阴阳历转换

using System;

using System.Collections;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Web;

using System.Web.SessionState;

using System.Web.UI;

using System.Web.UI.WebControls;

using System.Web.UI.HtmlControls;

using System.Data.OleDb;

 

namespace Document

{

    /// <summary>

    /// Summary description for WebForm6.

    /// </summary>

    public class WebForm6 : System.Web.UI.Page

    {

   

        private void Page_Load(object sender, System.EventArgs e)

        {       

            Main(System.DateTime.Now);

            GetChunJie(2006);

        }

 

        //Web Form Designer generated code

        #region Web Form Designer generated code

        override protected void OnInit(EventArgs e)

        {

            InitializeComponent();

            base.OnInit(e);

        }   

       

        private void InitializeComponent()

        {   

            this.Load += new System.EventHandler(this.Page_Load);

 

        }

        #endregion   

        public class CNDate

        {

            private const ushort START_YEAR = 1901;

            private const ushort END_YEAR = 2050;

            private string[] ConstellationName =

            {

                "白羊座", "金牛座", "双子座",

                "巨蟹座", "狮子座", "处女座",

                "天秤座", "天蝎座", "射手座",

                "摩羯座", "水瓶座", "双鱼座"};

            private string[] LunarHolDayName =

            {

                "小寒", "大寒", "立春", "雨水",

                "惊蛰", "春分", "清明", "谷雨",

                "立夏", "小满", "芒种", "夏至",

                "小暑", "大暑", "立秋", "处暑",

                "白露", "秋分", "寒露", "霜降",

                "立冬", "小雪", "大雪", "冬至"};

  

            //数组gLunarDay存入阴历1901年到2100年每年中的月天数信息,

            //阴历每月只能是29或30天,一年用12(或13)个二进制位表示,对应位为1表30天,否则为29天

            private int[] gLunarMonthDay =

            {

                    //测试数据只有1901.1.1 --2050.12.31

                    0x4ae0, 0xa570, 0x5268, 0xd260, 0xd950, 0x6aa8, 0x56a0, 0x9ad0, 0x4ae8, 0x4ae0, //1910

                    0xa4d8, 0xa4d0, 0xd250, 0xd548, 0xb550, 0x56a0, 0x96d0, 0x95b0, 0x49b8, 0x49b0, //1920

                    0xa4b0, 0xb258, 0x6a50, 0x6d40, 0xada8, 0x2b60, 0x9570, 0x4978, 0x4970, 0x64b0, //1930

                    0xd4a0, 0xea50, 0x6d48, 0x5ad0, 0x2b60, 0x9370, 0x92e0, 0xc968, 0xc950, 0xd4a0, //1940

                    0xda50, 0xb550, 0x56a0, 0xaad8, 0x25d0, 0x92d0, 0xc958, 0xa950, 0xb4a8, 0x6ca0, //1950

                    0xb550, 0x55a8, 0x4da0, 0xa5b0, 0x52b8, 0x52b0, 0xa950, 0xe950, 0x6aa0, 0xad50, //1960

                    0xab50, 0x4b60, 0xa570, 0xa570, 0x5260, 0xe930, 0xd950, 0x5aa8, 0x56a0, 0x96d0, //1970

                    0x4ae8, 0x4ad0, 0xa4d0, 0xd268, 0xd250, 0xd528, 0xb540, 0xb6a0, 0x96d0, 0x95b0, //1980

                    0x49b0, 0xa4b8, 0xa4b0, 0xb258, 0x6a50, 0x6d40, 0xada0, 0xab60, 0x9370, 0x4978, //1990

                    0x4970, 0x64b0, 0x6a50, 0xea50, 0x6b28, 0x5ac0, 0xab60, 0x9368, 0x92e0, 0xc960, //2000

                    0xd4a8, 0xd4a0, 0xda50, 0x5aa8, 0x56a0, 0xaad8, 0x25d0, 0x92d0, 0xc958, 0xa950, //2010

                    0xb4a0, 0xb550, 0xb550, 0x55a8, 0x4ba0, 0xa5b0, 0x52b8, 0x52b0, 0xa930, 0x74a8, //2020

                    0x6aa0, 0xad50, 0x4da8, 0x4b60, 0x9570, 0xa4e0, 0xd260, 0xe930, 0xd530, 0x5aa0, //2030

                    0x6b50, 0x96d0, 0x4ae8, 0x4ad0, 0xa4d0, 0xd258, 0xd250, 0xd520, 0xdaa0, 0xb5a0, //2040

                    0x56d0, 0x4ad8, 0x49b0, 0xa4b8, 0xa4b0, 0xaa50, 0xb528, 0x6d20, 0xada0, 0x55b0}; //2050

  

            //数组gLanarMonth存放阴历1901年到2050年闰月的月份,如没有则为0,每字节存两年

            byte[] gLunarMonth=

            {

                    0x00, 0x50, 0x04, 0x00, 0x20, //1910

                    0x60, 0x05, 0x00, 0x20, 0x70, //1920

                    0x05, 0x00, 0x40, 0x02, 0x06, //1930

                    0x00, 0x50, 0x03, 0x07, 0x00, //1940

                    0x60, 0x04, 0x00, 0x20, 0x70, //1950

                    0x05, 0x00, 0x30, 0x80, 0x06, //1960

                    0x00, 0x40, 0x03, 0x07, 0x00, //1970

                    0x50, 0x04, 0x08, 0x00, 0x60, //1980

                    0x04, 0x0a, 0x00, 0x60, 0x05, //1990

                    0x00, 0x30, 0x80, 0x05, 0x00, //2000

                    0x40, 0x02, 0x07, 0x00, 0x50, //2010

                    0x04, 0x09, 0x00, 0x60, 0x04, //2020

                    0x00, 0x20, 0x60, 0x05, 0x00, //2030

                    0x30, 0xb0, 0x06, 0x00, 0x50, //2040

                    0x02, 0x07, 0x00, 0x50, 0x03}; //2050

  

            //数组gLanarHoliDay存放每年的二十四节气对应的阳历日期

            //每年的二十四节气对应的阳历日期几乎固定,平均分布于十二个月中

            // 1月 2月 3月 4月 5月 6月

            //小寒 大寒 立春 雨水 惊蛰 春分 清明 谷雨 立夏 小满芒种 夏至

            // 7月 8月 9月 10月 11月 12月

            //小暑 大暑 立秋 处暑 白露 秋分 寒露 霜降 立冬 小雪大雪 冬至

            //*********************************************************************************

            // 节气无任何确定规律,所以只好存表,要节省空间,所以.

            //**********************************************************************************}

            //数据格式说明:

            //如1901年的节气为

            // 1月 2月 3月 4月 5月 6月 7月 8月 9月 10月 11月 12月

            // 6, 21, 4, 19, 6, 21, 5, 21, 6,22, 6,22, 8, 23, 8, 24, 8, 24, 8, 24, 8, 23, 8, 22

            // 9, 6, 11,4, 9, 6, 10,6, 9,7, 9,7, 7, 8, 7, 9, 7, 9, 7, 9, 7, 8, 7, 15

            //上面第一行数据为每月节气对应日期,15减去每月第一个节气,每月第二个节气减去15得第二行

            // 这样每月两个节气对应数据都小于16,每月用一个字节存放,高位存放第一个节气数据,低位存放

            //第二个节气的数据,可得下表

            byte[] gLunarHolDay=

            {

                0x96, 0xB4, 0x96, 0xA6, 0x97, 0x97, 0x78, 0x79, 0x79, 0x69, 0x78, 0x77, //1901

                0x96, 0xA4, 0x96, 0x96, 0x97, 0x87, 0x79, 0x79, 0x79, 0x69, 0x78, 0x78, //1902

                0x96, 0xA5, 0x87, 0x96, 0x87, 0x87, 0x79, 0x69, 0x69, 0x69, 0x78, 0x78, //1903

                0x86, 0xA5, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x79, 0x78, 0x87, //1904

                0x96, 0xB4, 0x96, 0xA6, 0x97, 0x97, 0x78, 0x79, 0x79, 0x69, 0x78, 0x77, //1905

                0x96, 0xA4, 0x96, 0x96, 0x97, 0x97, 0x79, 0x79, 0x79, 0x69, 0x78, 0x78, //1906

                0x96, 0xA5, 0x87, 0x96, 0x87, 0x87, 0x79, 0x69, 0x69, 0x69, 0x78, 0x78, //1907

                0x86, 0xA5, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x69, 0x78, 0x87, //1908

                0x96, 0xB4, 0x96, 0xA6, 0x97, 0x97, 0x78, 0x79, 0x79, 0x69, 0x78, 0x77, //1909

                0x96, 0xA4, 0x96, 0x96, 0x97, 0x97, 0x79, 0x79, 0x79, 0x69, 0x78, 0x78, //1910

                0x96, 0xA5, 0x87, 0x96, 0x87, 0x87, 0x79, 0x69, 0x69, 0x69, 0x78, 0x78, //1911

                0x86, 0xA5, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x69, 0x78, 0x87, //1912

                0x95, 0xB4, 0x96, 0xA6, 0x97, 0x97, 0x78, 0x79, 0x79, 0x69, 0x78, 0x77, //1913

                0x96, 0xB4, 0x96, 0xA6, 0x97, 0x97, 0x79, 0x79, 0x79, 0x69, 0x78, 0x78, //1914

                0x96, 0xA5, 0x97, 0x96, 0x97, 0x87, 0x79, 0x79, 0x69, 0x69, 0x78, 0x78, //1915

                0x96, 0xA5, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x79, 0x77, 0x87, //1916

                0x95, 0xB4, 0x96, 0xA6, 0x96, 0x97, 0x78, 0x79, 0x78, 0x69, 0x78, 0x87, //1917

                0x96, 0xB4, 0x96, 0xA6, 0x97, 0x97, 0x79, 0x79, 0x79, 0x69, 0x78, 0x77, //1918

                0x96, 0xA5, 0x97, 0x96, 0x97, 0x87, 0x79, 0x79, 0x69, 0x69, 0x78, 0x78, //1919

                0x96, 0xA5, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x79, 0x77, 0x87, //1920

                0x95, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x78, 0x79, 0x78, 0x69, 0x78, 0x87, //1921

                0x96, 0xB4, 0x96, 0xA6, 0x97, 0x97, 0x79, 0x79, 0x79, 0x69, 0x78, 0x77, //1922

                0x96, 0xA4, 0x96, 0x96, 0x97, 0x87, 0x79, 0x79, 0x69, 0x69, 0x78, 0x78, //1923

                0x96, 0xA5, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x79, 0x77, 0x87, //1924

                0x95, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x78, 0x79, 0x78, 0x69, 0x78, 0x87, //1925

                0x96, 0xB4, 0x96, 0xA6, 0x97, 0x97, 0x78, 0x79, 0x79, 0x69, 0x78, 0x77, //1926

                0x96, 0xA4, 0x96, 0x96, 0x97, 0x87, 0x79, 0x79, 0x79, 0x69, 0x78, 0x78, //1927

                0x96, 0xA5, 0x96, 0xA5, 0x96, 0x96, 0x88, 0x78, 0x78, 0x78, 0x87, 0x87, //1928

                0x95, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x79, 0x77, 0x87, //1929

                0x96, 0xB4, 0x96, 0xA6, 0x97, 0x97, 0x78, 0x79, 0x79, 0x69, 0x78, 0x77, //1930

                0x96, 0xA4, 0x96, 0x96, 0x97, 0x87, 0x79, 0x79, 0x79, 0x69, 0x78, 0x78, //1931

                0x96, 0xA5, 0x96, 0xA5, 0x96, 0x96, 0x88, 0x78, 0x78, 0x78, 0x87, 0x87, //1932

                0x95, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x69, 0x78, 0x87, //1933

                0x96, 0xB4, 0x96, 0xA6, 0x97, 0x97, 0x78, 0x79, 0x79, 0x69, 0x78, 0x77, //1934

                0x96, 0xA4, 0x96, 0x96, 0x97, 0x97, 0x79, 0x79, 0x79, 0x69, 0x78, 0x78, //1935

                0x96, 0xA5, 0x96, 0xA5, 0x96, 0x96, 0x88, 0x78, 0x78, 0x78, 0x87, 0x87, //1936

                0x95, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x69, 0x78, 0x87, //1937

                0x96, 0xB4, 0x96, 0xA6, 0x97, 0x97, 0x78, 0x79, 0x79, 0x69, 0x78, 0x77, //1938

                0x96, 0xA4, 0x96, 0x96, 0x97, 0x97, 0x79, 0x79, 0x79, 0x69, 0x78, 0x78, //1939

                0x96, 0xA5, 0x96, 0xA5, 0x96, 0x96, 0x88, 0x78, 0x78, 0x78, 0x87, 0x87, //1940

                0x95, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x69, 0x78, 0x87, //1941

                0x96, 0xB4, 0x96, 0xA6, 0x97, 0x97, 0x78, 0x79, 0x79, 0x69, 0x78, 0x77, //1942

                0x96, 0xA4, 0x96, 0x96, 0x97, 0x97, 0x79, 0x79, 0x79, 0x69, 0x78, 0x78, //1943

                0x96, 0xA5, 0x96, 0xA5, 0xA6, 0x96, 0x88, 0x78, 0x78, 0x78, 0x87, 0x87, //1944

                0x95, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x79, 0x77, 0x87, //1945

                0x95, 0xB4, 0x96, 0xA6, 0x97, 0x97, 0x78, 0x79, 0x78, 0x69, 0x78, 0x77, //1946

                0x96, 0xB4, 0x96, 0xA6, 0x97, 0x97, 0x79, 0x79, 0x79, 0x69, 0x78, 0x78, //1947

                0x96, 0xA5, 0xA6, 0xA5, 0xA6, 0x96, 0x88, 0x88, 0x78, 0x78, 0x87, 0x87, //1948

                0xA5, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x79, 0x78, 0x79, 0x77, 0x87, //1949

                0x95, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x78, 0x79, 0x78, 0x69, 0x78, 0x77, //1950

                0x96, 0xB4, 0x96, 0xA6, 0x97, 0x97, 0x79, 0x79, 0x79, 0x69, 0x78, 0x78, //1951

                0x96, 0xA5, 0xA6, 0xA5, 0xA6, 0x96, 0x88, 0x88, 0x78, 0x78, 0x87, 0x87, //1952

                0xA5, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x79, 0x77, 0x87, //1953

                0x95, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x78, 0x79, 0x78, 0x68, 0x78, 0x87, //1954

                0x96, 0xB4, 0x96, 0xA6, 0x97, 0x97, 0x78, 0x79, 0x79, 0x69, 0x78, 0x77, //1955

                0x96, 0xA5, 0xA5, 0xA5, 0xA6, 0x96, 0x88, 0x88, 0x78, 0x78, 0x87, 0x87, //1956

                0xA5, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x79, 0x77, 0x87, //1957

                0x95, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x69, 0x78, 0x87, //1958

                0x96, 0xB4, 0x96, 0xA6, 0x97, 0x97, 0x78, 0x79, 0x79, 0x69, 0x78, 0x77, //1959

                0x96, 0xA4, 0xA5, 0xA5, 0xA6, 0x96, 0x88, 0x88, 0x88, 0x78, 0x87, 0x87, //1960

                0xA5, 0xB4, 0x96, 0xA5, 0x96, 0x96, 0x88, 0x78, 0x78, 0x78, 0x87, 0x87, //1961

                0x96, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x69, 0x78, 0x87, //1962

                0x96, 0xB4, 0x96, 0xA6, 0x97, 0x97, 0x78, 0x79, 0x79, 0x69, 0x78, 0x77, //1963

                0x96, 0xA4, 0xA5, 0xA5, 0xA6, 0x96, 0x88, 0x88, 0x88, 0x78, 0x87, 0x87, //1964

                0xA5, 0xB4, 0x96, 0xA5, 0x96, 0x96, 0x88, 0x78, 0x78, 0x78, 0x87, 0x87, //1965

                0x95, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x69, 0x78, 0x87, //1966

                0x96, 0xB4, 0x96, 0xA6, 0x97, 0x97, 0x78, 0x79, 0x79, 0x69, 0x78, 0x77, //1967

                0x96, 0xA4, 0xA5, 0xA5, 0xA6, 0xA6, 0x88, 0x88, 0x88, 0x78, 0x87, 0x87, //1968

                0xA5, 0xB4, 0x96, 0xA5, 0x96, 0x96, 0x88, 0x78, 0x78, 0x78, 0x87, 0x87, //1969

                0x95, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x69, 0x78, 0x87, //1970

                0x96, 0xB4, 0x96, 0xA6, 0x97, 0x97, 0x78, 0x79, 0x79, 0x69, 0x78, 0x77, //1971

                0x96, 0xA4, 0xA5, 0xA5, 0xA6, 0xA6, 0x88, 0x88, 0x88, 0x78, 0x87, 0x87, //1972

                0xA5, 0xB5, 0x96, 0xA5, 0xA6, 0x96, 0x88, 0x78, 0x78, 0x78, 0x87, 0x87, //1973

                0x95, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x69, 0x78, 0x87, //1974

                0x96, 0xB4, 0x96, 0xA6, 0x97, 0x97, 0x78, 0x79, 0x78, 0x69, 0x78, 0x77, //1975

                0x96, 0xA4, 0xA5, 0xB5, 0xA6, 0xA6, 0x88, 0x89, 0x88, 0x78, 0x87, 0x87, //1976

                0xA5, 0xB4, 0x96, 0xA5, 0x96, 0x96, 0x88, 0x88, 0x78, 0x78, 0x87, 0x87, //1977

                0x95, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x79, 0x78, 0x87, //1978

                0x96, 0xB4, 0x96, 0xA6, 0x96, 0x97, 0x78, 0x79, 0x78, 0x69, 0x78, 0x77, //1979

                0x96, 0xA4, 0xA5, 0xB5, 0xA6, 0xA6, 0x88, 0x88, 0x88, 0x78, 0x87, 0x87, //1980

                0xA5, 0xB4, 0x96, 0xA5, 0xA6, 0x96, 0x88, 0x88, 0x78, 0x78, 0x77, 0x87, //1981

                0x95, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x79, 0x77, 0x87, //1982

                0x95, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x78, 0x79, 0x78, 0x69, 0x78, 0x77, //1983

                0x96, 0xB4, 0xA5, 0xB5, 0xA6, 0xA6, 0x87, 0x88, 0x88, 0x78, 0x87, 0x87, //1984

                0xA5, 0xB4, 0xA6, 0xA5, 0xA6, 0x96, 0x88, 0x88, 0x78, 0x78, 0x87, 0x87, //1985

                0xA5, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x79, 0x77, 0x87, //1986

                0x95, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x79, 0x78, 0x69, 0x78, 0x87, //1987

                0x96, 0xB4, 0xA5, 0xB5, 0xA6, 0xA6, 0x87, 0x88, 0x88, 0x78, 0x87, 0x86, //1988

                0xA5, 0xB4, 0xA5, 0xA5, 0xA6, 0x96, 0x88, 0x88, 0x88, 0x78, 0x87, 0x87, //1989

                0xA5, 0xB4, 0x96, 0xA5, 0x96, 0x96, 0x88, 0x78, 0x78, 0x79, 0x77, 0x87, //1990

                0x95, 0xB4, 0x96, 0xA5, 0x86, 0x97, 0x88, 0x78, 0x78, 0x69, 0x78, 0x87, //1991

                0x96, 0xB4, 0xA5, 0xB5, 0xA6, 0xA6, 0x87, 0x88, 0x88, 0x78, 0x87, 0x86, //1992

                0xA5, 0xB3, 0xA5, 0xA5, 0xA6, 0x96, 0x88, 0x88, 0x88, 0x78, 0x87, 0x87, //1993

                0xA5, 0xB4, 0x96, 0xA5, 0x96, 0x96, 0x88, 0x78, 0x78, 0x78, 0x87, 0x87, //1994

                0x95, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x76, 0x78, 0x69, 0x78, 0x87, //1995

                0x96, 0xB4, 0xA5, 0xB5, 0xA6, 0xA6, 0x87, 0x88, 0x88, 0x78, 0x87, 0x86, //1996

                0xA5, 0xB3, 0xA5, 0xA5, 0xA6, 0xA6, 0x88, 0x88, 0x88, 0x78, 0x87, 0x87, //1997

                0xA5, 0xB4, 0x96, 0xA5, 0x96, 0x96, 0x88, 0x78, 0x78, 0x78, 0x87, 0x87, //1998

                0x95, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x69, 0x78, 0x87, //1999

                0x96, 0xB4, 0xA5, 0xB5, 0xA6, 0xA6, 0x87, 0x88, 0x88, 0x78, 0x87, 0x86, //2000

                0xA5, 0xB3, 0xA5, 0xA5, 0xA6, 0xA6, 0x88, 0x88, 0x88, 0x78, 0x87, 0x87, //2001

                0xA5, 0xB4, 0x96, 0xA5, 0x96, 0x96, 0x88, 0x78, 0x78, 0x78, 0x87, 0x87, //2002

                0x95, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x69, 0x78, 0x87, //2003

                0x96, 0xB4, 0xA5, 0xB5, 0xA6, 0xA6, 0x87, 0x88, 0x88, 0x78, 0x87, 0x86, //2004

                0xA5, 0xB3, 0xA5, 0xA5, 0xA6, 0xA6, 0x88, 0x88, 0x88, 0x78, 0x87, 0x87, //2005

                0xA5, 0xB4, 0x96, 0xA5, 0xA6, 0x96, 0x88, 0x88, 0x78, 0x78, 0x87, 0x87, //2006

                0x95, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x69, 0x78, 0x87, //2007

                0x96, 0xB4, 0xA5, 0xB5, 0xA6, 0xA6, 0x87, 0x88, 0x87, 0x78, 0x87, 0x86, //2008

                0xA5, 0xB3, 0xA5, 0xB5, 0xA6, 0xA6, 0x88, 0x88, 0x88, 0x78, 0x87, 0x87, //2009

                0xA5, 0xB4, 0x96, 0xA5, 0xA6, 0x96, 0x88, 0x88, 0x78, 0x78, 0x87, 0x87, //2010

                0x95, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x79, 0x78, 0x87, //2011

                0x96, 0xB4, 0xA5, 0xB5, 0xA5, 0xA6, 0x87, 0x88, 0x87, 0x78, 0x87, 0x86, //2012

                0xA5, 0xB3, 0xA5, 0xB5, 0xA6, 0xA6, 0x87, 0x88, 0x88, 0x78, 0x87, 0x87, //2013

                0xA5, 0xB4, 0x96, 0xA5, 0xA6, 0x96, 0x88, 0x88, 0x78, 0x78, 0x87, 0x87, //2014

                0x95, 0xB4, 0x96, 0xA5, 0x96, 0x97, 0x88, 0x78, 0x78, 0x79, 0x77, 0x87, //2015

                0x95, 0xB4, 0xA5, 0xB4, 0xA5, 0xA6, 0x87, 0x88, 0x87, 0x78, 0x87, 0x86, //2016

                0xA5, 0xC3, 0xA5, 0xB5, 0xA6, 0xA6, 0x87, 0x88, 0x88, 0x78, 0x87, 0x87, //2017

                0xA5, 0xB4, 0xA6, 0xA5, 0xA6, 0x96, 0x88, 0x88, 0x78, 0x78, 0x87, 0x87, //2018

                0xA5, 0xB4, 0x96, 0xA5, 0x96, 0x96, 0x88, 0x78, 0x78, 0x79, 0x77, 0x87, //2019

                0x95, 0xB4, 0xA5, 0xB4, 0xA5, 0xA6, 0x97, 0x87, 0x87, 0x78, 0x87, 0x86, //2020

                0xA5, 0xC3, 0xA5, 0xB5, 0xA6, 0xA6, 0x87, 0x88, 0x88, 0x78, 0x87, 0x86, //2021

                0xA5, 0xB4, 0xA5, 0xA5, 0xA6, 0x96, 0x88, 0x88, 0x88, 0x78, 0x87, 0x87, //2022

                0xA5, 0xB4, 0x96, 0xA5, 0x96, 0x96, 0x88, 0x78, 0x78, 0x79, 0x77, 0x87, //2023

                0x95, 0xB4, 0xA5, 0xB4, 0xA5, 0xA6, 0x97, 0x87, 0x87, 0x78, 0x87, 0x96, //2024

                0xA5, 0xC3, 0xA5, 0xB5, 0xA6, 0xA6, 0x87, 0x88, 0x88, 0x78, 0x87, 0x86, //2025

                0xA5, 0xB3, 0xA5, 0xA5, 0xA6, 0xA6, 0x88, 0x88, 0x88, 0x78, 0x87, 0x87, //2026

                0xA5, 0xB4, 0x96, 0xA5, 0x96, 0x96, 0x88, 0x78, 0x78, 0x78, 0x87, 0x87, //2027

                0x95, 0xB4, 0xA5, 0xB4, 0xA5, 0xA6, 0x97, 0x87, 0x87, 0x78, 0x87, 0x96, //2028

                0xA5, 0xC3, 0xA5, 0xB5, 0xA6, 0xA6, 0x87, 0x88, 0x88, 0x78, 0x87, 0x86, //2029

                0xA5, 0xB3, 0xA5, 0xA5, 0xA6, 0xA6, 0x88, 0x88, 0x88, 0x78, 0x87, 0x87, //2030

                0xA5, 0xB4, 0x96, 0xA5, 0x96, 0x96, 0x88, 0x78, 0x78, 0x78, 0x87, 0x87, //2031

                0x95, 0xB4, 0xA5, 0xB4, 0xA5, 0xA6, 0x97, 0x87, 0x87, 0x78, 0x87, 0x96, //2032

                0xA5, 0xC3, 0xA5, 0xB5, 0xA6, 0xA6, 0x88, 0x88, 0x88, 0x78, 0x87, 0x86, //2033

                0xA5, 0xB3, 0xA5, 0xA5, 0xA6, 0xA6, 0x88, 0x78, 0x88, 0x78, 0x87, 0x87, //2034

                0xA5, 0xB4, 0x96, 0xA5, 0xA6, 0x96, 0x88, 0x88, 0x78, 0x78, 0x87, 0x87, //2035

                0x95, 0xB4, 0xA5, 0xB4, 0xA5, 0xA6, 0x97, 0x87, 0x87, 0x78, 0x87, 0x96, //2036

                0xA5, 0xC3, 0xA5, 0xB5, 0xA6, 0xA6, 0x87, 0x88, 0x88, 0x78, 0x87, 0x86, //2037

                0xA5, 0xB3, 0xA5, 0xA5, 0xA6, 0xA6, 0x88, 0x88, 0x88, 0x78, 0x87, 0x87, //2038

                0xA5, 0xB4, 0x96, 0xA5, 0xA6, 0x96, 0x88, 0x88, 0x78, 0x78, 0x87, 0x87, //2039

                0x95, 0xB4, 0xA5, 0xB4, 0xA5, 0xA6, 0x97, 0x87, 0x87, 0x78, 0x87, 0x96, //2040

                0xA5, 0xC3, 0xA5, 0xB5, 0xA5, 0xA6, 0x87, 0x88, 0x87, 0x78, 0x87, 0x86, //2041

                0xA5, 0xB3, 0xA5, 0xB5, 0xA6, 0xA6, 0x88, 0x88, 0x88, 0x78, 0x87, 0x87, //2042

                0xA5, 0xB4, 0x96, 0xA5, 0xA6, 0x96, 0x88, 0x88, 0x78, 0x78, 0x87, 0x87, //2043

                0x95, 0xB4, 0xA5, 0xB4, 0xA5, 0xA6, 0x97, 0x87, 0x87, 0x88, 0x87, 0x96, //2044

                0xA5, 0xC3, 0xA5, 0xB4, 0xA5, 0xA6, 0x87, 0x88, 0x87, 0x78, 0x87, 0x86, //2045

                0xA5, 0xB3, 0xA5, 0xB5, 0xA6, 0xA6, 0x87, 0x88, 0x88, 0x78, 0x87, 0x87, //2046

                0xA5, 0xB4, 0x96, 0xA5, 0xA6, 0x96, 0x88, 0x88, 0x78, 0x78, 0x87, 0x87, //2047

                0x95, 0xB4, 0xA5, 0xB4, 0xA5, 0xA5, 0x97, 0x87, 0x87, 0x88, 0x86, 0x96, //2048

                0xA4, 0xC3, 0xA5, 0xA5, 0xA5, 0xA6, 0x97, 0x87, 0x87, 0x78, 0x87, 0x86, //2049

                0xA5, 0xC3, 0xA5, 0xB5, 0xA6, 0xA6, 0x87, 0x88, 0x78, 0x78, 0x87, 0x87}; //2050

  

  

            private DateTime m_Date;

            public DateTime Date

            {

                get{ return m_Date;}

                set{ m_Date = value;}

            }

  

            public CNDate()

            {

                Date = DateTime.Today;

            }

            public CNDate(DateTime dt)

            {

                Date = dt.Date;

            }

            //计算指定日期的星座序号

            public int GetConstellation()

            {

                int Y, M, D;

                Y = m_Date.Year;

                M = m_Date.Month;

                D = m_Date.Day;

                Y = M * 100 + D;

                if (((Y >= 321) && (Y <= 419))) { return 0;}

                else if ((Y >= 420) && (Y <= 520)) { return 1;}

                else if ((Y >= 521) && (Y <= 620)) { return 2;}

                else if ((Y >= 621) && (Y <= 722)) { return 3;}

                else if ((Y >= 723) && (Y <= 822)) { return 4;}

                else if ((Y >= 823) && (Y <= 922)) { return 5;}

                else if ((Y >= 923) && (Y <= 1022)) { return 6;}

                else if ((Y >= 1023) && (Y <= 1121)) { return 7;}

                else if ((Y >= 1122) && (Y <= 1221)) { return 8;}

                else if ((Y >= 1222) || (Y <= 119)) { return 9;}

                else if ((Y >= 120) && (Y <= 218)) { return 10;}

                else if ((Y >= 219) && (Y <= 320)) { return 11;}

                else { return -1;};

            }

  

            //计算指定日期的星座名称

            public string GetConstellationName()

            {

                int Constellation;

                Constellation = GetConstellation();

                if ((Constellation >= 0) && (Constellation <= 11))

                { return ConstellationName[Constellation];}

                else

                { return "";};

            }

  

            //计算公历当天对应的节气 0-23,-1表示不是节气

            public int l_GetLunarHolDay()

            {

                byte Flag;

                int Day, iYear, iMonth, iDay;

                iYear = m_Date.Year;

                if ((iYear < START_YEAR) || (iYear > END_YEAR))

                { return -1;};

                iMonth = m_Date.Month;

                iDay = m_Date.Day;

                Flag = gLunarHolDay[(iYear - START_YEAR) * 12 + iMonth - 1];

                if (iDay < 15)

                { Day = 15 - ((Flag >> 4) & 0x0f);}

                else

                {Day = (Flag & 0x0f) + 15;};

                if (iDay == Day)

                {

                    if (iDay > 15)

                    { return (iMonth - 1) * 2 + 1;}

                    else

                    { return (iMonth - 1) * 2;}

                }

                else

                {return -1;};

            }

  

            public string FormatMonth(ushort iMonth, bool bLunar)

            {

                string szText = "正二三四五六七八九十";

                string strMonth;

                if ((!bLunar) && (iMonth == 1))

                { return "一月";}

                if (iMonth <= 10)

                {

                    strMonth = "";

                    strMonth = strMonth + szText.Substring(iMonth - 1, 1);

                    strMonth = strMonth + "月";

                    return strMonth;

                }

                if (iMonth == 11)

                { strMonth = "十一";}

                else

                { strMonth = "十二";}

                return strMonth + "月";

            }

  

  

            public string FormatLunarDay(ushort iDay)

            {

                string szText1 = "初十廿三";

                string szText2 = "一二三四五六七八九十";

                string strDay;

                if ((iDay != 20) && (iDay != 30))

                {

                    strDay = szText1.Substring((iDay - 1) / 10, 1);

                    strDay = strDay + szText2.Substring((iDay - 1) % 10, 1);

                }

                else

                {

                    //strDay = szText1.Substring((iDay / 10) * 2 + 1, 2);

                    strDay = szText1.Substring((iDay / 10) , 1);

                    strDay = strDay + "十";

                }

                return strDay;

            }

  

            public string GetLunarHolDay()

            {

                ushort iYear, iMonth, iDay;

                int i;

                TimeSpan ts;

                iYear = (ushort)(m_Date.Year);

                if ((iYear < START_YEAR) || (iYear > END_YEAR))

                { return "";};

                i = l_GetLunarHolDay();

                if ((i >= 0) && (i <= 23))

                { return LunarHolDayName[i];}

                else

                {

                    ts = m_Date - (new DateTime(START_YEAR, 1, 1));

                    l_CalcLunarDate(out iYear, out iMonth, out iDay, (uint)(ts.Days));

                    return FormatMonth(iMonth, true) + FormatLunarDay(iDay);

                }

            }

  

            //返回阴历iLunarYear年的闰月月份,如没有返回0 1901年1月---2050年12月

            public int GetLeapMonth(ushort iLunarYear)

            {

                byte Flag;

                if ((iLunarYear < START_YEAR) || (iLunarYear > END_YEAR))

                { return 0;};

                Flag = gLunarMonth[(iLunarYear - START_YEAR) / 2];

                if ((iLunarYear - START_YEAR) % 2 == 0)

                {return Flag >> 4;}

                else

                {return Flag & 0x0F;}

            }

  

            //返回阴历iLunarYer年阴历iLunarMonth月的天数,如果iLunarMonth为闰月,

            //高字为第二个iLunarMonth月的天数,否则高字为0 1901年1月---2050年12月

            public uint LunarMonthDays(ushort iLunarYear, ushort iLunarMonth)

            {

                int Height, Low;

                int iBit;

                if ((iLunarYear < START_YEAR) || (iLunarYear > END_YEAR))

                { return 30; }

                Height = 0;

                Low = 29;

                iBit = 16 - iLunarMonth;

                if ((iLunarMonth > GetLeapMonth(iLunarYear)) && (GetLeapMonth(iLunarYear) > 0))

                {iBit--;}

                if ((gLunarMonthDay[iLunarYear - START_YEAR] & (1 << iBit)) > 0)

                {Low++;}

                if (iLunarMonth == GetLeapMonth(iLunarYear))

                {

                    if ((gLunarMonthDay[iLunarYear - START_YEAR] & (1 << (iBit-1)))>0)

                    {Height = 30;}

                    else

                    {Height = 29;}

                }

                return (uint)((uint)(Low)|(uint)(Height)<<16); //合成为uint

            }

  

            //返回阴历iLunarYear年的总天数 1901年1月---2050年12月

            public int LunarYearDays(ushort iLunarYear)

            {

                int Days;

                uint tmp;

                if ((iLunarYear < START_YEAR) || (iLunarYear > END_YEAR))

                { return 0;};

                Days = 0;

                for (ushort i=1; i <= 12; i++)

                {

                    tmp = LunarMonthDays(iLunarYear, i);

                    Days = Days + ((ushort)(tmp>>16) & 0xFFFF); //取高位

                    Days = Days + (ushort)(tmp); //取低位

                }

                return Days;

            }

  

            //计算从1901年1月1日过iSpanDays天后的阴历日期

            public void l_CalcLunarDate(out ushort iYear, out ushort iMonth,

                out ushort iDay, uint iSpanDays)

            {

                uint tmp;

                //阳历1901年2月19日为阴历1901年正月初一

                //阳历1901年1月1日到2月19日共有49天

                if (iSpanDays < 49)

                {

                    iYear = START_YEAR - 1;

                    if (iSpanDays < 19)

                    {

                        iMonth = 11;

                        iDay = (ushort)(11 + iSpanDays);

                    }

                    else

                    {

                        iMonth = 12;

                        iDay = (ushort)(iSpanDays - 18);

                    }

                    return;

                }

                //下面从阴历1901年正月初一算起

                iSpanDays = iSpanDays - 49;

                iYear = START_YEAR;

                iMonth = 1;

                iDay = 1;

                //计算年

                tmp = (uint)LunarYearDays(iYear);

                while (iSpanDays >= tmp)

                {

                    iSpanDays = iSpanDays - tmp;

                    iYear++;

                    tmp = (uint)LunarYearDays(iYear);

                }

                //计算月

                tmp = LunarMonthDays(iYear, iMonth); //取低位

                while (iSpanDays >= tmp)

                {

                    iSpanDays = iSpanDays - tmp;

                    if (iMonth == GetLeapMonth(iYear))

                    {

                        tmp = (LunarMonthDays(iYear, iMonth)>>16)&0xFFFF; //取高位

                        if (iSpanDays < tmp)

                        {break;}

                        iSpanDays = iSpanDays - tmp;

                    }

                    iMonth++;

                    tmp = LunarMonthDays(iYear,iMonth); //取低位

                }

                //计算日

                iDay = (ushort)(iDay + iSpanDays);

            }

  

  

            //把iYear年格式化成天干记年法表示的字符串

            public string FormatLunarYear()

            {

                string strYear;

                string szText1 = "甲乙丙丁戊己庚辛壬癸";

                string szText2 = "子丑寅卯辰巳午未申酉戌亥";

                string szText3 = "鼠牛虎免龙蛇马羊猴鸡狗猪";

                ushort iYear;

                iYear = (ushort)(m_Date.Year);

                strYear = szText1.Substring((iYear - 4) % 10, 1);

                strYear = strYear + szText2.Substring((iYear - 4) % 12, 1);

                strYear = strYear + " ";

                strYear = strYear + szText3.Substring((iYear - 4) % 12, 1);

                strYear = strYear + "年";

                return strYear;

            }

        } //class CNDate

  

       

        void Main(DateTime date)

        {

            CNDate dt = new CNDate(DateTime.Today);

           

            Response.Write("今天是:" + dt.Date.ToString() +

                dt.GetConstellationName()+"<br>");

            Response.Write(dt.l_GetLunarHolDay()+"<br>");

            Response.Write(dt.GetLunarHolDay()+"<br>");

 

            Response.Write("闰月" +

                dt.GetLeapMonth(UInt16.Parse(date.Year.ToString()))+"<br>");

            Response.Write("2月的天数" +

                dt.LunarMonthDays(UInt16.Parse(date.Year.ToString()),

                UInt16.Parse(date.Month.ToString()))+"<br>");

            Response.Write("天数" +

                dt.LunarYearDays(UInt16.Parse(date.Year.ToString()))+"<br>");

            Response.Write("" + dt.FormatLunarYear()+"<br>");

           

        }

       

        void GetChunJie(int year)

        {

            for(int m=0;m<100;m++)

            {

                DateTime date1=Convert.ToDateTime(year+"-01-01");               

                CNDate dt = new CNDate(date1.AddDays(m));

                if(dt.GetLunarHolDay()=="正月初一")

                {

                    Response.Write(year+"年的春节是:"+date1.AddDays(m));

                    break;

                }

 

            }

        }

    }

原文地址:https://www.cnblogs.com/wuhuisheng/p/2025170.html