metadata
<metadata>
该<metadata>SVG元素允许添加元数据到SVG内容。元数据是关于数据的结构化信息。<metadata>元素的内容应该来自其他XML 名称空间的元素，如RDF，FOAF
用法上下文
属性
全局属性
具体属性
None
DOM接口
这个元素实现了SVGMetadataElement接口。
产品规格
| Specification | Status | Comment |
|---|
| Scalable Vector Graphics (SVG) 2The definition of '<metadata>' in that specification. | Candidate Recommendation | Allowed global event attributes on the element. |
| Scalable Vector Graphics (SVG) 1.1 (Second Edition)The definition of '<metadata>' in that specification. | Recommendation | Initial definition |
浏览器兼容性
| Feature | Chrome | Edge | Firefox (Gecko) | Internet Explorer | Opera | Safari |
|---|
| Basic support | 1.0 | (Yes) | 1.5 (1.8) | 9.0 | 8.0 | 3.0.4 |
| Feature | Android | Edge | Firefox Mobile (Gecko) | IE Phone | Opera Mobile | Safari Mobile |
|---|
| Basic support | 3.0 | (Yes) | 1.0 (1.8) | No support | (Yes) | 3.0.4 |
