9 lines
368 B
TypeScript
9 lines
368 B
TypeScript
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/**
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* Determines whether or not a parent element contains a given child element.
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* If `allowVirtualParents` is true, this method may return `true` if the child
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* has the parent in its virtual element hierarchy.
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*
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* @public
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*/
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export declare function elementContains(parent: HTMLElement | null, child: HTMLElement | null, allowVirtualParents?: boolean): boolean;
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