版本：HTML5
HTML元素用作一个元素的一个内容的摘要，标题或图例。
浏览器支持
| | | | |
| 目前，只有 Chrome 和 Safari 6 支持标签。 |
示例
copyright 1999-2011.
- by refsnes data. all rights reserved.
all content and graphics on this web site are the property of the company refsnes data.
copyright 1999-2011.
- by refsnes data. all rights reserved.
all content and graphics on this web site are the property of the company refsnes data.
