1. 引入轉(zhuǎn)換js文件:

import calendarFormatter from '@/common/dateChange.js'

2. 公歷轉(zhuǎn)農(nóng)歷:

let nongli = calendarFormatter.solar2lunar(2020,5,26);
  console.log(nongli);
  // 結(jié)果如下:
  // {Animal: "鼠",IDayCn: "初四",IMonthCn: "閏四月",Term: null, //24節(jié)氣的中文名 astro: "雙子座",cDay: 26,cMonth: 5,cYear: 2020,gzDay: "己巳",gzMonth: "辛巳",gzYear: "庚子",isLeap: true, // 是否是農(nóng)歷的閏月
    isTerm: false, //是否是24節(jié)氣 isToday: false,  //是否是今天 lDay: 4, lMonth: 4, lYear: 2020, nWeek: 2,ncWeek: "星期二"}

3. 農(nóng)歷轉(zhuǎn)公歷:

let gongli  = calendarFormatter.lunar2solar(2021, 9, 3);
  console.log(gongli)
  // 結(jié)果如下:
  // {   Animal: "牛", IDayCn: "初三",  IMonthCn: "九月",Term: "寒露",astro: "天秤座",cDay: 8,cMonth: 10,cYear: 2021, gzDay: "己丑",gzMonth: "戊戌",gzYear: "辛丑",isLeap: false,isTerm: true,isToday: false
      lDay: 3,lMonth: 9,lYear: 2021,nWeek: 5,ncWeek: "星期五" }

4.附件: 轉(zhuǎn)換文件

/**
* @1900-2100區(qū)間內(nèi)的公歷产捞、農(nóng)歷互轉(zhuǎn)
* @charset UTF-8
* @Author  jiangjiazhi
* @公歷轉(zhuǎn)農(nóng)歷：calendar.solar2lunar(1987,11,01); //[you can ignore params of prefix 0]
* @農(nóng)歷轉(zhuǎn)公歷：calendar.lunar2solar(1987,09,10); //[you can ignore params of prefix 0]
*/
 
 
 
/**
* 農(nóng)歷1900-2100的潤(rùn)大小信息表
* @Array Of Property
* @return Hex
*/
 
var lunarInfo = [0x04bd8, 0x04ae0, 0x0a570, 0x054d5, 0x0d260, 0x0d950, 0x16554, 0x056a0, 0x09ad0, 0x055d2, // 1900-1909
 
    0x04ae0, 0x0a5b6, 0x0a4d0, 0x0d250, 0x1d255, 0x0b540, 0x0d6a0, 0x0ada2, 0x095b0, 0x14977, // 1910-1919
 
    0x04970, 0x0a4b0, 0x0b4b5, 0x06a50, 0x06d40, 0x1ab54, 0x02b60, 0x09570, 0x052f2, 0x04970, // 1920-1929
 
    0x06566, 0x0d4a0, 0x0ea50, 0x06e95, 0x05ad0, 0x02b60, 0x186e3, 0x092e0, 0x1c8d7, 0x0c950, // 1930-1939
 
    0x0d4a0, 0x1d8a6, 0x0b550, 0x056a0, 0x1a5b4, 0x025d0, 0x092d0, 0x0d2b2, 0x0a950, 0x0b557, // 1940-1949
 
    0x06ca0, 0x0b550, 0x15355, 0x04da0, 0x0a5b0, 0x14573, 0x052b0, 0x0a9a8, 0x0e950, 0x06aa0, // 1950-1959
 
    0x0aea6, 0x0ab50, 0x04b60, 0x0aae4, 0x0a570, 0x05260, 0x0f263, 0x0d950, 0x05b57, 0x056a0, // 1960-1969
 
    0x096d0, 0x04dd5, 0x04ad0, 0x0a4d0, 0x0d4d4, 0x0d250, 0x0d558, 0x0b540, 0x0b6a0, 0x195a6, // 1970-1979
 
    0x095b0, 0x049b0, 0x0a974, 0x0a4b0, 0x0b27a, 0x06a50, 0x06d40, 0x0af46, 0x0ab60, 0x09570, // 1980-1989
 
    0x04af5, 0x04970, 0x064b0, 0x074a3, 0x0ea50, 0x06b58, 0x05ac0, 0x0ab60, 0x096d5, 0x092e0, // 1990-1999
 
    0x0c960, 0x0d954, 0x0d4a0, 0x0da50, 0x07552, 0x056a0, 0x0abb7, 0x025d0, 0x092d0, 0x0cab5, // 2000-2009
 
    0x0a950, 0x0b4a0, 0x0baa4, 0x0ad50, 0x055d9, 0x04ba0, 0x0a5b0, 0x15176, 0x052b0, 0x0a930, // 2010-2019
 
    0x07954, 0x06aa0, 0x0ad50, 0x05b52, 0x04b60, 0x0a6e6, 0x0a4e0, 0x0d260, 0x0ea65, 0x0d530, // 2020-2029
 
    0x05aa0, 0x076a3, 0x096d0, 0x04afb, 0x04ad0, 0x0a4d0, 0x1d0b6, 0x0d250, 0x0d520, 0x0dd45, // 2030-2039
 
    0x0b5a0, 0x056d0, 0x055b2, 0x049b0, 0x0a577, 0x0a4b0, 0x0aa50, 0x1b255, 0x06d20, 0x0ada0, // 2040-2049
 
    0x14b63, 0x09370, 0x049f8, 0x04970, 0x064b0, 0x168a6, 0x0ea50, 0x06b20, 0x1a6c4, 0x0aae0, // 2050-2059
 
    0x0a2e0, 0x0d2e3, 0x0c960, 0x0d557, 0x0d4a0, 0x0da50, 0x05d55, 0x056a0, 0x0a6d0, 0x055d4, // 2060-2069
 
    0x052d0, 0x0a9b8, 0x0a950, 0x0b4a0, 0x0b6a6, 0x0ad50, 0x055a0, 0x0aba4, 0x0a5b0, 0x052b0, // 2070-2079
 
    0x0b273, 0x06930, 0x07337, 0x06aa0, 0x0ad50, 0x14b55, 0x04b60, 0x0a570, 0x054e4, 0x0d160, // 2080-2089
 
    0x0e968, 0x0d520, 0x0daa0, 0x16aa6, 0x056d0, 0x04ae0, 0x0a9d4, 0x0a2d0, 0x0d150, 0x0f252, // 2090-2099
 
    0x0d520] // 2100
 
   
 
  var solarMonth = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]
 
   
 
  /**
  * 天干地支之天干速查表
  * @Array Of Property trans['甲','乙','丙','丁','戊','己','庚','辛','壬','癸']
  * @return Cn string
  */
 
  var Gan = ['\u7532', '\u4e59', '\u4e19', '\u4e01', '\u620a', '\u5df1', '\u5e9a', '\u8f9b', '\u58ec', '\u7678']
 
   
 
  /**
  * 天干地支之地支速查表
  * @Array Of Property
  * @trans['子','丑','寅','卯','辰','巳','午','未','申','酉','戌','亥']
  * @return Cn string
  */
 
  var Zhi = ['\u5b50', '\u4e11', '\u5bc5', '\u536f', '\u8fb0', '\u5df3', '\u5348', '\u672a', '\u7533', '\u9149', '\u620c', '\u4ea5']
 
   
 
  /**
  * 天干地支之地支速查表<=>生肖
  * @Array Of Property
  * @trans['鼠','牛','虎','兔','龍','蛇','馬','羊','猴','雞','狗','豬']
  * @return Cn string
  */
 
  var Animals = ['\u9f20', '\u725b', '\u864e', '\u5154', '\u9f99', '\u86c7', '\u9a6c', '\u7f8a', '\u7334', '\u9e21', '\u72d7', '\u732a']
 
   
 
  /**
  * 24節(jié)氣速查表
  * @Array Of Property
  * @trans['小寒','大寒','立春','雨水','驚蟄','春分','清明','谷雨','立夏','小滿','芒種','夏至','小暑','大暑','立秋','處暑','白露','秋分','寒露','霜降','立冬','小雪','大雪','冬至']
  * @return Cn string
  */
 
  var solarTerm = ['\u5c0f\u5bd2', '\u5927\u5bd2', '\u7acb\u6625', '\u96e8\u6c34', '\u60ca\u86f0', '\u6625\u5206', '\u6e05\u660e', '\u8c37\u96e8', '\u7acb\u590f', '\u5c0f\u6ee1', '\u8292\u79cd', '\u590f\u81f3', '\u5c0f\u6691', '\u5927\u6691', '\u7acb\u79cb', '\u5904\u6691', '\u767d\u9732', '\u79cb\u5206', '\u5bd2\u9732', '\u971c\u964d', '\u7acb\u51ac', '\u5c0f\u96ea', '\u5927\u96ea', '\u51ac\u81f3']
 
   
 
  /**
  * 1900-2100各年的24節(jié)氣日期速查表
  * @Array Of Property
  * @return 0x string For splice
  */
 
  var sTermInfo = ['9778397bd097c36b0b6fc9274c91aa', '97b6b97bd19801ec9210c965cc920e', '97bcf97c3598082c95f8c965cc920f',
 
    '97bd0b06bdb0722c965ce1cfcc920f', 'b027097bd097c36b0b6fc9274c91aa', '97b6b97bd19801ec9210c965cc920e',
 
    '97bcf97c359801ec95f8c965cc920f', '97bd0b06bdb0722c965ce1cfcc920f', 'b027097bd097c36b0b6fc9274c91aa',
 
    '97b6b97bd19801ec9210c965cc920e', '97bcf97c359801ec95f8c965cc920f', '97bd0b06bdb0722c965ce1cfcc920f',
 
    'b027097bd097c36b0b6fc9274c91aa', '9778397bd19801ec9210c965cc920e', '97b6b97bd19801ec95f8c965cc920f',
 
    '97bd09801d98082c95f8e1cfcc920f', '97bd097bd097c36b0b6fc9210c8dc2', '9778397bd197c36c9210c9274c91aa',
 
    '97b6b97bd19801ec95f8c965cc920e', '97bd09801d98082c95f8e1cfcc920f', '97bd097bd097c36b0b6fc9210c8dc2',
 
    '9778397bd097c36c9210c9274c91aa', '97b6b97bd19801ec95f8c965cc920e', '97bcf97c3598082c95f8e1cfcc920f',
 
    '97bd097bd097c36b0b6fc9210c8dc2', '9778397bd097c36c9210c9274c91aa', '97b6b97bd19801ec9210c965cc920e',
 
    '97bcf97c3598082c95f8c965cc920f', '97bd097bd097c35b0b6fc920fb0722', '9778397bd097c36b0b6fc9274c91aa',
 
    '97b6b97bd19801ec9210c965cc920e', '97bcf97c3598082c95f8c965cc920f', '97bd097bd097c35b0b6fc920fb0722',
 
    '9778397bd097c36b0b6fc9274c91aa', '97b6b97bd19801ec9210c965cc920e', '97bcf97c359801ec95f8c965cc920f',
 
    '97bd097bd097c35b0b6fc920fb0722', '9778397bd097c36b0b6fc9274c91aa', '97b6b97bd19801ec9210c965cc920e',
 
    '97bcf97c359801ec95f8c965cc920f', '97bd097bd097c35b0b6fc920fb0722', '9778397bd097c36b0b6fc9274c91aa',
 
    '97b6b97bd19801ec9210c965cc920e', '97bcf97c359801ec95f8c965cc920f', '97bd097bd07f595b0b6fc920fb0722',
 
    '9778397bd097c36b0b6fc9210c8dc2', '9778397bd19801ec9210c9274c920e', '97b6b97bd19801ec95f8c965cc920f',
 
    '97bd07f5307f595b0b0bc920fb0722', '7f0e397bd097c36b0b6fc9210c8dc2', '9778397bd097c36c9210c9274c920e',
 
    '97b6b97bd19801ec95f8c965cc920f', '97bd07f5307f595b0b0bc920fb0722', '7f0e397bd097c36b0b6fc9210c8dc2',
 
    '9778397bd097c36c9210c9274c91aa', '97b6b97bd19801ec9210c965cc920e', '97bd07f1487f595b0b0bc920fb0722',
 
    '7f0e397bd097c36b0b6fc9210c8dc2', '9778397bd097c36b0b6fc9274c91aa', '97b6b97bd19801ec9210c965cc920e',
 
    '97bcf7f1487f595b0b0bb0b6fb0722', '7f0e397bd097c35b0b6fc920fb0722', '9778397bd097c36b0b6fc9274c91aa',
 
    '97b6b97bd19801ec9210c965cc920e', '97bcf7f1487f595b0b0bb0b6fb0722', '7f0e397bd097c35b0b6fc920fb0722',
 
    '9778397bd097c36b0b6fc9274c91aa', '97b6b97bd19801ec9210c965cc920e', '97bcf7f1487f531b0b0bb0b6fb0722',
 
    '7f0e397bd097c35b0b6fc920fb0722', '9778397bd097c36b0b6fc9274c91aa', '97b6b97bd19801ec9210c965cc920e',
 
    '97bcf7f1487f531b0b0bb0b6fb0722', '7f0e397bd07f595b0b6fc920fb0722', '9778397bd097c36b0b6fc9274c91aa',
 
    '97b6b97bd19801ec9210c9274c920e', '97bcf7f0e47f531b0b0bb0b6fb0722', '7f0e397bd07f595b0b0bc920fb0722',
 
    '9778397bd097c36b0b6fc9210c91aa', '97b6b97bd197c36c9210c9274c920e', '97bcf7f0e47f531b0b0bb0b6fb0722',
 
    '7f0e397bd07f595b0b0bc920fb0722', '9778397bd097c36b0b6fc9210c8dc2', '9778397bd097c36c9210c9274c920e',
 
    '97b6b7f0e47f531b0723b0b6fb0722', '7f0e37f5307f595b0b0bc920fb0722', '7f0e397bd097c36b0b6fc9210c8dc2',
 
    '9778397bd097c36b0b70c9274c91aa', '97b6b7f0e47f531b0723b0b6fb0721', '7f0e37f1487f595b0b0bb0b6fb0722',
 
    '7f0e397bd097c35b0b6fc9210c8dc2', '9778397bd097c36b0b6fc9274c91aa', '97b6b7f0e47f531b0723b0b6fb0721',
 
    '7f0e27f1487f595b0b0bb0b6fb0722', '7f0e397bd097c35b0b6fc920fb0722', '9778397bd097c36b0b6fc9274c91aa',
 
    '97b6b7f0e47f531b0723b0b6fb0721', '7f0e27f1487f531b0b0bb0b6fb0722', '7f0e397bd097c35b0b6fc920fb0722',
 
    '9778397bd097c36b0b6fc9274c91aa', '97b6b7f0e47f531b0723b0b6fb0721', '7f0e27f1487f531b0b0bb0b6fb0722',
 
    '7f0e397bd097c35b0b6fc920fb0722', '9778397bd097c36b0b6fc9274c91aa', '97b6b7f0e47f531b0723b0b6fb0721',
 
    '7f0e27f1487f531b0b0bb0b6fb0722', '7f0e397bd07f595b0b0bc920fb0722', '9778397bd097c36b0b6fc9274c91aa',
 
    '97b6b7f0e47f531b0723b0787b0721', '7f0e27f0e47f531b0b0bb0b6fb0722', '7f0e397bd07f595b0b0bc920fb0722',
 
    '9778397bd097c36b0b6fc9210c91aa', '97b6b7f0e47f149b0723b0787b0721', '7f0e27f0e47f531b0723b0b6fb0722',
 
    '7f0e397bd07f595b0b0bc920fb0722', '9778397bd097c36b0b6fc9210c8dc2', '977837f0e37f149b0723b0787b0721',
 
    '7f07e7f0e47f531b0723b0b6fb0722', '7f0e37f5307f595b0b0bc920fb0722', '7f0e397bd097c35b0b6fc9210c8dc2',
 
    '977837f0e37f14998082b0787b0721', '7f07e7f0e47f531b0723b0b6fb0721', '7f0e37f1487f595b0b0bb0b6fb0722',
 
    '7f0e397bd097c35b0b6fc9210c8dc2', '977837f0e37f14998082b0787b06bd', '7f07e7f0e47f531b0723b0b6fb0721',
 
    '7f0e27f1487f531b0b0bb0b6fb0722', '7f0e397bd097c35b0b6fc920fb0722', '977837f0e37f14998082b0787b06bd',
 
    '7f07e7f0e47f531b0723b0b6fb0721', '7f0e27f1487f531b0b0bb0b6fb0722', '7f0e397bd097c35b0b6fc920fb0722',
 
    '977837f0e37f14998082b0787b06bd', '7f07e7f0e47f531b0723b0b6fb0721', '7f0e27f1487f531b0b0bb0b6fb0722',
 
    '7f0e397bd07f595b0b0bc920fb0722', '977837f0e37f14998082b0787b06bd', '7f07e7f0e47f531b0723b0b6fb0721',
 
    '7f0e27f1487f531b0b0bb0b6fb0722', '7f0e397bd07f595b0b0bc920fb0722', '977837f0e37f14998082b0787b06bd',
 
    '7f07e7f0e47f149b0723b0787b0721', '7f0e27f0e47f531b0b0bb0b6fb0722', '7f0e397bd07f595b0b0bc920fb0722',
 
    '977837f0e37f14998082b0723b06bd', '7f07e7f0e37f149b0723b0787b0721', '7f0e27f0e47f531b0723b0b6fb0722',
 
    '7f0e397bd07f595b0b0bc920fb0722', '977837f0e37f14898082b0723b02d5', '7ec967f0e37f14998082b0787b0721',
 
    '7f07e7f0e47f531b0723b0b6fb0722', '7f0e37f1487f595b0b0bb0b6fb0722', '7f0e37f0e37f14898082b0723b02d5',
 
    '7ec967f0e37f14998082b0787b0721', '7f07e7f0e47f531b0723b0b6fb0722', '7f0e37f1487f531b0b0bb0b6fb0722',
 
    '7f0e37f0e37f14898082b0723b02d5', '7ec967f0e37f14998082b0787b06bd', '7f07e7f0e47f531b0723b0b6fb0721',
 
    '7f0e37f1487f531b0b0bb0b6fb0722', '7f0e37f0e37f14898082b072297c35', '7ec967f0e37f14998082b0787b06bd',
 
    '7f07e7f0e47f531b0723b0b6fb0721', '7f0e27f1487f531b0b0bb0b6fb0722', '7f0e37f0e37f14898082b072297c35',
 
    '7ec967f0e37f14998082b0787b06bd', '7f07e7f0e47f531b0723b0b6fb0721', '7f0e27f1487f531b0b0bb0b6fb0722',
 
    '7f0e37f0e366aa89801eb072297c35', '7ec967f0e37f14998082b0787b06bd', '7f07e7f0e47f149b0723b0787b0721',
 
    '7f0e27f1487f531b0b0bb0b6fb0722', '7f0e37f0e366aa89801eb072297c35', '7ec967f0e37f14998082b0723b06bd',
 
    '7f07e7f0e47f149b0723b0787b0721', '7f0e27f0e47f531b0723b0b6fb0722', '7f0e37f0e366aa89801eb072297c35',
 
    '7ec967f0e37f14998082b0723b06bd', '7f07e7f0e37f14998083b0787b0721', '7f0e27f0e47f531b0723b0b6fb0722',
 
    '7f0e37f0e366aa89801eb072297c35', '7ec967f0e37f14898082b0723b02d5', '7f07e7f0e37f14998082b0787b0721',
 
    '7f07e7f0e47f531b0723b0b6fb0722', '7f0e36665b66aa89801e9808297c35', '665f67f0e37f14898082b0723b02d5',
 
    '7ec967f0e37f14998082b0787b0721', '7f07e7f0e47f531b0723b0b6fb0722', '7f0e36665b66a449801e9808297c35',
 
    '665f67f0e37f14898082b0723b02d5', '7ec967f0e37f14998082b0787b06bd', '7f07e7f0e47f531b0723b0b6fb0721',
 
    '7f0e36665b66a449801e9808297c35', '665f67f0e37f14898082b072297c35', '7ec967f0e37f14998082b0787b06bd',
 
    '7f07e7f0e47f531b0723b0b6fb0721', '7f0e26665b66a449801e9808297c35', '665f67f0e37f1489801eb072297c35',
 
    '7ec967f0e37f14998082b0787b06bd', '7f07e7f0e47f531b0723b0b6fb0721', '7f0e27f1487f531b0b0bb0b6fb0722']
 
   
 
  /**
   * 數(shù)字轉(zhuǎn)中文速查表
  * @Array Of Property
  * @trans ['日','一','二','三','四','五','六','七','八','九','十']
  * @return Cn string
   */
 
  var nStr1 = ['\u65e5', '\u4e00', '\u4e8c', '\u4e09', '\u56db', '\u4e94', '\u516d', '\u4e03', '\u516b', '\u4e5d', '\u5341']
 
   
 
  /**
  * 日期轉(zhuǎn)農(nóng)歷稱呼速查表
  * @Array Of Property
  * @trans ['初','十','廿','卅']
  * @return Cn string
  */
 
  var nStr2 = ['\u521d', '\u5341', '\u5eff', '\u5345']
 
   
 
  /**
  * 月份轉(zhuǎn)農(nóng)歷稱呼速查表
  * @Array Of Property
  * @trans ['正','一','二','三','四','五','六','七','八','九','十','冬','臘']
  * @return Cn string
  */
 
  var nStr3 = ['\u6b63', '\u4e8c', '\u4e09', '\u56db', '\u4e94', '\u516d', '\u4e03', '\u516b', '\u4e5d', '\u5341', '\u51ac', '\u814a']
 
   
 
  /**
  * 返回農(nóng)歷y年一整年的總天數(shù)
  * @param lunar Year
   * @return Number
  * @eg:var count = calendar.lYearDays(1987) ;//count=387
  */
 
  function lYearDays (y) {
    var i
 
    var sum = 348
 
    for (i = 0x8000; i > 0x8; i >>= 1) { sum += (lunarInfo[y - 1900] & i) ? 1 : 0 }
 
    return (sum + leapDays(y))
 
  }
 
   
 
  /**
  * 返回農(nóng)歷y年閏月是哪個(gè)月裳仆；若y年沒(méi)有閏月 則返回0
  * @param lunar Year
  * @return Number (0-12)
   * @eg:var leapMonth = calendar.leapMonth(1987) ;//leapMonth=6
  */
 
  function leapMonth (y) { // 閏字編碼 \u95f0
 
    return (lunarInfo[y - 1900] & 0xf)
 
  }
 
   
 
  /**
  * 返回農(nóng)歷y年閏月的天數(shù) 若該年沒(méi)有閏月則返回0
  * @param lunar Year
  * @return Number (0驮宴、29离赫、30)
  * @eg:var leapMonthDay = calendar.leapDays(1987) ;//leapMonthDay=29
  */
 
  function leapDays (y) {
    if (leapMonth(y)) {
      return ((lunarInfo[y - 1900] & 0x10000) ? 30 : 29)
 
    }
 
    return (0)
 
  }
 
   
 
  /**
  * 返回農(nóng)歷y年m月（非閏月）的總天數(shù)遣疯，計(jì)算m為閏月時(shí)的天數(shù)請(qǐng)使用leapDays方法
  * @param lunar Year
  * @return Number (-1惊暴、29柬甥、30)
   * @eg:var MonthDay = calendar.monthDays(1987,9) ;//MonthDay=29
  */
 
  function monthDays (y, m) {
    if (m > 12 || m < 1) { return -1 }// 月份參數(shù)從1至12噪奄，參數(shù)錯(cuò)誤返回-1
 
    return ((lunarInfo[y - 1900] & (0x10000 >> m)) ? 30 : 29)
 
  }
 
   
 
  /**
  * 返回公歷(!)y年m月的天數(shù)
  * @param solar Year
  * @return Number (-1、28儿奶、29框往、30、31)
  * @eg:var solarMonthDay = calendar.leapDays(1987) ;//solarMonthDay=30
  */
 
  function solarDays (y, m) {
    if (m > 12 || m < 1) { return -1 } // 若參數(shù)錯(cuò)誤 返回-1
 
    var ms = m - 1
 
    if (ms === 1) { // 2月份的閏平規(guī)律測(cè)算后確認(rèn)返回28或29
 
      return (((y % 4 === 0) && (y % 100 !== 0) || (y % 400 === 0)) ? 29 : 28)
 
    } else {
      return (solarMonth[ms])
 
    }
 
  }
 
   
 
  /**
  * 農(nóng)歷年份轉(zhuǎn)換為干支紀(jì)年
  * @param  lYear 農(nóng)歷年的年份數(shù)
  * @return Cn string
  */
 
  function toGanZhiYear (lYear) {
    var ganKey = (lYear - 3) % 10
 
    var zhiKey = (lYear - 3) % 12
 
    if (ganKey === 0) ganKey = 10 // 如果余數(shù)為0則為最后一個(gè)天干
 
    if (zhiKey === 0) zhiKey = 12 // 如果余數(shù)為0則為最后一個(gè)地支
 
    return Gan[ganKey - 1] + Zhi[zhiKey - 1]
 
  }
 
   
 
  /**
  * 公歷月闯捎、日判斷所屬星座
  * @param  cMonth [description]
  * @param  cDay [description]
  * @return Cn string
  */
 
  function toAstro (cMonth, cDay) {
    var s = '\u9b54\u7faf\u6c34\u74f6\u53cc\u9c7c\u767d\u7f8a\u91d1\u725b\u53cc\u5b50\u5de8\u87f9\u72ee\u5b50\u5904\u5973\u5929\u79e4\u5929\u874e\u5c04\u624b\u9b54\u7faf'
 
    var arr = [20, 19, 21, 21, 21, 22, 23, 23, 23, 23, 22, 22]
 
    return s.substr(cMonth * 2 - (cDay < arr[cMonth - 1] ? 2 : 0), 2) + '\u5ea7' // 座
 
  }
 
   
 
  /**
  * 傳入offset偏移量返回干支
  * @param offset 相對(duì)甲子的偏移量
  * @return Cn string
  */
 
  function toGanZhi (offset) {
    return Gan[offset % 10] + Zhi[offset % 12]
 
  }
 
   
 
  /**
  * 傳入公歷(!)y年獲得該年第n個(gè)節(jié)氣的公歷日期
  * @param y公歷年(1900-2100)椰弊；n二十四節(jié)氣中的第幾個(gè)節(jié)氣(1~24)；從n=1(小寒)算起
  * @return day Number
  * @eg:var _24 = calendar.getTerm(1987,3) ;//_24=4;意即1987年2月4日立春
  */
 
  function getTerm (y, n) {
    if (y < 1900 || y > 2100) { return -1 }
 
    if (n < 1 || n > 24) { return -1 }
 
    var _table = sTermInfo[y - 1900]
 
    var _info = [
 
      parseInt('0x' + _table.substr(0, 5)).toString(),
 
      parseInt('0x' + _table.substr(5, 5)).toString(),
 
      parseInt('0x' + _table.substr(10, 5)).toString(),
 
      parseInt('0x' + _table.substr(15, 5)).toString(),
 
      parseInt('0x' + _table.substr(20, 5)).toString(),
 
      parseInt('0x' + _table.substr(25, 5)).toString()
 
    ]
 
    var _calday = [
 
      _info[0].substr(0, 1),
 
      _info[0].substr(1, 2),
 
      _info[0].substr(3, 1),
 
      _info[0].substr(4, 2),
 
   
 
      _info[1].substr(0, 1),
 
      _info[1].substr(1, 2),
 
      _info[1].substr(3, 1),
 
      _info[1].substr(4, 2),
 
   
 
      _info[2].substr(0, 1),
 
      _info[2].substr(1, 2),
 
      _info[2].substr(3, 1),
 
      _info[2].substr(4, 2),
 
   
 
      _info[3].substr(0, 1),
 
      _info[3].substr(1, 2),
 
      _info[3].substr(3, 1),
 
      _info[3].substr(4, 2),
 
   
 
      _info[4].substr(0, 1),
 
      _info[4].substr(1, 2),
 
      _info[4].substr(3, 1),
 
      _info[4].substr(4, 2),
 
   
 
      _info[5].substr(0, 1),
 
      _info[5].substr(1, 2),
 
      _info[5].substr(3, 1),
 
      _info[5].substr(4, 2)
 
    ]
 
    return parseInt(_calday[n - 1])
 
  }
 
   
 
  /**
  * 傳入農(nóng)歷數(shù)字月份返回漢語(yǔ)通俗表示法
  * @param lunar month
  * @return Cn string
  * @eg:var cnMonth = calendar.toChinaMonth(12) ;//cnMonth='臘月'
  */
 
  function toChinaMonth (m) { // 月 => \u6708
 
    if (m > 12 || m < 1) { return -1 } // 若參數(shù)錯(cuò)誤 返回-1
 
    var s = nStr3[m - 1]
 
    s += '\u6708' // 加上月字
 
    return s
 
  }
 
   
 
  /**
  * 傳入農(nóng)歷日期數(shù)字返回漢字表示法
  * @param lunar day
  * @return Cn string
  * @eg:var cnDay = calendar.toChinaDay(21) ;//cnMonth='廿一'
  */
 
  function toChinaDay (d) { // 日 => \u65e5
 
    var s
 
    switch (d) {
      case 10:
 
        s = '\u521d\u5341'
 
        break
 
      case 20:
 
        s = '\u4e8c\u5341'
 
        break
 
      case 30:
 
        s = '\u4e09\u5341'
 
        break
 
      default :
 
        s = nStr2[Math.floor(d / 10)]
 
        s += nStr1[d % 10]
 
    }
 
    return (s)
 
  }
 
   
 
  /**
  * 年份轉(zhuǎn)生肖[!僅能大致轉(zhuǎn)換] => 精確劃分生肖分界線是“立春”
  * @param y year
  * @return Cn string
  * @eg:var animal = calendar.getAnimal(1987) ;//animal='兔'
  */
 
  function getAnimal (y) {
    return Animals[(y - 4) % 12]
 
  }
 
   
 
  /**
  * 傳入陽(yáng)歷年月日獲得詳細(xì)的公歷瓤鼻、農(nóng)歷object信息 <=>JSON
  * @param y  solar year
  * @param m  solar month
  * @param d  solar day
  * @return JSON object
  * @eg:console.log(calendar.solar2lunar(1987,11,01));
  */
 
  function solar2lunar (y, m, d) { // 參數(shù)區(qū)間1900.1.31~2100.12.31
 
    // 年份限定秉版、上限
 
    if (y < 1900 || y > 2100) {
      return -1 // undefined轉(zhuǎn)換為數(shù)字變?yōu)镹aN
 
    }
 
    // 公歷傳參最下限
 
    if (y === 1900 && m === 1 && d < 31) {
      return -1
 
    }
 
    // 未傳參  獲得當(dāng)天
 
    var objDate = null
 
    if (!y) {
      objDate = new Date()
 
    } else {
      objDate = new Date(y, parseInt(m) - 1, d)
 
    }
 
    var i
 
    var leap = 0
 
    var temp = 0
 
    // 修正ymd參數(shù)
 
    y = objDate.getFullYear()
 
    m = objDate.getMonth() + 1
 
    d = objDate.getDate()
 
    var offset = (Date.UTC(objDate.getFullYear(), objDate.getMonth(), objDate.getDate()) - Date.UTC(1900, 0, 31)) / 86400000
 
    for (i = 1900; i < 2101 && offset > 0; i++) {
      temp = lYearDays(i)
 
      offset -= temp
 
    }
 
    if (offset < 0) {
      offset += temp; i--
 
    }
 
   
 
    // 是否今天
 
    var isTodayObj = new Date()
 
    var isToday = false
 
    if (isTodayObj.getFullYear() === y && isTodayObj.getMonth() + 1 === m && isTodayObj.getDate() === d) {
      isToday = true
 
    }
 
    // 星期幾
 
    var nWeek = objDate.getDay()
 
    var cWeek = nStr1[nWeek]
 
    // 數(shù)字表示周幾順應(yīng)天朝周一開始的慣例
 
    if (nWeek === 0) {
      nWeek = 7
 
    }
 
    // 農(nóng)歷年
 
    var year = i
 
    leap = leapMonth(i) // 閏哪個(gè)月
 
    var isLeap = false
 
   
 
    // 效驗(yàn)閏月
 
    for (i = 1; i < 13 && offset > 0; i++) {
      // 閏月
 
      if (leap > 0 && i === (leap + 1) && isLeap === false) {
        --i
 
        isLeap = true; temp = leapDays(year) // 計(jì)算農(nóng)歷閏月天數(shù)
 
      } else {
        temp = monthDays(year, i)// 計(jì)算農(nóng)歷普通月天數(shù)
 
      }
 
      // 解除閏月
 
      if (isLeap === true && i === (leap + 1)) { isLeap = false }
 
      offset -= temp
 
    }
 
    // 閏月導(dǎo)致數(shù)組下標(biāo)重疊取反
 
    if (offset === 0 && leap > 0 && i === leap + 1) {
      if (isLeap) {
        isLeap = false
 
      } else {
        isLeap = true; --i
 
      }
 
    }
 
    if (offset < 0) {
      offset += temp; --i
 
    }
 
    // 農(nóng)歷月
 
    var month = i
 
    // 農(nóng)歷日
 
    var day = offset + 1
 
    // 天干地支處理
 
    var sm = m - 1
 
    var gzY = toGanZhiYear(year)
 
   
 
    // 當(dāng)月的兩個(gè)節(jié)氣
 
    // bugfix-2017-7-24 11:03:38 use lunar Year Param `y` Not `year`
 
    var firstNode = getTerm(y, (m * 2 - 1)) // 返回當(dāng)月「節(jié)」為幾日開始
 
    var secondNode = getTerm(y, (m * 2)) // 返回當(dāng)月「節(jié)」為幾日開始
 
   
 
    // 依據(jù)12節(jié)氣修正干支月
 
    var gzM = toGanZhi((y - 1900) * 12 + m + 11)
 
    if (d >= firstNode) {
      gzM = toGanZhi((y - 1900) * 12 + m + 12)
 
    }
 
    // 傳入的日期的節(jié)氣與否
 
    var isTerm = false
 
    var Term = null
 
    if (firstNode === d) {
      isTerm = true
 
      Term = solarTerm[m * 2 - 2]
 
    }
 
    if (secondNode === d) {
      isTerm = true
 
      Term = solarTerm[m * 2 - 1]
 
    }
 
    // 日柱 當(dāng)月一日與 1900/1/1 相差天數(shù)
 
    var dayCyclical = Date.UTC(y, sm, 1, 0, 0, 0, 0) / 86400000 + 25567 + 10
 
    var gzD = toGanZhi(dayCyclical + d - 1)
 
    // 該日期所屬的星座
 
    var astro = toAstro(m, d)
 
    return {'lYear': year, 'lMonth': month, 'lDay': day, 'Animal': getAnimal(year), 'IMonthCn': (isLeap ? '\u95f0' : '') + toChinaMonth(month), 'IDayCn': toChinaDay(day), 'cYear': y, 'cMonth': m, 'cDay': d, 'gzYear': gzY, 'gzMonth': gzM, 'gzDay': gzD, 'isToday': isToday, 'isLeap': isLeap, 'nWeek': nWeek, 'ncWeek': '\u661f\u671f' + cWeek, 'isTerm': isTerm, 'Term': Term, 'astro': astro}
 
  }
 
   
 
  
    var calendarFormatter = {
      // 傳入陽(yáng)歷年月日獲得詳細(xì)的公歷、農(nóng)歷object信息 <=>JSON
 
      solar2lunar:function(y, m, d){ // 參數(shù)區(qū)間1900.1.31~2100.12.31
 
        return solar2lunar(y, m, d)
 
      },
 
      /**
      * 傳入農(nóng)歷年月日以及傳入的月份是否閏月獲得詳細(xì)的公歷茬祷、農(nóng)歷object信息 <=>JSON
      * @param y  lunar year
      * @param m  lunar month
      * @param d  lunar day
      * @param isLeapMonth  lunar month is leap or not.[如果是農(nóng)歷閏月第四個(gè)參數(shù)賦值true即可]
      * @return JSON object
      * @eg:console.log(calendar.lunar2solar(1987,9,10));
      */
 
      lunar2solar: function (y, m, d, isLeapMonth) { // 參數(shù)區(qū)間1900.1.31~2100.12.1
 
        isLeapMonth = !!isLeapMonth
 
        if (isLeapMonth && (leapMonth !== m)) { return -1 }// 傳參要求計(jì)算該閏月公歷 但該年得出的閏月與傳參的月份并不同
 
        if (y === 2100 && m === 12 && d > 1 || y === 1900 && m === 1 && d < 31) { return -1 } // 超出了最大極限值
 
        var day = monthDays(y, m)
 
        var _day = day
 
        // bugFix 2016-9-25
 
        // if month is leap, _day use leapDays method
 
        if (isLeapMonth) {
          _day = leapDays(y, m)
 
        }
 
        if (y < 1900 || y > 2100 || d > _day) { return -1 }// 參數(shù)合法性效驗(yàn)
 
   
 
        // 計(jì)算農(nóng)歷的時(shí)間差
 
        var offset = 0
 
        for (var i = 1900; i < y; i++) {
          offset += lYearDays(i)
 
        }
 
        var leap = 0
 
        var isAdd = false
 
        for (i = 1; i < m; i++) {
          leap = leapMonth(y)
 
          if (!isAdd) { // 處理閏月
 
            if (leap <= i && leap > 0) {
              offset += leapDays(y); isAdd = true
 
            }
 
          }
 
          offset += monthDays(y, i)
 
        }
 
        // 轉(zhuǎn)換閏月農(nóng)歷 需補(bǔ)充該年閏月的前一個(gè)月的時(shí)差
 
        if (isLeapMonth) { offset += day }
 
        // 1900年農(nóng)歷正月一日的公歷時(shí)間為1900年1月30日0時(shí)0分0秒(該時(shí)間也是本農(nóng)歷的最開始起始點(diǎn))
 
        var stmap = Date.UTC(1900, 1, 30, 0, 0, 0)
 
        var calObj = new Date((offset + d - 31) * 86400000 + stmap)
 
        var cY = calObj.getUTCFullYear()
 
        var cM = calObj.getUTCMonth() + 1
 
        var cD = calObj.getUTCDate()
 
        return solar2lunar(cY, cM, cD)
 
      }
 
    }
    
    export default calendarFormatter