js原声 时间戳格式化 年月日十分秒

// 时间格式化
function dateFormat(timeStamp, type) {
  // 时间格式化
  let time = new Date(timeStamp);

  let YYYY = time.getFullYear();
  let MM = (time.getMonth() + 1) < 10 ? ("0" + (time.getMonth() + 1)) : (time.getMonth() + 1);
  let DD = time.getDate() < 10 ? "0" + time.getDate() : time.getDate();
  let hh = time.getHours() < 10 ? "0" + time.getHours() : time.getHours();
  let mm = time.getMinutes() < 10 ? "0" + time.getMinutes() : time.getMinutes();
  let ss = time.getSeconds() < 10 ? "0" + time.getSeconds() : time.getSeconds();

  let dateType = type.trim() || type;
  switch (dateType) {
    case "YYYY":
      return YYYY;
      break;
    case "YYYYMM":
      return YYYY + "-" + MM;
      break;
    case "YYYYMMDD":
      return YYYY + "-" + MM + "-" + DD;
      break;
    case "YYYYMMDD hh":
      return YYYY + "-" + MM + "-" + DD + " " + hh;
      break
    case "YYYYMMDD hhmm":
      return YYYY + "-" + MM + "-" + DD + " " + hh + ":" + mm;
      break
    case "YYYYMMDD hhmmss":
      return YYYY + "-" + MM + "-" + DD + " " + hh + ":" + mm + ":" + ss;
      break
    case "hh":
      return hh;
      break
    case "hhmm":
      return hh + ":" + mm;
      break
    case "hhmmss":
      return hh + ":" + mm + ":" + ss;
      break
    case "mmss":
      return mm + ":" + ss;
      break
    case "ss":
      return ss;
      break
    default:
      return "时间类型错误，请检查！"

  }
}