Function findAncestor

findAncestor<T extends Element>(
child: Element | null | undefined,
predicate: (el: Element) => el is T,
): T | undefined
Find the first ancestor of the given child element matching the provided predicate function, walking up through shadow root boundaries.
Type Parameters
- T extends Element
Parameters
- child: Element | null | undefined
- predicate: (el: Element) => el is T
Returns T | undefined
- Defined in src/dom.ts:308
findAncestor(
child: Element | null | undefined,
predicate: (el: Element) => boolean,
): Element | undefined
Find the first ancestor of the given child element matching the provided predicate function, walking up through shadow root boundaries.
Parameters
- child: Element | null | undefined
- predicate: (el: Element) => boolean
Returns Element | undefined
- Defined in src/dom.ts:312