<mphantom>
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.
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 |
Browser compatibility
BCD tables only load in the browser