/**
 * Set a property on the host element from an event.
 * @category Events
 * @param property the property to assign the extracted value
 * @param extractor a function to extract the value from the event. Defaults reasonably.
 * @returns the event handler
 */
export declare function set<E extends HTMLElement>(property: keyof E, extractor?: (e: Event) => E[typeof property]): (host: E, e: Event) => E[keyof E];