export function parseTime(time, cFormat) {
  if (arguments.length === 0) {
     return null;
  }
  const format = cFormat || "{y}-{m}-{d} {h}:{i}:{s}";
  let date;
  if (typeof time === "object") {
     date = time;
  } else {
     if (typeof time === "string" && /^[0-9]+$/.test(time)) {
        time = parseInt(time);
     }
     if (typeof time === "number" && time.toString().length === 10) {
        time = time * 1000;
     }
     date = new Date(time);
 }
 const formatObj = {
   y: date.getFullYear(),
   m: date.getMonth() + 1,
   d: date.getDate(),
   h: date.getHours(),
   i: date.getMinutes(),
   s: date.getSeconds(),
   a: date.getDay(),
 };
const time_str = format.replace(/{([ymdhisa])+}/g, (result, key) => {
   const value = formatObj[key];
   // Note: getDay() returns 0 on Sunday
   if (key === "a") {
     return ["日", "一", "二", "三", "四", "五", "六"][value];
   }
   return value.toString().padStart(2, "0");
 });
 return time_str;
}