Readonly
animThe animVal
read-only property of the SVGAnimatedPreserveAspectRatio interface represents the value of the preserveAspectRatio attribute of an SVG element after any animations or transformations are applied.
Readonly
baseThe baseVal
read-only property of the SVGAnimatedPreserveAspectRatio interface represents the base (non-animated) value of the preserveAspectRatio attribute of an SVG element.
The
SVGAnimatedPreserveAspectRatio
interface represents attributes of type SVGPreserveAspectRatio which can be animated.MDN Reference