import { PropertyNameKeySelector } from './PropertyNameKeySelector';
/**
 * Represents an event property key selector.
 */
export declare class EventPropertyKeySelector {
    readonly propertyName: PropertyNameKeySelector;
    /**
     * Initializes a new instance of {@link PropertyNameKeySelector}.
     * @param {PropertyNameKeySelector | string} propertyName - The property on the event to use as key.
     */
    constructor(propertyName: PropertyNameKeySelector | string);
}
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