SVGTests | Web API

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SVGTests interface is used to reflect conditional processing attributes and is mixed into other interfaces for elements that support these attributes.

特性

SVGTests.requiredFeatures 只读: SVGStringList corresponding to the requiredFeatures attribute of the given element.
SVGTests.requiredExtensions 只读: SVGStringList corresponding to the requiredExtensions attribute of the given element.
SVGTests.systemLanguage 只读: SVGStringList corresponding to the systemLanguage attribute of the given element.

方法

SVGTests.hasExtension() 只读: 返回 true if the browser supports the given extension, specified by a URI.

规范

规范	状态	注释
Scalable Vector Graphics (SVG) 2 The definition of 'SVGTests' in that specification.	候选推荐	移除 `requiredFeatures` 特性和 `hasExtension()` 方法。
Scalable Vector Graphics (SVG) 1.1 (Second Edition) The definition of 'SVGTests' in that specification.	推荐	初始定义

浏览器兼容性

The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request. 更新 GitHub 上的兼容性数据

	桌面						移动
	Chrome	Edge	Firefox	Internet Explorer	Opera	Safari	Android webview	Chrome for Android	Firefox for Android	Opera for Android	Safari on iOS	Samsung Internet
`SVGTests`	Chrome Yes	Edge 12	Firefox 12	IE 9	Opera ?	Safari ?	WebView Android Yes	Chrome Android Yes	Firefox Android ?	Opera Android ?	Safari iOS ?	Samsung Internet Android Yes
`hasextension` 弃用	Chrome ? — 47 不支持 ? — 47 Removed because it is not part of the SVG2 spec.	Edge ?	Firefox ?	IE ?	Opera ?	Safari ?	WebView Android ? — 47 不支持 ? — 47 Removed because it is not part of the SVG2 spec.	Chrome Android ? — 47 不支持 ? — 47 Removed because it is not part of the SVG2 spec.	Firefox Android ?	Opera Android ?	Safari iOS ?	Samsung Internet Android ? — 5.0 不支持 ? — 5.0 Removed because it is not part of the SVG2 spec.
`requiredFeatures` 弃用	Chrome ? — 59 不支持 ? — 59 Removed because it is not part of the SVG2 spec.	Edge ?	Firefox ?	IE ?	Opera ?	Safari ?	WebView Android ? — 59 不支持 ? — 59 Removed because it is not part of the SVG2 spec.	Chrome Android ? — 59 不支持 ? — 59 Removed because it is not part of the SVG2 spec.	Firefox Android ?	Opera Android ?	Safari iOS ?	Samsung Internet Android ? — 7.0 不支持 ? — 7.0 Removed because it is not part of the SVG2 spec.

图例

完整支持
不支持
兼容性未知 ?
弃用。不要用于新网站。

元数据

最后修改： 2019 年 3 月 23 日

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