@stringsync/vexml/dist/esm/debug/stopwatch.js

MusicXML to Vexflow

export class Stopwatch {
    start = performance.now();
    constructor() { }
    static start() {
        return new Stopwatch();
    }
    lap() {
        const now = performance.now();
        const result = now - this.start;
        this.start = now;
        return result;
    }
}