import { TimeSpan } from './TimeSpan';
export declare class Stopwatch {
    private _startTime;
    private _stopTime;
    private _isRunning;
    static startNew(): Stopwatch;
    get elapsedMilliseconds(): number;
    get elapsed(): TimeSpan;
    get isRunning(): boolean;
    start(): void;
    stop(): void;
    reset(): void;
}
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