源码

秒转00:00:00

 * 秒值转时分秒
 * @name TimeToString
 * @example 秒值转时分秒
 * @param {String} seconds 秒
 */
const TimeToString = (seconds) => {
  console.log(seconds)
    let param = parseInt(seconds);
    let hh = "",
        mm = "",
        ss = "";
    if (param >= 0 && param < 60) {
        param < 10 ? (ss = "0" + param) : (ss = param);
        return "00:" + ss;
    } else if (param >= 60 && param < 3600) {
        mm = parseInt(param / 60);
        mm < 10 ? (mm = "0" + mm) : mm;
        param - parseInt(mm * 60) < 10 ?
            (ss = "0" + String(param - parseInt(mm * 60))) :
            (ss = param - parseInt(mm * 60));
        return mm + ":" + ss;
    }
}

页面

歌词组件代码---LScroll