#import #import #import // https://drafts.css-houdini.org/css-typed-om-1/#csstransformvalue [Exposed=(Window, Worker, PaintWorklet, LayoutWorklet)] interface CSSTransformValue : CSSStyleValue { constructor(sequence transforms); iterable; readonly attribute unsigned long length; getter CSSTransformComponent (unsigned long index); setter undefined (unsigned long index, CSSTransformComponent val); [ImplementedAs=is_2d] readonly attribute boolean is2D; DOMMatrix toMatrix(); };