jQuery is a method of obtaining the lunar date of a certain day and determining whether it is New Year's Eve or New Year's Day

  • 2021-01-18 06:18:45
  • OfStack

This example describes how jQuery gets the lunar date of a particular day and determines whether it is New Year's Eve or New Year's Day. To share with you for your reference, as follows:


<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<script src="jquery.min.js" type="text/javascript"></script>
<script type="text/javascript">
  //------------------- Begin ----------------------
  CalendarHelper={};
  CalendarHelper.GetCNDate = function (D) {
    var CalendarData = new Array(100);
    var madd = new Array(12);
    var tgString = " A symplectic nonyl YiBingDing e f g j ";
    var dzString = " Son ugly Yin Mao Chen has no Shenyou xu hai afternoon ";
    var numString = "12345678910";
    var monString = " is 2345678910 Winter la ";
    var weekString = " day 123456";
    var sx = " Rat, ox, tiger, rabbit, dragon, snake, horse, sheep, monkey, chicken, dog, pig ";
    var cYear, cMonth, cDay, TheDate;
    CalendarData = new Array(0xA4B, 0x5164B, 0x6A5, 0x6D4, 0x415B5, 0x2B6, 0x957, 0x2092F, 0x497, 0x60C96, 0xD4A, 0xEA5, 0x50DA9, 0x5AD, 0x2B6, 0x3126E, 0x92E, 0x7192D, 0xC95, 0xD4A, 0x61B4A, 0xB55, 0x56A, 0x4155B, 0x25D, 0x92D, 0x2192B, 0xA95, 0x71695, 0x6CA, 0xB55, 0x50AB5, 0x4DA, 0xA5B, 0x30A57, 0x52B, 0x8152A, 0xE95, 0x6AA, 0x615AA, 0xAB5, 0x4B6, 0x414AE, 0xA57, 0x526, 0x31D26, 0xD95, 0x70B55, 0x56A, 0x96D, 0x5095D, 0x4AD, 0xA4D, 0x41A4D, 0xD25, 0x81AA5, 0xB54, 0xB6A, 0x612DA, 0x95B, 0x49B, 0x41497, 0xA4B, 0xA164B, 0x6A5, 0x6D4, 0x615B4, 0xAB6, 0x957, 0x5092F, 0x497, 0x64B, 0x30D4A, 0xEA5, 0x80D65, 0x5AC, 0xAB6, 0x5126D, 0x92E, 0xC96, 0x41A95, 0xD4A, 0xDA5, 0x20B55, 0x56A, 0x7155B, 0x25D, 0x92D, 0x5192B, 0xA95, 0xB4A, 0x416AA, 0xAD5, 0x90AB5, 0x4BA, 0xA5B, 0x60A57, 0x52B, 0xA93, 0x40E95);
    madd[0] = 0;
    madd[1] = 31;
    madd[2] = 59;
    madd[3] = 90;
    madd[4] = 120;
    madd[5] = 151;
    madd[6] = 181;
    madd[7] = 212;
    madd[8] = 243;
    madd[9] = 273;
    madd[10] = 304;
    madd[11] = 334;
    function GetBit(m, n) {
      return (m >> n) & 1;
    }
    function e2c() {
      TheDate = (arguments.length != 3) ? new Date() : new Date(arguments[0], arguments[1], arguments[2]);
      var total, m, n, k;
      var isEnd = false;
      var tmp = TheDate.getYear();
      if (tmp < 1900) {
        tmp += 1900;
      }
      total = (tmp - 1921) * 365 + Math.floor((tmp - 1921) / 4) + madd[TheDate.getMonth()] + TheDate.getDate() - 38;
      if (TheDate.getYear() % 4 == 0 && TheDate.getMonth() > 1) {
        total++;
      }
      for (m = 0; ; m++) {
        k = (CalendarData[m] < 0xfff) ? 11 : 12;
        for (n = k; n >= 0; n--) {
          if (total <= 29 + GetBit(CalendarData[m], n)) {
            isEnd = true; break;
          }
          total = total - 29 - GetBit(CalendarData[m], n);
        }
        if (isEnd) break;
      }
      cYear = 1921 + m;
      cMonth = k - n + 1;
      cDay = total;
      if (k == 12) {
        if (cMonth == Math.floor(CalendarData[m] / 0x10000) + 1) {
          cMonth = 1 - cMonth;
        }
        if (cMonth > Math.floor(CalendarData[m] / 0x10000) + 1) {
          cMonth--;
        }
      }
    }
    function GetcDateString() {
      var tmp = "";
      tmp += tgString.charAt((cYear - 4) % 10);
      tmp += dzString.charAt((cYear - 4) % 12);
      tmp += "(";
      tmp += sx.charAt((cYear - 4) % 12);
      tmp += ") years  ";
      if (cMonth < 1) {
        tmp += "( A leap )";
        tmp += monString.charAt(-cMonth - 1);
      } else {
        tmp += monString.charAt(cMonth - 1);
      }
      tmp += " month ";
      tmp += (cDay < 11) ? " In the early " : ((cDay < 20) ? "10" : ((cDay < 30) ? " 21 " : "310"));
      if (cDay % 10 != 0 || cDay == 10) {
        tmp += numString.charAt((cDay - 1) % 10);
      }
      return tmp;
    }
    function GetLunarDay(solarYear, solarMonth, solarDay) {
      //solarYear = solarYear<1900?(1900+solarYear):solarYear;
      if (solarYear < 1921 || solarYear > 2020) {
        return "";
      } else {
        solarMonth = (parseInt(solarMonth) > 0) ? (solarMonth - 1) : 11;
        e2c(solarYear, solarMonth, solarDay);
        return GetcDateString();
      }
    }
    var yy = D.getFullYear();
    var mm = D.getMonth() + 1;
    var dd = D.getDate();
    var ww = D.getDay();
    var ss = parseInt(D.getTime() / 1000);
    if (yy < 100) yy = "19" + yy;
    return GetLunarDay(yy, mm, dd);
  };
  CalendarHelper.GetAddDay = function (D, v) {
    var LSTR_ndate = D;
    var LSTR_Year = LSTR_ndate.getYear();
    var LSTR_Month = LSTR_ndate.getMonth();
    var LSTR_Date = LSTR_ndate.getDate();
    // To deal with 
    var uom = new Date(LSTR_Year, LSTR_Month, LSTR_Date);
    uom.setDate(uom.getDate() + v); // Before getting the system time 1 day , That's the point , The negative number is the previous few days , The positive number is the next few days 
    return uom;
  }
  // Whether the New Year's eve 
  CalendarHelper.IsLastDayBeforeNewYearOfCN = function (D) {
    var strCurrDay = CalendarHelper.GetCNDate(D);
    var strNextDay = CalendarHelper.GetCNDate(CalendarHelper.GetAddDay(D, 1));
    //alert(strCurrDay+","+strNextDay);
    return strCurrDay.split(' years ')[0] != strNextDay.split(' years ')[0];
  };
  // Whether the Spring Festival 
  CalendarHelper.IsNewYearOfCN = function (D) {
    var strCurrDay = CalendarHelper.GetCNDate(D);
    var strPrevDay = CalendarHelper.GetCNDate(CalendarHelper.GetAddDay(D, -1));
    //alert(strCurrDay+","+strPrevDay);
    return strCurrDay.split(' years ')[0] != strPrevDay.split(' years ')[0];
  };
  //------------------- End ----------------------
  var d1 = new Date();
  var d2 = new Date(2013, 1, 9); // Note: This is equivalent to 2013 years 2 month 9 No. 
  var d3 = new Date(2013, 1, 10);
  var result = GetResult(d1) + GetResult(d2) + GetResult(d3);
  alert(result);
  function GetResult(D) {
    var y = D.getFullYear();
    var m = D.getMonth() + 1;
    var dd = D.getDate();
    var str = y + " years " + m + " month " + dd + " day ";
    var isR = CalendarHelper.IsLastDayBeforeNewYearOfCN(D);
    var isN = CalendarHelper.IsNewYearOfCN(D);
    return " The date of :"+str+","+ (isR?" is ":" not ") + " Chinese New Year's Eve " + "," + (isN?" is ":" not ") + " Spring Festival \n\n" ;
  }
</script>
</head>
<body>
</body>
</html>

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