C#西暦転旧暦アルゴリズム

C#西暦は旧暦のアルゴリズムを回転して、達人たちもそれをもっと効率的に書き換えることができます!Code/// /// LunDay 。 /// /// , /// public class LunDay { public LunDay() { // // TODO: // } // private static string[] TianGan = { " ", " ", " ", " ", " ", " ", " ", " ", " ", " " }; // private static string[] DiZhi = { " ", " ", " ", " ", " ", " ", " ", " ", " ", " ", " ", " " }; // private static string[] ShengXiao = { " ", " ", " ", " ", " ", " ", " ", " ", " ", " ", " ", " " }; // private static string[] DayName = {"*"," "," "," "," "," ", " "," "," "," "," ", " "," "," "," "," ", " "," "," "," "," ", " "," "," "," "," ", " "," "," "," "," "}; // private static string[] MonthName = { "*", " ", " ", " ", " ", " ", " ", " ", " ", " ", " ", " ", " " }; // private static int[] MonthAdd = { 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334 }; // private static int[] LunarData = {2635,333387,1701,1748,267701,694,2391,133423,1175,396438 ,3402,3749,331177,1453,694,201326,2350,465197,3221,3402 ,400202,2901,1386,267611,605,2349,137515,2709,464533,1738 ,2901,330421,1242,2651,199255,1323,529706,3733,1706,398762 ,2741,1206,267438,2647,1318,204070,3477,461653,1386,2413 ,330077,1197,2637,268877,3365,531109,2900,2922,398042,2395 ,1179,267415,2635,661067,1701,1748,398772,2742,2391,330031 ,1175,1611,200010,3749,527717,1452,2742,332397,2350,3222 ,268949,3402,3493,133973,1386,464219,605,2349,334123,2709 ,2890,267946,2773,592565,1210,2651,395863,1323,2707,265877}; /// /// /// /// /// public string GetLunarCalendar(DateTime dtDay) { string sYear = dtDay.Year.ToString(); string sMonth = dtDay.Month.ToString(); string sDay = dtDay.Day.ToString(); int year; int month; int day; try { year = int.Parse(sYear); month = int.Parse(sMonth); day = int.Parse(sDay); } catch { year = DateTime.Now.Year; month = DateTime.Now.Month; day = DateTime.Now.Day; } int nTheDate; int nIsEnd; int k, m, n, nBit, i; string calendar = string.Empty; // 1921 2 8 ：1921-2-8( ) nTheDate = (year - 1921) * 365 + (year - 1921) / 4 + day + MonthAdd[month - 1] - 38; if ((year % 4 == 0) && (month > 2)) nTheDate += 1; // ， ， ， nIsEnd = 0; m = 0; k = 0; n = 0; while (nIsEnd != 1) { if (LunarData[m] < 4095) k = 11; else k = 12; n = k; while (n >= 0) { // LunarData[m] n nBit = LunarData[m]; for (i = 1; i < n + 1; i++) nBit = nBit / 2; nBit = nBit % 2; if (nTheDate <= (29 + nBit)) { nIsEnd = 1; break; } nTheDate = nTheDate - 29 - nBit; n = n - 1; } if (nIsEnd == 1) break; m = m + 1; } year = 1921 + m; month = k - n + 1; day = nTheDate; //return year+"-"+month+"-"+day; #region if (k == 12) { if (month == LunarData[m] / 65536 + 1) month = 1 - month; else if (month > LunarData[m] / 65536 + 1) month = month - 1; } // calendar = ShengXiao[(year - 4) % 60 % 12].ToString() + " "; // calendar += TianGan[(year - 4) % 60 % 10].ToString(); // calendar += DiZhi[(year - 4) % 60 % 12].ToString() + " "; // if (month < 1) calendar += " " + MonthName[-1 * month].ToString() + " "; else calendar += MonthName[month].ToString() + " "; // calendar += DayName[day].ToString() + " "; return calendar; #endregion } }
転載先:https://www.cnblogs.com/sczw-maqing/p/3259562.html