ducha-qianduan/node_modules/rxjs/internal/operators/distinctUntilChanged.d.ts

import { MonoTypeOperatorFunction } from '../types';
export declare function distinctUntilChanged<T>(compare?: (x: T, y: T) => boolean): MonoTypeOperatorFunction<T>;
export declare function distinctUntilChanged<T, K>(compare: (x: K, y: K) => boolean, keySelector: (x: T) => K): MonoTypeOperatorFunction<T>;