Deprecated since SVG 2
This feature is no longer recommended. Though some browsers might still support it, it may have already been removed from the relevant web standards, may be in the process of being dropped, or may only be kept for compatibility purposes. Avoid using it, and update existing code if possible; see the compatibility table at the bottom of this page to guide your decision. Be aware that this feature may cease to work at any time.

The xml:base attribute specifies a base IRI other than the base IRI of the document or external entity.

All elements are using this attribute.

Usage notes

Value <iri>
Default value None
Animatable No
This value specifies the base IRI of the element.


Browser compatibilityUpdate compatibility data on GitHub

Chrome Edge Firefox Internet Explorer Opera Safari
xml:base ? ? ? ? ? ?
Android webview Chrome for Android Firefox for Android Opera for Android Safari on iOS Samsung Internet
xml:base ? ? ? ? ? ?

See also

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