import type { PrototypeStruct } from '../index.js';
export declare function utilDateDifference(a: Date, b: Date): number;
interface Difference {
    difference(other: Date): number;
}
export declare const difference: PrototypeStruct;
declare global {
    interface Date extends Difference {
    }
}
export {};
//# sourceMappingURL=difference.d.ts.map