关于javascript:记录js-获取周月年的开始及结束时间

/* 工夫加一天 */const getTimes = (time)=>{  time = new Date(time.getTime() + 3600 * 1000 * 24 * 1);  const year = time.getFullYear();  const month = (time.getMonth() + 1).toString().padStart(2, "0");  const day = time.getDate().toString().padStart(2, "0");  return `${year}-${month}-${day}`;}/* 工夫格局解决 */const timeFormat = (date,status) => {  const y = date.getFullYear(); //年  const m = (date.getMonth() + 1).toString().padStart(2, '0'); //月  const d = date.getDate().toString().padStart(2, '0'); //日  if(status) return `${y}-${m}-${d} 00:00:00`;  return `${y}-${m}-${d} 23:59:59`;}/* ------------------------------------------------------ *//* 本周星期一 */const getFirstDayOfWeek = (date,status=true) => {  const weekday = date.getDay() || 7;  date.setDate(date.getDate() - weekday + 1);  if(status) return timeFormat(date,status);  return getWeekLast(date);}/* 本周最初一天 */const getWeekLast = (data)=>{  const nowTime = data.getTime() ;  const day = data.getDay();  const oneDayTime = 24*60*60*1000 ;  const SundayTime =  nowTime + (7-day)*oneDayTime;  return timeFormat(new Date(SundayTime));}/* ------------------------------------------------------ *//* 本月第一天 */const getFirstDayOfMonth = (date,status=true)=>{    date.setDate(1);    if(status) return timeFormat(date,status,'月');    return CurrentMonthLast(date);}/* 本月最初一天 */const CurrentMonthLast = (date)=>{  let currentMonth=date.getMonth();  let nextMonth=++currentMonth;  let nextMonthFirstDay=new Date(date.getFullYear(),nextMonth,1);  let oneDay=1000*60*60*24;  return timeFormat(new Date(nextMonthFirstDay-oneDay));}/* ------------------------------------------------------ *//* 本年年初 */const getFirstDayOfYear = (date,status=true)=>{  date.setDate(1);  date.setMonth(0);  if(status) return timeFormat(date,status,'年');  return getEndYear(date);}/* 本年年尾 */const getEndYear = (date)=>{  date.setFullYear(date.getFullYear() + 1);   date.setMonth(0);  date.setDate(0);  return timeFormat(date);}