphantom> MathML element is rendered invisibly, but dimensions (such as height, width, and baseline position) are still kept.
Attributes
This element accepts the global MathML attributes.
Examples
html
<math display="block"> <mrow> <mi>x</mi> <mo>+</mo> <mphantom> <mi>y</mi> <mo>+</mo> </mphantom> <mi>z</mi> </mrow> </math> Technical summary
| Implicit ARIA role | None |
|---|
Specifications
| Specification |
|---|
| MathML Core # making-sub-expressions-invisible-mphantom |