The unicode-bidi attribute specifies how the accumulation of the background image is managed.

Note: As a presentation attribute, unicode-bidi can be used as a CSS property. See the CSS unicode-bidi property for more information.

As a presentation attribute, it can be applied to any element but it has effect only on the following eleven elements: <altGlyph>, <textPath>, <text>, <tref>, and <tspan>

Context notes

normal | embed | isolate | bidi-override | isolate-override | plaintext
Default value normal
Animatable No

For a description of the values, please refer to the CSS unicode-bidi property.


Specification Status Comment
CSS Writing Modes Module Level 3
The definition of 'unicode-bidi' in that specification.
Proposed Recommendation SVG 2 only refers to CSS Writing Modes.
Introduced isolate, isolate-override, and plaintext keywords.
Scalable Vector Graphics (SVG) 1.1 (Second Edition)
The definition of 'unicode-bidi' in that specification.
Recommendation Initial definition

Browser compatibility

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