//输出结果：2018年51月30日 星期六 戊戌(狗)年 五月十七
today = new Date()
function initArray() {
this.length = initArray.arguments.length
for (let i = 0; i < this.length; i++) this[i + 1] = initArray.arguments[i]
}
let dateString=''
let d = new initArray("星期日", "星期一", "星期二", "星期三", "星期四", "星期五", "星期六")
dateString+=(today.getFullYear()+"年"+today.getMonth() + 1+"月"+today.getDate()+"日 "+d[today.getDay() + 1]+" ")
calendar = new Date()
month = calendar.getMonth()+1
date = calendar.getDate()
if ((month == 1) && (date == 1)) dateString+="元旦"
if ((month == 3) && (date == 12)) dateString+="植树节"
if ((month == 4) && (date == 5)) dateString+="清明节";
if ((month == 5) && (date == 1)) dateString+="国际劳动节"
if ((month == 5) && (date == 4)) dateString+="青年节"
if ((month == 6) && (date == 1)) dateString+="国际儿童节"
if ((month == 8) && (date == 1)) dateString+="建军节"
if ((month == 8) && (date == 16)) dateString+="七夕情人节"
if ((month == 10) && (date == 1)) dateString+="国庆节/国际音乐节/国际老人节"
if ((month == 12) && (date == 24)) dateString+="平安夜"
if ((month == 12) && (date == 25)) dateString+="圣诞节"
/*农历部分*/
let CalendarData = new Array(100)
let madd = new Array(12)
let tgString = "甲乙丙丁戊己庚辛壬癸"
let dzString = "子丑寅卯辰巳午未申酉戌亥"
let numString = "一二三四五六七八九十"
let monString = "正二三四五六七八九十冬腊"
let weekString = "日一二三四五六"
let sx = "鼠牛虎兔龙蛇马羊猴鸡狗猪"
let 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])
let total, m, n, k
let isEnd = false
let 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() {
let tmp = ""
tmp += tgString.charAt((cYear - 4) % 10)
tmp += dzString.charAt((cYear - 4) % 12)
tmp += "("
tmp += sx.charAt((cYear - 4) % 12)
tmp += ")年 "
if (cMonth < 1) {
tmp += "(闰)"
tmp += monString.charAt( - cMonth - 1)
} else {
tmp += monString.charAt(cMonth - 1)
}
tmp += "月"
tmp += (cDay < 11) ? "初": ((cDay < 20) ? "十": ((cDay < 30) ? "廿": "三十"))
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()
}
}
let D = new Date()
let yy = D.getFullYear()
let mm = D.getMonth() + 1
let dd = D.getDate()
let ww = D.getDay()
let ss = parseInt(D.getTime() / 1000)
if (yy < 100) yy = "19" + yy
function showCal() {
dateString+=GetLunarDay(yy, mm, dd)
return dateString
}
console.log(showCal())