thisOrAncestorMatching<E extends Element> abstract method

E? thisOrAncestorMatching<E extends Element>(
  1. bool predicate(
    1. Element
    )
)

Returns either this element or the most immediate ancestor of this element for which the predicate returns true, or null if there is no such element.

Implementation

E? thisOrAncestorMatching<E extends Element>(
  bool Function(Element) predicate,
);