<ruby>

HTML <ruby> 元素的意思是旁註標記。旁註標記用於標示東亞文字的發音。

內容類型	流內容、段落型內容、捫及內容
允許內容	段落型內容
標籤省略	None, both the starting and ending tag are mandatory.
允許父元素	Any element that accepts phrasing content
DOM 介面	`HTMLElement`

屬性

這個元素只支援全域屬性。

<ruby>
  漢 <rp>(</rp><rt>Kan</rt><rp>)</rp>
  字 <rp>(</rp><rt>ji</rt><rp>)</rp>
</ruby>

<ruby>
  明日 <rp>(</rp><rt>Ashita</rt><rp>)</rp>
</ruby>

規範	狀態	註解
HTML Living Standard The definition of '<ruby>' in that specification.	Living Standard
HTML5 The definition of '<ruby>' in that specification.	Recommendation

	Desktop						Mobile
	Chrome	Edge	Firefox	Internet Explorer	Opera	Safari	Android webview	Chrome for Android	Firefox for Android	Opera for Android	Safari on iOS	Samsung Internet
`ruby`	Chrome Full support 5	Edge Full support 12	Firefox Full support 38	IE Full support 5	Opera Full support 15	Safari Full support 5	WebView Android Full support Yes	Chrome Android Full support Yes	Firefox Android Full support 38	Opera Android Full support 14	Safari iOS Full support Yes	Samsung Internet Android Full support Yes