Deprecated: This feature is no longer recommended. Though some browsers might still support it, it may have already been removed from the relevant web standards, may be in the process of being dropped, or may only be kept for compatibility purposes. Avoid using it, and update existing code if possible; see the compatibility table at the bottom of this page to guide your decision. Be aware that this feature may cease to work at any time.
The cap-height attribute defines the height of uppercase glyphs of the font within the font coordinate system.
Note: It was specified to share the syntax and semantics of the obsolete cap-height descriptor of the @font-face at-rule defined in an early version of CSS 2.
You can use this attribute with the following SVG elements: