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SVGTests

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

Properties

SVGTests.requiredFeatures Read only: An SVGStringList corresponding to the requiredFeatures attribute of the given element.
SVGTests.requiredExtensions Read only: An SVGStringList corresponding to the requiredExtensions attribute of the given element.
SVGTests.systemLanguage Read only: An SVGStringList corresponding to the systemLanguage attribute of the given element.

Methods

SVGTests.hasExtension() Read only: Returns true if the browser supports the given extension, specified by a URI.

Specifications

Specification	Status	Comment
Scalable Vector Graphics (SVG) 2 The definition of 'SVGTests' in that specification.	Candidate Recommendation	Removed `requiredFeatures` property and `hasExtension()` method.
Scalable Vector Graphics (SVG) 1.1 (Second Edition) The definition of 'SVGTests' in that specification.	Recommendation	Initial definition

Browser compatibilityUpdate compatibility data on GitHub

	Desktop
	Chrome	Edge	Firefox	Internet Explorer	Opera	Safari
Basic support	Yes	Yes	12	9	?	?
`hasextension`	? — 47 ? — 47 Removed because it is not part of the SVG2 spec.	?	?	?	?	?
`requiredFeatures`	? — 59 ? — 59 Removed because it is not part of the SVG2 spec.	?	?	?	?	?

	Mobile
	Android webview	Chrome for Android	Edge Mobile	Firefox for Android	Opera for Android	iOS Safari	Samsung Internet
Basic support	Yes	Yes	Yes	?	?	?	?
`hasextension`	? — 47 ? — 47 Removed because it is not part of the SVG2 spec.	? — 47 ? — 47 Removed because it is not part of the SVG2 spec.	?	?	?	?	?
`requiredFeatures`	? — 59 ? — 59 Removed because it is not part of the SVG2 spec.	? — 59 ? — 59 Removed because it is not part of the SVG2 spec.	?	?	?	?	?

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https://developer.mozilla.org/en-US/docs/Web/API/SVGTests