本ページには広告が含まれています。
引数に指定した日付から旧暦を求めます。
- 構文
- getKyureki( year, month, day )
- 引数
- year 必須
- 年
- month 必須
- 月
- day 必須
- 日
- 戻り値
- 旧暦を格納した配列(0 : 年, 1 : 月, 2 : 日)
プログラム
//////////////////////////////////////////////////
// 【引数】
// year : 年
// month : 月
// day : 日
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION getKyureki(year, month, day)
DIM tm = YMDToJD(year, month, day, 0, 0, 0)
DIM chu[-1] // n*2︰ユリウス日、n*2+1︰Δλsun0、n=0,1,2
DIM tmp
tmp = nishiNibun(tm)
FOR n = 0 TO UBound(tmp)
arrayPush(chu, tmp[n])
NEXT
// 中気の計算 3回 chu[n]︰n+1回目
FOR n = 0 TO 2
tmp = chuki(chu[n*2] + 32)
FOR n = 0 TO UBound(tmp)
arrayPush(chu, tmp[n])
NEXT
NEXT
DIM saku[5]
saku[0] = saku(chu[0])
// 朔の計算
FOR n = 1 TO 4
saku[n] = saku(saku[n-1] + 30)
IFB ABS(INT(saku[n-1]) - INT(saku[n])) <= 26 THEN
saku[n] = saku(saku[n-1] + 35)
ENDIF
NEXT
// 朔の修正
SELECT TRUE
CASE saku[1] <= INT(chu[0*2+0])
SHIFTARRAY(saku, -1)
saku[4] = saku(saku[3] + 35)
CASE saku[0] > INT(chu[0*2+0])
SHIFTARRAY(saku, 1)
saku[0] = saku(saku[0] - 27)
SELEND
DIM kyureki[3] // 0︰年、1︰閏月、2︰月、3︰日
// 閏月検索
DIM flg = FALSE
IF INT(saku[4]) <= INT(chu[3*2+0]) THEN flg = TRUE
DIM m[4][2]
m[0][0] = INT(chu[0*2+1]/30) + 2
IF m[0][1] > 12 THEN m[0][0] = m[0][0] - 12
m[0][2] = INT(saku[0*0+0])
m[0][1] = ""
FOR n = 1 TO 4
IFB flg = TRUE AND n <> 1 THEN
IFB INT(chu[(n-1)*2+0]) <= INT(saku[n-1]) OR INT(chu[(n-1)*2+0]) >= INT(saku[n]) THEN
m[n-1][0] = m[n-2][0]
m[n-1][1] = "閏"
m[n-1][2] = INT(saku[n-1])
flg = FALSE
ENDIF
ENDIF
m[n][0] = m[n-1][0] + 1
IF m[n][0] > 12 THEN m[n][0] = m[n][0] - 12
m[n][2] = INT(saku[n])
m[n][1] = ""
NEXT
DIM state = 0
FOR n = 0 TO 4
IFB INT(tm) < INT(m[n][2]) THEN
state = 1
BREAK
ELSEIF INT(tm) = INT(m[n][2]) THEN
state = 2
BREAK
ENDIF
NEXT
IF state = 0 OR state = 1 THEN n = n - 1
DIM kyureki[3]
kyureki[1] = m[n][1]
kyureki[2] = m[n][0]
kyureki[3] = INT(tm) - INT(m[n][2]) + 1
d = JDToYMD(tm)
kyureki[0] = d[0]
IF kyureki[2] > 9 AND kyureki[2] > d[1] THEN kyureki[0] = kyureki[0] - 1
RESULT = SLICE(kyureki)
FEND
//////////////////////////////////////////////////
// 【引数】
// array : 要素を追加する配列(参照引数)
// values : 追加する要素をvalue1から指定
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION arrayPush(var array[], value1 = EMPTY, value2 = EMPTY, value3 = EMPTY, value4 = EMPTY, value5 = EMPTY, value6 = EMPTY, value7 = EMPTY, value8 = EMPTY, value9 = EMPTY, value10 = EMPTY, value11 = EMPTY, value12 = EMPTY, value13 = EMPTY, value14 = EMPTY, value15 = EMPTY, value16 = EMPTY)
DIM i = 1
WHILE EVAL("value" + i) <> EMPTY
DIM res = RESIZE(array, UBound(array) + 1)
array[res] = EVAL("value" + i)
i = i + 1
WEND
RESULT = LENGTH(array)
FEND
//////////////////////////////////////////////////
// 【引数】
// JD : ユリウス日
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION chuki(JD)
JD = JD - 9/24
DIM t = (JD + 0.5 - 2451545) / 36525
DIM λsun = longitudeSun(t)
DIM λsun0 = 30 * INT(λsun/30)
REPEAT
t = (JD + 0.5 - 2451545) / 36525
λsun = longitudeSun(t)
DIM Δλ = λsun - λsun0
SELECT TRUE
CASE Δλ > 180
Δλ = Δλ - 360
CASE Δλ < -180
Δλ = Δλ + 180
SELEND
DIM Δt = Δλ * 365.2 / 360
JD = JD - Δt
UNTIL Δt <= 1/86400
JD = JD + 9/24
DIM arr[1] = JD, λsun
RESULT = SLICE(arr)
FEND
//////////////////////////////////////////////////
// 【引数】
// deg : 角度(度数法)
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION degToRad(deg)
RESULT = deg * (3.14159265358979 / 180)
FEND
//////////////////////////////////////////////////
// 【引数】
// JD : ユリウス日
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION JDToYMD(JD)
DIM x0 = INT(JD + 68570)
DIM x1 = INT(x0 / 36524.25)
DIM x2 = x0 - INT(36524.25 * x1 + 0.75)
DIM x3 = INT((x2 + 1) / 365.2425)
DIM x4 = x2 - INT(365.25 * x3) + 31
DIM x5 = INT(INT(x4) / 30.59)
DIM x6 = INT(INT(x5) / 11)
DIM t2 = x4 - INT(30.59 * x5)
DIM t1 = x5 - 12 * x6 + 2
DIM t0 = 100 * (x1 - 49) + x3 + x6
IFB t1 = 2 AND t2 > 28 THEN
SELECT TRUE
CASE t0 MOD 100 = 0 AND t0 MOD 400 = 0
t2 = 29
CASE t0 MOD 4 = 0
t2 = 29
DEFAULT
t2 = 28
SELEND
ENDIF
DIM tm = 86400 * (JD - INT(JD))
DIM t3 = INT(tm / 3600)
DIM t4 = INT((tm - 3600 * t3) / 60)
DIM t5 = INT(tm - 3600 * t3 - 60 * t4)
DIM t[] = t0, t1, t2, t3, t4, t5
RESULT = SLICE(t)
FEND
//////////////////////////////////////////////////
// 【引数】
// JC : ユリウス世紀
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION longitudeMoon(JC)
DIM A[63] = 0.0003, 0.0003, 0.0003, 0.0003, 0.0003, 0.0003, 0.0003, 0.0004, 0.0004, 0.0005, 0.0005, 0.0005, 0.0006, 0.0006, 0.0007, 0.0007, 0.0007, 0.0007, 0.0008, 0.0009, 0.0011, 0.0012, 0.0016, 0.0018, 0.0021, 0.0021, 0.0021, 0.0022, 0.0023, 0.0024, 0.0026, 0.0027, 0.0028, 0.0037, 0.0038, 0.004, 0.004, 0.004, 0.005, 0.0052, 0.0068, 0.0079, 0.0085, 0.01, 0.0107, 0.011, 0.0125, 0.0154, 0.0304, 0.0347, 0.0409, 0.0458, 0.0533, 0.0571, 0.0588, 0.1144, 0.1851, 0.2136, 0.6583, 1.274, 6.2888, 481267.8809 * JC, 218.3162
DIM k[63] = 2322131, 4067, 549197, 1808933, 349472, 381404, 958465, 12006, 39871, 509131, 1745069, 1908795, 2258267, 111869, 27864, 485333, 405201, 790672, 1403732, 858602, 1920802, 1267871, 1856938, 401329, 341337, 71998, 990397, 818536, 922466, 99863, 1379739, 918399, 1934, 541062, 1781068, 133, 1844932, 1331734, 481266, 31932, 926533, 449334, 826671, 1431597, 1303870, 489205, 1443603, 75870, 513197.9, 445267.1, 441199.8, 854535.2, 1367733.1, 377336.3, 63863.5, 966404, 35999, 954397.7, 890534.2, 413335.3, 477198.9, 0, 0
DIM θ0[63] = 191, 70, 220, 58, 337, 354, 340, 187, 223, 242, 24, 90, 156, 38, 127, 186, 50, 114, 98, 129, 186, 249, 152, 274, 16, 85, 357, 151, 163, 122, 17, 182, 145, 259, 21, 29, 56, 283, 205, 107, 323, 188, 111, 315, 246, 142, 52, 41, 222.5, 27.9, 47.4, 148.2, 280.7, 13.2, 124.2, 276.5, 87.53, 179.93, 145.7, 10.74, 44.963, 0, 0
DIM λmoon[63]
FOR n = 0 TO 60
DIM ang = normalizeAngle(k[n] * JC + θ0[n])
λmoon[n] = A[n] * COS(degToRad(ang))
NEXT
λmoon[61] = normalizeAngle(A[61])
λmoon[62] = normalizeAngle(A[62])
RESULT = normalizeAngle(CALCARRAY(λmoon, CALC_ADD))
FEND
//////////////////////////////////////////////////
// 【引数】
// JC : ユリウス世紀
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION longitudeSun(JC)
DIM A[18] = 0.0004, 0.0004, 0.0005, 0.0005, 0.0006, 0.0007, 0.0007, 0.0007, 0.0013, 0.0015, 0.0018, 0.0018, 0.0020, 0.0200, -0.0048*JC, 1.9147, 36000.7695*JC, 280.4659
DIM k[18] = 31557.0, 29930.0, 2281.0, 155.0, 33718.0, 9038.0, 3035.0, 65929.0, 22519.0, 45038.0, 445267.0, 19.0, 32964.0, 71998.1, 35999.05, 35999.05, 0, 0
DIM θ0[18] = 161.0, 48.0, 221.0, 118.0, 316.0, 64.0, 110.0, 45.0, 352.0, 254.0, 208.0, 159.0, 158.0, 265.1, 267.52, 267.52, 0, 0
DIM λsun[18]
FOR n = 0 TO 15
DIM ang = normalizeAngle(k[n] * JC + θ0[n])
λsun[n] = A[n] * COS(degToRad(ang))
NEXT
λsun[16] = normalizeAngle(A[16])
λsun[17] = normalizeAngle(A[17])
RESULT = normalizeAngle(CALCARRAY(λsun, CALC_ADD))
FEND
//////////////////////////////////////////////////
// 【引数】
// JD : ユリウス日
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION nishiNibun(JD)
// ユリウス日を力学時に変換
DIM TD = JD - 9/24
DIM n = 1
REPEAT
// 力学時をユリウス世紀に変換
DIM JC = (TD + 0.5 - 2451545) / 36525
DIM λsun = longitudeSun(JC)
IF n = 1 THEN DIM λsun0 = INT(λsun / 90) * 90
DIM Δλ = λsun - λsun0
SELECT TRUE
CASE Δλ > 180
Δλ = Δλ - 360
CASE Δλ < -180
Δλ = Δλ + 180
SELEND
DIM Δt = Δλ * (365.2/360)
TD = TD - Δt
n = n + 1
UNTIL ABS(Δt) <= 1/86400
DIM arr[1]
arr[0] = TD + 9/24
arr[1] = λsun0
RESULT = SLICE(arr)
FEND
//////////////////////////////////////////////////
// 【引数】
// deg : 度数法
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION normalizeAngle(deg)
SELECT TRUE
CASE deg >= 360
deg = deg - INT(deg / 360) * 360
CASE deg < 0
deg = deg + INT(ABS(deg / 360) + 1) * 360
SELEND
RESULT = deg
FEND
//////////////////////////////////////////////////
// 【引数】
// JD : ユリウス日
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION saku(JD)
DIM lc = 1 // loop counter
DIM JD1 = INT(JD)
DIM JD2 = JD - JD1
JD2 = JD2 - 9/24
DIM Δt1 = 0
DIM Δt2 = 1
WHILE ABS(Δt1+Δt2) > 1/86400
DIM JC = (JD2 + 0.5) / 36525
JC = JC + (JD1 - 2451545) / 36525
DIM λsun = longitudeSun(JC)
DIM λmoon = longitudeMoon(JC)
DIM Δλ = λmoon - λsun
SELECT TRUE
CASE lc = 1 AND Δλ < 0
Δλ = normalizeAngle(Δλ)
CASE λsun >= 0 AND λsun <= 20 AND λmoon >= 300
Δλ = normalizeAngle(Δλ)
Δλ = 360 - Δλ
CASE ABS(Δλ) > 40
Δλ = normalizeAngle(Δλ)
SELEND
Δt1 = INT(Δλ * 29.530589 / 360)
Δt2 = Δλ * 29.530589 / 360
Δt2 = Δt2 - Δt1
JD1 = JD1 - Δt1
JD2 = JD2 - Δt2
IFB JD2 < 0 THEN
JD2 = JD2 + 1
JD1 = JD1 - 1
ENDIF
IFB lc = 15 AND ABS(Δt1+Δt2) > 1/86400 THEN
JD1 = INT(JD - 26)
JD2 = 0
ELSEIF lc > 30 AND ABS(Δt1+Δt2) > 1/86400
JD1 = JD
JD2 = 0
ENDIF
lc = lc + 1
WEND
RESULT = JD1 + JD2 + 9/24
FEND
//////////////////////////////////////////////////
// 【引数】
// inputs : 繰り返す文字列
// multiplier : inputsを繰り返す回数
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION strRepeat(inputs, multiplier)
DIM res = ""
FOR n = 1 TO multiplier
res = res + inputs
NEXT
RESULT = res
FEND
//////////////////////////////////////////////////
// 【引数】
// arrayname : 上限値を求める配列の名前
// dimension : 返す次元を示す整数
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION UBound(arrayname[], dimension = 1)
RESULT = EVAL("RESIZE(arrayname" + strRepeat("[0]", dimension - 1) + ")")
FEND
//////////////////////////////////////////////////
// 【引数】
// year : 年
// month : 月
// day : 日
// hour : 時
// minute : 分
// second : 秒
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION YMDToJD(year, month, day, hour = 0, minute = 0, second = 0)
year = VAL(year); month = VAL(month); day = VAL(day);
hour = VAL(hour); minute = VAL(minute); second = VAL(second)
IFB month < 3 THEN
year = year - 1
month = month + 12
ENDIF
DIM JD = INT(year * 365.25)
JD = JD + INT(year / 400)
JD = JD - INT(year / 100)
JD = JD + INT((month - 2) * 30.59)
JD = JD + 1721088
JD = JD + day
DIM t = second / 3600
t = t + minute / 60
t = t + hour
t = t / 24
JD = JD + t
RESULT = JD
FEND
旧暦
ここでいう旧暦とは、現在使われているグレゴリオ暦の一つ前の天保暦のことです。天保15年1月1日(1844年2月18日)から明治5年12月2日(1872年12月31日)まで約29年間使用された。
季節 | 月 | 二十四節気 | 太陽黄経 |
---|---|---|---|
春 | 1月節 | 立春 | 315度 |
1月中 | 雨水 | 330度 | |
2月節 | 啓蟄 | 345度 | |
2月中 | 春分 | 0度 | |
3月節 | 清明 | 15度 | |
3月中 | 穀雨 | 30度 | |
夏 | 4月節 | 立夏 | 45度 |
4月中 | 小満 | 60度 | |
5月節 | 芒種 | 75度 | |
5月中 | 夏至 | 90度 | |
6月節 | 小暑 | 105度 | |
6月中 | 大暑 | 120度 | |
秋 | 7月節 | 立秋 | 135度 |
7月中 | 処暑 | 150度 | |
8月節 | 白露 | 165度 | |
8月中 | 秋分 | 180度 | |
9月節 | 寒露 | 195度 | |
9月中 | 霜降 | 210度 | |
冬 | 10月節 | 立冬 | 225度 |
10月中 | 小雪 | 240度 | |
11月節 | 大雪 | 255度 | |
11月中 | 冬至 | 270度 | |
12月節 | 小寒 | 285度 | |
12月中 | 大寒 | 300度 |
旧暦2033年問題
旧暦2033年問題とは、西暦2033年秋から2034年春にかけて日本の旧暦の月名が天保暦の暦法で決定できなくなる問題のことです。
プログラム実行例
旧暦を求める
2020年3月14日の旧暦を求める。
DIM d = getKyureki(2020, 3, 14)
PRINT d[0] + "/" + d[1] + d[2] + "/" + d[3]
//////////////////////////////////////////////////
// 【引数】
// array : 要素を追加する配列(参照引数)
// values : 追加する要素をvalue1から指定
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION arrayPush(var array[], value1 = EMPTY, value2 = EMPTY, value3 = EMPTY, value4 = EMPTY, value5 = EMPTY, value6 = EMPTY, value7 = EMPTY, value8 = EMPTY, value9 = EMPTY, value10 = EMPTY, value11 = EMPTY, value12 = EMPTY, value13 = EMPTY, value14 = EMPTY, value15 = EMPTY, value16 = EMPTY)
DIM i = 1
WHILE EVAL("value" + i) <> EMPTY
DIM res = RESIZE(array, UBound(array) + 1)
array[res] = EVAL("value" + i)
i = i + 1
WEND
RESULT = LENGTH(array)
FEND
//////////////////////////////////////////////////
// 【引数】
// JD : ユリウス日
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION chuki(JD)
JD = JD - 9/24
DIM t = (JD + 0.5 - 2451545) / 36525
DIM λsun = longitudeSun(t)
DIM λsun0 = 30 * INT(λsun/30)
REPEAT
t = (JD + 0.5 - 2451545) / 36525
λsun = longitudeSun(t)
DIM Δλ = λsun - λsun0
SELECT TRUE
CASE Δλ > 180
Δλ = Δλ - 360
CASE Δλ < -180
Δλ = Δλ + 180
SELEND
DIM Δt = Δλ * 365.2 / 360
JD = JD - Δt
UNTIL Δt <= 1/86400
JD = JD + 9/24
DIM arr[1] = JD, λsun
RESULT = SLICE(arr)
FEND
//////////////////////////////////////////////////
// 【引数】
// deg : 角度(度数法)
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION degToRad(deg)
RESULT = deg * (3.14159265358979 / 180)
FEND
//////////////////////////////////////////////////
// 【引数】
// year : 年
// month : 月
// day : 日
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION getKyureki(year, month, day)
DIM tm = YMDToJD(year, month, day, 0, 0, 0)
DIM chu[-1] // n*2︰ユリウス日、n*2+1︰Δλsun0、n=0,1,2
DIM tmp
tmp = nishiNibun(tm)
FOR n = 0 TO UBound(tmp)
arrayPush(chu, tmp[n])
NEXT
// 中気の計算 3回 chu[n]︰n+1回目
FOR n = 0 TO 2
tmp = chuki(chu[n*2] + 32)
FOR n = 0 TO UBound(tmp)
arrayPush(chu, tmp[n])
NEXT
NEXT
DIM saku[5]
saku[0] = saku(chu[0])
// 朔の計算
FOR n = 1 TO 4
saku[n] = saku(saku[n-1] + 30)
IFB ABS(INT(saku[n-1]) - INT(saku[n])) <= 26 THEN
saku[n] = saku(saku[n-1] + 35)
ENDIF
NEXT
// 朔の修正
SELECT TRUE
CASE saku[1] <= INT(chu[0*2+0])
SHIFTARRAY(saku, -1)
saku[4] = saku(saku[3] + 35)
CASE saku[0] > INT(chu[0*2+0])
SHIFTARRAY(saku, 1)
saku[0] = saku(saku[0] - 27)
SELEND
DIM kyureki[3] // 0︰年、1︰閏月、2︰月、3︰日
// 閏月検索
DIM flg = FALSE
IF INT(saku[4]) <= INT(chu[3*2+0]) THEN flg = TRUE
DIM m[4][2]
m[0][0] = INT(chu[0*2+1]/30) + 2
IF m[0][1] > 12 THEN m[0][0] = m[0][0] - 12
m[0][2] = INT(saku[0*0+0])
m[0][1] = ""
FOR n = 1 TO 4
IFB flg = TRUE AND n <> 1 THEN
IFB INT(chu[(n-1)*2+0]) <= INT(saku[n-1]) OR INT(chu[(n-1)*2+0]) >= INT(saku[n]) THEN
m[n-1][0] = m[n-2][0]
m[n-1][1] = "閏"
m[n-1][2] = INT(saku[n-1])
flg = FALSE
ENDIF
ENDIF
m[n][0] = m[n-1][0] + 1
IF m[n][0] > 12 THEN m[n][0] = m[n][0] - 12
m[n][2] = INT(saku[n])
m[n][1] = ""
NEXT
DIM state = 0
FOR n = 0 TO 4
IFB INT(tm) < INT(m[n][2]) THEN
state = 1
BREAK
ELSEIF INT(tm) = INT(m[n][2]) THEN
state = 2
BREAK
ENDIF
NEXT
IF state = 0 OR state = 1 THEN n = n - 1
DIM kyureki[3]
kyureki[1] = m[n][1]
kyureki[2] = m[n][0]
kyureki[3] = INT(tm) - INT(m[n][2]) + 1
d = JDToYMD(tm)
kyureki[0] = d[0]
IF kyureki[2] > 9 AND kyureki[2] > d[1] THEN kyureki[0] = kyureki[0] - 1
RESULT = SLICE(kyureki)
FEND
//////////////////////////////////////////////////
// 【引数】
// JD : ユリウス日
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION JDToYMD(JD)
DIM x0 = INT(JD + 68570)
DIM x1 = INT(x0 / 36524.25)
DIM x2 = x0 - INT(36524.25 * x1 + 0.75)
DIM x3 = INT((x2 + 1) / 365.2425)
DIM x4 = x2 - INT(365.25 * x3) + 31
DIM x5 = INT(INT(x4) / 30.59)
DIM x6 = INT(INT(x5) / 11)
DIM t2 = x4 - INT(30.59 * x5)
DIM t1 = x5 - 12 * x6 + 2
DIM t0 = 100 * (x1 - 49) + x3 + x6
IFB t1 = 2 AND t2 > 28 THEN
SELECT TRUE
CASE t0 MOD 100 = 0 AND t0 MOD 400 = 0
t2 = 29
CASE t0 MOD 4 = 0
t2 = 29
DEFAULT
t2 = 28
SELEND
ENDIF
DIM tm = 86400 * (JD - INT(JD))
DIM t3 = INT(tm / 3600)
DIM t4 = INT((tm - 3600 * t3) / 60)
DIM t5 = INT(tm - 3600 * t3 - 60 * t4)
DIM t[] = t0, t1, t2, t3, t4, t5
RESULT = SLICE(t)
FEND
//////////////////////////////////////////////////
// 【引数】
// JC : ユリウス世紀
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION longitudeMoon(JC)
DIM A[63] = 0.0003, 0.0003, 0.0003, 0.0003, 0.0003, 0.0003, 0.0003, 0.0004, 0.0004, 0.0005, 0.0005, 0.0005, 0.0006, 0.0006, 0.0007, 0.0007, 0.0007, 0.0007, 0.0008, 0.0009, 0.0011, 0.0012, 0.0016, 0.0018, 0.0021, 0.0021, 0.0021, 0.0022, 0.0023, 0.0024, 0.0026, 0.0027, 0.0028, 0.0037, 0.0038, 0.004, 0.004, 0.004, 0.005, 0.0052, 0.0068, 0.0079, 0.0085, 0.01, 0.0107, 0.011, 0.0125, 0.0154, 0.0304, 0.0347, 0.0409, 0.0458, 0.0533, 0.0571, 0.0588, 0.1144, 0.1851, 0.2136, 0.6583, 1.274, 6.2888, 481267.8809 * JC, 218.3162
DIM k[63] = 2322131, 4067, 549197, 1808933, 349472, 381404, 958465, 12006, 39871, 509131, 1745069, 1908795, 2258267, 111869, 27864, 485333, 405201, 790672, 1403732, 858602, 1920802, 1267871, 1856938, 401329, 341337, 71998, 990397, 818536, 922466, 99863, 1379739, 918399, 1934, 541062, 1781068, 133, 1844932, 1331734, 481266, 31932, 926533, 449334, 826671, 1431597, 1303870, 489205, 1443603, 75870, 513197.9, 445267.1, 441199.8, 854535.2, 1367733.1, 377336.3, 63863.5, 966404, 35999, 954397.7, 890534.2, 413335.3, 477198.9, 0, 0
DIM θ0[63] = 191, 70, 220, 58, 337, 354, 340, 187, 223, 242, 24, 90, 156, 38, 127, 186, 50, 114, 98, 129, 186, 249, 152, 274, 16, 85, 357, 151, 163, 122, 17, 182, 145, 259, 21, 29, 56, 283, 205, 107, 323, 188, 111, 315, 246, 142, 52, 41, 222.5, 27.9, 47.4, 148.2, 280.7, 13.2, 124.2, 276.5, 87.53, 179.93, 145.7, 10.74, 44.963, 0, 0
DIM λmoon[63]
FOR n = 0 TO 60
DIM ang = normalizeAngle(k[n] * JC + θ0[n])
λmoon[n] = A[n] * COS(degToRad(ang))
NEXT
λmoon[61] = normalizeAngle(A[61])
λmoon[62] = normalizeAngle(A[62])
RESULT = normalizeAngle(CALCARRAY(λmoon, CALC_ADD))
FEND
//////////////////////////////////////////////////
// 【引数】
// JC : ユリウス世紀
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION longitudeSun(JC)
DIM A[18] = 0.0004, 0.0004, 0.0005, 0.0005, 0.0006, 0.0007, 0.0007, 0.0007, 0.0013, 0.0015, 0.0018, 0.0018, 0.0020, 0.0200, -0.0048*JC, 1.9147, 36000.7695*JC, 280.4659
DIM k[18] = 31557.0, 29930.0, 2281.0, 155.0, 33718.0, 9038.0, 3035.0, 65929.0, 22519.0, 45038.0, 445267.0, 19.0, 32964.0, 71998.1, 35999.05, 35999.05, 0, 0
DIM θ0[18] = 161.0, 48.0, 221.0, 118.0, 316.0, 64.0, 110.0, 45.0, 352.0, 254.0, 208.0, 159.0, 158.0, 265.1, 267.52, 267.52, 0, 0
DIM λsun[18]
FOR n = 0 TO 15
DIM ang = normalizeAngle(k[n] * JC + θ0[n])
λsun[n] = A[n] * COS(degToRad(ang))
NEXT
λsun[16] = normalizeAngle(A[16])
λsun[17] = normalizeAngle(A[17])
RESULT = normalizeAngle(CALCARRAY(λsun, CALC_ADD))
FEND
//////////////////////////////////////////////////
// 【引数】
// JD : ユリウス日
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION nishiNibun(JD)
// ユリウス日を力学時に変換
DIM TD = JD - 9/24
DIM n = 1
REPEAT
// 力学時をユリウス世紀に変換
DIM JC = (TD + 0.5 - 2451545) / 36525
DIM λsun = longitudeSun(JC)
IF n = 1 THEN DIM λsun0 = INT(λsun / 90) * 90
DIM Δλ = λsun - λsun0
SELECT TRUE
CASE Δλ > 180
Δλ = Δλ - 360
CASE Δλ < -180
Δλ = Δλ + 180
SELEND
DIM Δt = Δλ * (365.2/360)
TD = TD - Δt
n = n + 1
UNTIL ABS(Δt) <= 1/86400
DIM arr[1]
arr[0] = TD + 9/24
arr[1] = λsun0
RESULT = SLICE(arr)
FEND
//////////////////////////////////////////////////
// 【引数】
// deg : 度数法
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION normalizeAngle(deg)
SELECT TRUE
CASE deg >= 360
deg = deg - INT(deg / 360) * 360
CASE deg < 0
deg = deg + INT(ABS(deg / 360) + 1) * 360
SELEND
RESULT = deg
FEND
//////////////////////////////////////////////////
// 【引数】
// JD : ユリウス日
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION saku(JD)
DIM lc = 1 // loop counter
DIM JD1 = INT(JD)
DIM JD2 = JD - JD1
JD2 = JD2 - 9/24
DIM Δt1 = 0
DIM Δt2 = 1
WHILE ABS(Δt1+Δt2) > 1/86400
DIM JC = (JD2 + 0.5) / 36525
JC = JC + (JD1 - 2451545) / 36525
DIM λsun = longitudeSun(JC)
DIM λmoon = longitudeMoon(JC)
DIM Δλ = λmoon - λsun
SELECT TRUE
CASE lc = 1 AND Δλ < 0
Δλ = normalizeAngle(Δλ)
CASE λsun >= 0 AND λsun <= 20 AND λmoon >= 300
Δλ = normalizeAngle(Δλ)
Δλ = 360 - Δλ
CASE ABS(Δλ) > 40
Δλ = normalizeAngle(Δλ)
SELEND
Δt1 = INT(Δλ * 29.530589 / 360)
Δt2 = Δλ * 29.530589 / 360
Δt2 = Δt2 - Δt1
JD1 = JD1 - Δt1
JD2 = JD2 - Δt2
IFB JD2 < 0 THEN
JD2 = JD2 + 1
JD1 = JD1 - 1
ENDIF
IFB lc = 15 AND ABS(Δt1+Δt2) > 1/86400 THEN
JD1 = INT(JD - 26)
JD2 = 0
ELSEIF lc > 30 AND ABS(Δt1+Δt2) > 1/86400
JD1 = JD
JD2 = 0
ENDIF
lc = lc + 1
WEND
RESULT = JD1 + JD2 + 9/24
FEND
//////////////////////////////////////////////////
// 【引数】
// inputs : 繰り返す文字列
// multiplier : inputsを繰り返す回数
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION strRepeat(inputs, multiplier)
DIM res = ""
FOR n = 1 TO multiplier
res = res + inputs
NEXT
RESULT = res
FEND
//////////////////////////////////////////////////
// 【引数】
// arrayname : 上限値を求める配列の名前
// dimension : 返す次元を示す整数
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION UBound(arrayname[], dimension = 1)
RESULT = EVAL("RESIZE(arrayname" + strRepeat("[0]", dimension - 1) + ")")
FEND
//////////////////////////////////////////////////
// 【引数】
// year : 年
// month : 月
// day : 日
// hour : 時
// minute : 分
// second : 秒
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION YMDToJD(year, month, day, hour = 0, minute = 0, second = 0)
year = VAL(year); month = VAL(month); day = VAL(day);
hour = VAL(hour); minute = VAL(minute); second = VAL(second)
IFB month < 3 THEN
year = year - 1
month = month + 12
ENDIF
DIM JD = INT(year * 365.25)
JD = JD + INT(year / 400)
JD = JD - INT(year / 100)
JD = JD + INT((month - 2) * 30.59)
JD = JD + 1721088
JD = JD + day
DIM t = second / 3600
t = t + minute / 60
t = t + hour
t = t / 24
JD = JD + t
RESULT = JD
FEND
結果
2020/2/20
使用関数
今年の十五夜の日付を求める
GETTIME()
DIM year = G_TIME_YY + 1
DIM month = 1
DIM day = 1
REPEAT
DIM JD = saku(YMDToJD(year, month, day))
DIM d = JDToYMD(JD)
year = d[0]
month = d[1]
day = d[2]
DIM date = getKyureki(year, month, day)
UNTIL date[2] = 8
RESIZE(d, 2)
arrayMap("text(%val%, <#DBL>00<#DBL>)", d)
date = JOIN(d, "/")
PRINT dateAdd("d", 14, date)
//////////////////////////////////////////////////
// 【引数】
// array : 要素を追加する配列(参照引数)
// values : 追加する要素をvalue1から指定
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION arrayPush(var array[], value1 = EMPTY, value2 = EMPTY, value3 = EMPTY, value4 = EMPTY, value5 = EMPTY, value6 = EMPTY, value7 = EMPTY, value8 = EMPTY, value9 = EMPTY, value10 = EMPTY, value11 = EMPTY, value12 = EMPTY, value13 = EMPTY, value14 = EMPTY, value15 = EMPTY, value16 = EMPTY)
DIM i = 1
WHILE EVAL("value" + i) <> EMPTY
DIM res = RESIZE(array, UBound(array) + 1)
array[res] = EVAL("value" + i)
i = i + 1
WEND
RESULT = LENGTH(array)
FEND
//////////////////////////////////////////////////
// 【引数】
// JD : ユリウス日
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION chuki(JD)
JD = JD - 9/24
DIM t = (JD + 0.5 - 2451545) / 36525
DIM λsun = longitudeSun(t)
DIM λsun0 = 30 * INT(λsun/30)
REPEAT
t = (JD + 0.5 - 2451545) / 36525
λsun = longitudeSun(t)
DIM Δλ = λsun - λsun0
SELECT TRUE
CASE Δλ > 180
Δλ = Δλ - 360
CASE Δλ < -180
Δλ = Δλ + 180
SELEND
DIM Δt = Δλ * 365.2 / 360
JD = JD - Δt
UNTIL Δt <= 1/86400
JD = JD + 9/24
DIM arr[1] = JD, λsun
RESULT = SLICE(arr)
FEND
//////////////////////////////////////////////////
// 【引数】
// interval : 加算する時間間隔を表す文字列式(yyyy:年、m:月、d:日、ww:週、h:時、n:分、s:秒)
// num : dateに加算する値。未来は正、過去は負で指定
// date : 時間間隔を加算する日付
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION dateAdd(interval, num, date)
DIM year, month, day, d
GETTIME(0, date)
DIM time = G_TIME_HH2 + ":" + G_TIME_NN2 + ":" + G_TIME_SS2
SELECT interval
CASE "yyyy"
d = (G_TIME_YY + num) + "/" + G_TIME_MM2 + "/" + G_TIME_DD2
IF time <> "00:00:00" THEN d = d + " " + time
CASE "m"
IFB num > 0 THEN
year = G_TIME_YY + INT((G_TIME_MM + num) / 12)
month = REPLACE(FORMAT(((G_TIME_MM + num) MOD 12), 2), " ", "0")
ELSE
year = G_TIME_YY + CEIL((G_TIME_MM + num) / 12 - 1)
month = REPLACE(FORMAT(G_TIME_MM - (ABS(num) MOD 12), 2), " ", "0")
ENDIF
IF month = "00" THEN month = 12
day = G_TIME_DD2
d = "" + year + month + day
IFB !isDate(d) THEN
d = year + "/" + month + "/" + "01"
d = getEndOfMonth(d)
ELSE
d = year + "/" + month + "/" + day
ENDIF
IF time <> "00:00:00" THEN d = d + " " + time
CASE "d"
t = GETTIME(num, date)
d = G_TIME_YY4 + "/" + G_TIME_MM2 + "/" + G_TIME_DD2 + IIF(t MOD 86400, " " + G_TIME_HH2 + ":" + G_TIME_NN2 + ":" + G_TIME_SS2, "")
CASE "ww"
t = GETTIME(num * 7, date)
d = G_TIME_YY4 + "/" + G_TIME_MM2 + "/" + G_TIME_DD2 + IIF(t MOD 86400, " " + G_TIME_HH2 + ":" + G_TIME_NN2 + ":" + G_TIME_SS2, "")
CASE "h"
t = GETTIME(num / 24, date)
d = G_TIME_YY4 + "/" + G_TIME_MM2 + "/" + G_TIME_DD2 + IIF(t MOD 86400, " " + G_TIME_HH2 + ":" + G_TIME_NN2 + ":" + G_TIME_SS2, "")
CASE "n"
t = GETTIME(num / 1440, date)
d = G_TIME_YY4 + "/" + G_TIME_MM2 + "/" + G_TIME_DD2 + IIF(t MOD 86400, " " + G_TIME_HH2 + ":" + G_TIME_NN2 + ":" + G_TIME_SS2, "")
CASE "s"
t = GETTIME(num / 86400, date)
d = G_TIME_YY4 + "/" + G_TIME_MM2 + "/" + G_TIME_DD2 + IIF(t MOD 86400, " " + G_TIME_HH2 + ":" + G_TIME_NN2 + ":" + G_TIME_SS2, "")
SELEND
RESULT = d
FEND
//////////////////////////////////////////////////
// 【引数】
// interval : 時間単位(yyyy︰年、q:四半期、m︰月、d︰日、w:週日、ww:週、h:時、n:分、s:秒)
// date1 : 日時1
// date2 : 日時2
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION dateDiff(interval, date1, date2)
DIM y1, y2, m1, m2, d1, d2, d
SELECT interval
CASE "yyyy"
GETTIME(0, date1)
y1 = G_TIME_YY
GETTIME(0, date2)
y2 = G_TIME_YY
d = y2 - y1
CASE "q"
GETTIME(0, date1)
y1 = G_TIME_YY
m1 = G_TIME_MM
GETTIME(0, date2)
y2 = G_TIME_YY
m2 = G_TIME_MM
d = y2 * 4 + CEIL(m2/3) - (y1 * 4 + CEIL(m1/3))
CASE "m"
GETTIME(0, date1)
y1 = G_TIME_YY
m1 = G_TIME_MM
GETTIME(0, date2)
y2 = G_TIME_YY
m2 = G_TIME_MM
d = (y2 - y1) * 12 + m2 - m1
CASE "d"
d1 = GETTIME(0, date1)
d2 = GETTIME(0, date2)
d = (d2 - d1) / 86400
CASE "w"
d = INT(dateDiff("d", date1, date2) / 7)
CASE "ww"
date1 = dateAdd("d", -1 * getWeekday(date1), date1)
d = INT(dateDiff("d", date1, date2) / 7)
CASE "h"
d = dateDiff("d", date1, date2) * 24
CASE "n"
d = dateDiff("d", date1, date2) * 1440
CASE "s"
d = dateDiff("d", date1, date2) * 86400
SELEND
RESULT = d
FEND
//////////////////////////////////////////////////
// 【引数】
// deg : 角度(度数法)
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION degToRad(deg)
RESULT = deg * (3.14159265358979 / 180)
FEND
//////////////////////////////////////////////////
// 【引数】
// array : 最大公約数を求める数値を格納した配列
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION GCD(array[])
DIM c = LENGTH(array)
DIM rem = array[c-1] MOD array[c-2]
IFB rem = 0 THEN
IFB LENGTH(array) = 2 THEN
RESULT = array[c-2]
EXIT
ENDIF
RESIZE(array, c-2)
RESULT = GCD(array)
EXIT
ENDIF
array[c-1] = array[c-2]
array[c-2] = rem
RESULT = GCD(array)
FEND
//////////////////////////////////////////////////
// 【引数】
// date : 日付(”YYYYMMDD” or “YYYY/MM/DD” or “YYYY-MM-DD” or “YYYYMMDDHHNNSS” or “YYYY/MM/DD HH:NN:SS”)
// m : 第一引数の指定日からプラスマイナスm月とする
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION getEndOfMonth(date, m = 0)
date = dateAdd("m", m + 1, date)
GETTIME(0, date)
GETTIME(-G_TIME_DD, date)
RESULT = G_TIME_YY4 + "/" + G_TIME_MM2 + "/" + G_TIME_DD2
FEND
//////////////////////////////////////////////////
// 【引数】
// year : 年
// month : 月
// day : 日
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION getKyureki(year, month, day)
DIM tm = YMDToJD(year, month, day, 0, 0, 0)
DIM chu[-1] // n*2︰ユリウス日、n*2+1︰Δλsun0、n=0,1,2
DIM tmp
tmp = nishiNibun(tm)
FOR n = 0 TO UBound(tmp)
arrayPush(chu, tmp[n])
NEXT
// 中気の計算 3回 chu[n]︰n+1回目
FOR n = 0 TO 2
tmp = chuki(chu[n*2] + 32)
FOR n = 0 TO UBound(tmp)
arrayPush(chu, tmp[n])
NEXT
NEXT
DIM saku[5]
saku[0] = saku(chu[0])
// 朔の計算
FOR n = 1 TO 4
saku[n] = saku(saku[n-1] + 30)
IFB ABS(INT(saku[n-1]) - INT(saku[n])) <= 26 THEN
saku[n] = saku(saku[n-1] + 35)
ENDIF
NEXT
// 朔の修正
SELECT TRUE
CASE saku[1] <= INT(chu[0*2+0])
SHIFTARRAY(saku, -1)
saku[4] = saku(saku[3] + 35)
CASE saku[0] > INT(chu[0*2+0])
SHIFTARRAY(saku, 1)
saku[0] = saku(saku[0] - 27)
SELEND
DIM kyureki[3] // 0︰年、1︰閏月、2︰月、3︰日
// 閏月検索
DIM flg = FALSE
IF INT(saku[4]) <= INT(chu[3*2+0]) THEN flg = TRUE
DIM m[4][2]
m[0][0] = INT(chu[0*2+1]/30) + 2
IF m[0][1] > 12 THEN m[0][0] = m[0][0] - 12
m[0][2] = INT(saku[0*0+0])
m[0][1] = ""
FOR n = 1 TO 4
IFB flg = TRUE AND n <> 1 THEN
IFB INT(chu[(n-1)*2+0]) <= INT(saku[n-1]) OR INT(chu[(n-1)*2+0]) >= INT(saku[n]) THEN
m[n-1][0] = m[n-2][0]
m[n-1][1] = "閏"
m[n-1][2] = INT(saku[n-1])
flg = FALSE
ENDIF
ENDIF
m[n][0] = m[n-1][0] + 1
IF m[n][0] > 12 THEN m[n][0] = m[n][0] - 12
m[n][2] = INT(saku[n])
m[n][1] = ""
NEXT
DIM state = 0
FOR n = 0 TO 4
IFB INT(tm) < INT(m[n][2]) THEN
state = 1
BREAK
ELSEIF INT(tm) = INT(m[n][2]) THEN
state = 2
BREAK
ENDIF
NEXT
IF state = 0 OR state = 1 THEN n = n - 1
DIM kyureki[3]
kyureki[1] = m[n][1]
kyureki[2] = m[n][0]
kyureki[3] = INT(tm) - INT(m[n][2]) + 1
d = JDToYMD(tm)
kyureki[0] = d[0]
IF kyureki[2] > 9 AND kyureki[2] > d[1] THEN kyureki[0] = kyureki[0] - 1
RESULT = SLICE(kyureki)
FEND
//////////////////////////////////////////////////
// 【引数】
// date : 日付文字列(”YYYYMMDD” or “YYYY/MM/DD” or “YYYY-MM-DD” or “YYYYMMDDHHNNSS” or “YYYY/MM/DD HH:NN:SS”)もしくはシリアル値
// type : 取得する曜日番号の種類を示す0〜3または11〜17の値。1と17は日曜日を1、2と11は月曜日を1とカウントします。11以降はExcel2010で追加された値で、互換性を保つために重複した値があります。
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION getWeekday(date, type = 1)
IF VARTYPE(date) <> 258 THEN date = text(date, "yyyy/mm/dd")
GETTIME(0, date)
DIM w = G_TIME_WW
SELECT TRUE
CASE type = 0
RESULT = w
CASE type = 1
RESULT = w + 1
CASE type = 2
RESULT = IIF(w=0, 7, w)
CASE type = 3
RESULT = (w+6) MOD 7
CASE type >= 11
RESULT = ((getWeekday(date, 2) + 17 - type) MOD 7) + 1
SELEND
FEND
//////////////////////////////////////////////////
// 【引数】
// serial : シリアル値もしくは時刻文字列
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION Hour(serial)
IF VARTYPE(serial) = 258 THEN serial = timeValue(serial)
RESULT = INT(serial * 24) MOD 24
FEND
//////////////////////////////////////////////////
// 【引数】
// expr : 評価する式
// truepart : 評価した式がTrueのときに返す値
// falsepart : 評価した式がFalseのときに返す値
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION IIF(expr, truepart, falsepart)
IFB EVAL(expr) THEN
RESULT = truepart
ELSE
RESULT = falsepart
ENDIF
FEND
//////////////////////////////////////////////////
// 【引数】
// date : 存在するかを調べる日付文字列。YYYYMMDD or YYYY/MM/DD or YYYY-MM-DDのいずれかの形式。
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION isDate(date)
TRY
GETTIME(0, date)
RESULT = TRUE
EXCEPT
RESULT = FALSE
ENDTRY
FEND
//////////////////////////////////////////////////
// 【引数】
// JD : ユリウス日
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION JDToYMD(JD)
DIM x0 = INT(JD + 68570)
DIM x1 = INT(x0 / 36524.25)
DIM x2 = x0 - INT(36524.25 * x1 + 0.75)
DIM x3 = INT((x2 + 1) / 365.2425)
DIM x4 = x2 - INT(365.25 * x3) + 31
DIM x5 = INT(INT(x4) / 30.59)
DIM x6 = INT(INT(x5) / 11)
DIM t2 = x4 - INT(30.59 * x5)
DIM t1 = x5 - 12 * x6 + 2
DIM t0 = 100 * (x1 - 49) + x3 + x6
IFB t1 = 2 AND t2 > 28 THEN
SELECT TRUE
CASE t0 MOD 100 = 0 AND t0 MOD 400 = 0
t2 = 29
CASE t0 MOD 4 = 0
t2 = 29
DEFAULT
t2 = 28
SELEND
ENDIF
DIM tm = 86400 * (JD - INT(JD))
DIM t3 = INT(tm / 3600)
DIM t4 = INT((tm - 3600 * t3) / 60)
DIM t5 = INT(tm - 3600 * t3 - 60 * t4)
DIM t[] = t0, t1, t2, t3, t4, t5
RESULT = SLICE(t)
FEND
//////////////////////////////////////////////////
// 【引数】
// JC : ユリウス世紀
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION longitudeMoon(JC)
DIM A[63] = 0.0003, 0.0003, 0.0003, 0.0003, 0.0003, 0.0003, 0.0003, 0.0004, 0.0004, 0.0005, 0.0005, 0.0005, 0.0006, 0.0006, 0.0007, 0.0007, 0.0007, 0.0007, 0.0008, 0.0009, 0.0011, 0.0012, 0.0016, 0.0018, 0.0021, 0.0021, 0.0021, 0.0022, 0.0023, 0.0024, 0.0026, 0.0027, 0.0028, 0.0037, 0.0038, 0.004, 0.004, 0.004, 0.005, 0.0052, 0.0068, 0.0079, 0.0085, 0.01, 0.0107, 0.011, 0.0125, 0.0154, 0.0304, 0.0347, 0.0409, 0.0458, 0.0533, 0.0571, 0.0588, 0.1144, 0.1851, 0.2136, 0.6583, 1.274, 6.2888, 481267.8809 * JC, 218.3162
DIM k[63] = 2322131, 4067, 549197, 1808933, 349472, 381404, 958465, 12006, 39871, 509131, 1745069, 1908795, 2258267, 111869, 27864, 485333, 405201, 790672, 1403732, 858602, 1920802, 1267871, 1856938, 401329, 341337, 71998, 990397, 818536, 922466, 99863, 1379739, 918399, 1934, 541062, 1781068, 133, 1844932, 1331734, 481266, 31932, 926533, 449334, 826671, 1431597, 1303870, 489205, 1443603, 75870, 513197.9, 445267.1, 441199.8, 854535.2, 1367733.1, 377336.3, 63863.5, 966404, 35999, 954397.7, 890534.2, 413335.3, 477198.9, 0, 0
DIM θ0[63] = 191, 70, 220, 58, 337, 354, 340, 187, 223, 242, 24, 90, 156, 38, 127, 186, 50, 114, 98, 129, 186, 249, 152, 274, 16, 85, 357, 151, 163, 122, 17, 182, 145, 259, 21, 29, 56, 283, 205, 107, 323, 188, 111, 315, 246, 142, 52, 41, 222.5, 27.9, 47.4, 148.2, 280.7, 13.2, 124.2, 276.5, 87.53, 179.93, 145.7, 10.74, 44.963, 0, 0
DIM λmoon[63]
FOR n = 0 TO 60
DIM ang = normalizeAngle(k[n] * JC + θ0[n])
λmoon[n] = A[n] * COS(degToRad(ang))
NEXT
λmoon[61] = normalizeAngle(A[61])
λmoon[62] = normalizeAngle(A[62])
RESULT = normalizeAngle(CALCARRAY(λmoon, CALC_ADD))
FEND
//////////////////////////////////////////////////
// 【引数】
// JC : ユリウス世紀
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION longitudeSun(JC)
DIM A[18] = 0.0004, 0.0004, 0.0005, 0.0005, 0.0006, 0.0007, 0.0007, 0.0007, 0.0013, 0.0015, 0.0018, 0.0018, 0.0020, 0.0200, -0.0048*JC, 1.9147, 36000.7695*JC, 280.4659
DIM k[18] = 31557.0, 29930.0, 2281.0, 155.0, 33718.0, 9038.0, 3035.0, 65929.0, 22519.0, 45038.0, 445267.0, 19.0, 32964.0, 71998.1, 35999.05, 35999.05, 0, 0
DIM θ0[18] = 161.0, 48.0, 221.0, 118.0, 316.0, 64.0, 110.0, 45.0, 352.0, 254.0, 208.0, 159.0, 158.0, 265.1, 267.52, 267.52, 0, 0
DIM λsun[18]
FOR n = 0 TO 15
DIM ang = normalizeAngle(k[n] * JC + θ0[n])
λsun[n] = A[n] * COS(degToRad(ang))
NEXT
λsun[16] = normalizeAngle(A[16])
λsun[17] = normalizeAngle(A[17])
RESULT = normalizeAngle(CALCARRAY(λsun, CALC_ADD))
FEND
//////////////////////////////////////////////////
// 【引数】
// JD : ユリウス日
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION nishiNibun(JD)
// ユリウス日を力学時に変換
DIM TD = JD - 9/24
DIM n = 1
REPEAT
// 力学時をユリウス世紀に変換
DIM JC = (TD + 0.5 - 2451545) / 36525
DIM λsun = longitudeSun(JC)
IF n = 1 THEN DIM λsun0 = INT(λsun / 90) * 90
DIM Δλ = λsun - λsun0
SELECT TRUE
CASE Δλ > 180
Δλ = Δλ - 360
CASE Δλ < -180
Δλ = Δλ + 180
SELEND
DIM Δt = Δλ * (365.2/360)
TD = TD - Δt
n = n + 1
UNTIL ABS(Δt) <= 1/86400
DIM arr[1]
arr[0] = TD + 9/24
arr[1] = λsun0
RESULT = SLICE(arr)
FEND
//////////////////////////////////////////////////
// 【引数】
// deg : 度数法
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION normalizeAngle(deg)
SELECT TRUE
CASE deg >= 360
deg = deg - INT(deg / 360) * 360
CASE deg < 0
deg = deg + INT(ABS(deg / 360) + 1) * 360
SELEND
RESULT = deg
FEND
//////////////////////////////////////////////////
// 【引数】
// str : 正規表現による検索の対象となる文字列
// Pattern : 正規表現で使用するパターンを設定
// IgnoreCase : 大文字・小文字を区別しない場合はTrue、区別する場合はFalse
// Global : 文字列全体を検索する場合はTrue、しない場合はFalse
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION reExecute(str, Pattern, IgnoreCase = TRUE, Global = TRUE)
DIM re = CREATEOLEOBJ("VBScript.RegExp")
re.Pattern = Pattern
re.IgnoreCase = IgnoreCase
re.Global = Global
RESULT = re.Execute(str)
FEND
//////////////////////////////////////////////////
// 【引数】
// str : 正規表現による検索の対象となる文字列
// Pattern : 正規表現で使用するパターンを設定
// IgnoreCase : 大文字・小文字を区別しない場合はTrue、区別する場合はFalse
// Global : 文字列全体を検索する場合はTrue、しない場合はFalse
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION reTest(str, Pattern, IgnoreCase = TRUE, Global = TRUE)
DIM re = CREATEOLEOBJ("VBScript.RegExp")
re.Pattern = Pattern
re.IgnoreCase = IgnoreCase
re.Global = Global
RESULT = re.Test(str)
FEND
//////////////////////////////////////////////////
// 【引数】
// JD : ユリウス日
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION saku(JD)
DIM lc = 1 // loop counter
DIM JD1 = INT(JD)
DIM JD2 = JD - JD1
JD2 = JD2 - 9/24
DIM Δt1 = 0
DIM Δt2 = 1
WHILE ABS(Δt1+Δt2) > 1/86400
DIM JC = (JD2 + 0.5) / 36525
JC = JC + (JD1 - 2451545) / 36525
DIM λsun = longitudeSun(JC)
DIM λmoon = longitudeMoon(JC)
DIM Δλ = λmoon - λsun
SELECT TRUE
CASE lc = 1 AND Δλ < 0
Δλ = normalizeAngle(Δλ)
CASE λsun >= 0 AND λsun <= 20 AND λmoon >= 300
Δλ = normalizeAngle(Δλ)
Δλ = 360 - Δλ
CASE ABS(Δλ) > 40
Δλ = normalizeAngle(Δλ)
SELEND
Δt1 = INT(Δλ * 29.530589 / 360)
Δt2 = Δλ * 29.530589 / 360
Δt2 = Δt2 - Δt1
JD1 = JD1 - Δt1
JD2 = JD2 - Δt2
IFB JD2 < 0 THEN
JD2 = JD2 + 1
JD1 = JD1 - 1
ENDIF
IFB lc = 15 AND ABS(Δt1+Δt2) > 1/86400 THEN
JD1 = INT(JD - 26)
JD2 = 0
ELSEIF lc > 30 AND ABS(Δt1+Δt2) > 1/86400
JD1 = JD
JD2 = 0
ENDIF
lc = lc + 1
WEND
RESULT = JD1 + JD2 + 9/24
FEND
//////////////////////////////////////////////////
// 【引数】
// inputs : 繰り返す文字列
// multiplier : inputsを繰り返す回数
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION strRepeat(inputs, multiplier)
DIM res = ""
FOR n = 1 TO multiplier
res = res + inputs
NEXT
RESULT = res
FEND
//////////////////////////////////////////////////
// 【引数】
// serial : シリアル値
// format : フォーマット
// 【戻り値】
//
//////////////////////////////////////////////////
//////////////////////////////////////////////////
// 【引数】
// serial : シリアル値
// format : フォーマット
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION text(serial, format, hour12 = FALSE)
HASHTBL startDate
startDate["明治"] = "1868/01/25"
startDate["大正"] = "1912/07/30"
startDate["昭和"] = "1926/12/25"
startDate["平成"] = "1989/01/08"
startDate["令和"] = "2019/05/01"
DIM baseDate = "1899/12/30"
serial = VAL(serial)
SELECT TRUE
CASE reTest(format, "\[h+\]")
Matches = reExecute(format, "\[(h+)\]")
DIM hour = iif(hour12, Hour(serial) MOD 12, Hour(serial))
RESULT = text(hour, strRepeat("0", LENGTH(Matches.Item(0).SubMatches(0))))
CASE reTest(format, "^h+$")
Matches = reExecute(format, "^(h+)$")
hour = iif(hour12, Hour(serial) MOD 12, Hour(serial))
RESULT = text(hour MOD 24, strRepeat("0", LENGTH(Matches.Item(0).SubMatches(0))))
CASE reTest(format, "\[m+\]")
Matches = reExecute(format, "\[(m+)\]")
RESULT = text(serial * 1440, strRepeat("0", LENGTH(Matches.Item(0).SubMatches(0))))
CASE format = "m"
GETTIME(serial, baseDate)
RESULT = text(G_TIME_MM, "0")
CASE format = "mm"
GETTIME(serial, baseDate)
RESULT = G_TIME_MM2
CASE format = "n"
GETTIME(serial, baseDate)
RESULT = G_TIME_NN
CASE format = "nn"
GETTIME(serial, baseDate)
RESULT = G_TIME_NN2
CASE format = "s"
GETTIME(serial, baseDate)
RESULT = text(G_TIME_SS, "0")
CASE format = "ss"
GETTIME(serial, baseDate)
RESULT = G_TIME_SS2
CASE format = "yyyy"
GETTIME(serial, baseDate)
RESULT = G_TIME_YY4
CASE format = "yy"
GETTIME(serial, baseDate)
RESULT = COPY(G_TIME_YY4, 3, 2)
CASE format = "e"
SELECT TRUE
CASE dateDiff("d", startDate["令和"], text(serial, "yyyy/mm/dd")) >= 0
RESULT = text(serial, "yyyy") - 2018
CASE dateDiff("d", startDate["平成"], text(serial, "yyyy/mm/dd")) >= 0
RESULT = text(serial, "yyyy") - 1988
CASE dateDiff("d", startDate["昭和"], text(serial, "yyyy/mm/dd")) >= 0
RESULT = text(serial, "yyyy") - 1925
CASE dateDiff("d", startDate["大正"], text(serial, "yyyy/mm/dd")) >= 0
RESULT = text(serial, "yyyy") - 1911
CASE dateDiff("d", startDate["明治"], text(serial, "yyyy/mm/dd")) >= 0
RESULT = text(serial, "yyyy") - 1867
SELEND
CASE format = "ee"
SELECT TRUE
CASE dateDiff("d", startDate["令和"], text(serial, "yyyy/mm/dd")) >= 0
RESULT = text(text(serial, "yyyy") - 2018, "00")
CASE dateDiff("d", startDate["平成"], text(serial, "yyyy/mm/dd")) >= 0
RESULT = text(text(serial, "yyyy") - 1988, "00")
CASE dateDiff("d", startDate["昭和"], text(serial, "yyyy/mm/dd")) >= 0
RESULT = text(text(serial, "yyyy") - 1925, "00")
CASE dateDiff("d", startDate["大正"], text(serial, "yyyy/mm/dd")) >= 0
RESULT = text(text(serial, "yyyy") - 1911, "00")
CASE dateDiff("d", startDate["明治"], text(serial, "yyyy/mm/dd")) >= 0
RESULT = text(text(serial, "yyyy") - 1867, "00")
SELEND
CASE format = "g"
SELECT TRUE
CASE dateDiff("d", startDate["令和"], text(serial, "yyyy/mm/dd")) >= 0; RESULT = "R"
CASE dateDiff("d", startDate["平成"], text(serial, "yyyy/mm/dd")) >= 0; RESULT = "H"
CASE dateDiff("d", startDate["昭和"], text(serial, "yyyy/mm/dd")) >= 0; RESULT = "S"
CASE dateDiff("d", startDate["大正"], text(serial, "yyyy/mm/dd")) >= 0; RESULT = "T"
CASE dateDiff("d", startDate["明治"], text(serial, "yyyy/mm/dd")) >= 0; RESULT = "M"
SELEND
CASE format = "gg"
RESULT = COPY(text(serial, "ggg"), 1, 1)
CASE format = "ggg"
SELECT TRUE
CASE dateDiff("d", startDate["令和"], text(serial, "yyyy/mm/dd")) >= 0; RESULT = "令和"
CASE dateDiff("d", startDate["平成"], text(serial, "yyyy/mm/dd")) >= 0; RESULT = "平成"
CASE dateDiff("d", startDate["昭和"], text(serial, "yyyy/mm/dd")) >= 0; RESULT = "昭和"
CASE dateDiff("d", startDate["大正"], text(serial, "yyyy/mm/dd")) >= 0; RESULT = "大正"
CASE dateDiff("d", startDate["明治"], text(serial, "yyyy/mm/dd")) >= 0; RESULT = "明治"
SELEND
CASE format = "mmmmm"
RESULT = COPY(text(serial, "mmmm"), 1, 1)
CASE format = "mmmm"
DIM month[] = "January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December"
RESULT = month[text(serial, "m") - 1]
CASE format = "mmm"
RESULT = COPY(text(serial, "mmmm"), 1, 3)
CASE format = "dd"
GETTIME(serial, baseDate)
RESULT = text(G_TIME_DD2, "00")
CASE format = "d"
GETTIME(serial, baseDate)
RESULT = text(G_TIME_DD, "0")
CASE reTest(format, "^[ad]{3,4}$")
Matches = reExecute(format, "([ad]{3,4})")
GETTIME(serial, baseDate)
DIM aaa[] = "日", "月", "火", "水", "木", "金", "土"
DIM aaaa[] = "日曜日", "月曜日", "火曜日", "水曜日", "木曜日", "金曜日", "土曜日"
DIM ddd[] = "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"
DIM dddd[] = "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday";
RESULT = EVAL(Matches.Item(0).SubMatches(0) + "[" + getWeekday(G_TIME_WW, 1) + "]")
CASE reTest(format, "(0+\.?0+)?%")
Matches = reExecute(format, "(0+\.?0+)?%")
RESULT = text(serial * 100, Matches.Item(0).SubMatches(0)) + "%"
CASE reTest(format, "^\[DBNum\d{1,4}\](.*?)$")
Matches = reExecute(format, "^\[DBNum(\d{1,4})\](.*?)$")
DIM value = VAL(Matches.Item(0).SubMatches(0))
DIM sss = text(serial, Matches.Item(0).SubMatches(1))
Matches = reExecute(sss, "(\D+)?(\d+)(\D+)?")
DIM res = ""
FOR m = 0 TO Matches.Count - 1
serial = Matches.Item(m).SubMatches(1)
SELECT value
CASE 1, 2
DIM n[][9] = "〇", "一", "二", "三", "四", "五", "六", "七", "八", "九", + _
"", "壱", "弐", "参", "四", "伍", "六", "七", "八", "九"
DIM a[][3] = "", "十", "百", "千", + _
"", "拾", "百", "阡"
DIM b[][3] = "", "万", "億", "兆", + _
"", "萬", "億", "兆"
DIM r = ""
DIM j = 0
type = value - 1
REPEAT
DIM str = ""
DIM n4 = serial MOD 10000
FOR i = LENGTH(n4) TO 1 STEP -1
s = COPY(n4, i, 1)
IFB s = 1 AND a[type][LENGTH(n4)-i] <> "" THEN
str = IIF(s, a[type][LENGTH(n4)-i], "") + str
ELSE
str = n[type][s] + IIF(s, a[type][LENGTH(n4)-i], "") + str
ENDIF
NEXT
IF str <> "" THEN r = str + b[type][j] + r
j = j + 1
serial = INT(serial / 10000)
UNTIL serial = 0
res = res + Matches.Item(m).SubMatches(0) + r + Matches.Item(m).SubMatches(2)
CASE 3
res = res + Matches.Item(m).SubMatches(0) + STRCONV(serial, SC_FULLWIDTH) + Matches.Item(m).SubMatches(2)
CASE 4
res = res + Matches.Item(m).SubMatches(0) + STRCONV(serial, SC_HALFWIDTH) + Matches.Item(m).SubMatches(2)
SELEND
NEXT
RESULT = res
CASE reTest(format, "^(.*?)(AM\/PM|am\/pm|A\/P|a\/p)(.*?)$")
Matches = reExecute(format, "^(.*?)(AM\/PM|am\/pm|A\/P|a\/p)(.*?)$")
DIM array = SPLIT(Matches.Item(0).SubMatches(1), "/")
ampm = array[IIF(serial - INT(serial) >= 0.5, 1, 0)]
hour12 = TRUE
res = ""
WITH Matches.Item(0)
res = text(serial, .SubMatches(0), hour12) + ampm + text(serial, .SubMatches(2), hour12)
ENDWITH
RESULT = res
CASE reTest(format, "([^ymdagehns]{0,})?(([ymdagehns])\3{0,})([^ymdagehns]+)?")
Matches = reExecute(format, "([^ymdagehns]{0,})?(([ymdagehns])\3{0,})([^ymdagehns]+)?")
FOR n = 0 TO Matches.Count - 1
IF n = 0 THEN res = Matches.Item(n).SubMatches(0)
NEXT
FOR n = 0 TO Matches.Count - 1
WITH Matches.Item(n)
res = res + text(serial, .SubMatches(1), hour12) + .SubMatches(3)
ENDWITH
NEXT
RESULT = res
CASE format = "0/0"
DIM separator = POS(".", serial)
DIM g = 0
IFB separator <> 0 THEN
DIM keta = LENGTH(serial)
DIM shift = POWER(10, keta - separator)
IFB shift >= POWER(10, 15) THEN
DIM position = 0
FOR i = 0 TO 14
IFB serial * POWER(10, i) - serial >= 1 THEN
position = i
BREAK
ENDIF
NEXT
tmp = serial * POWER(10, position)
FOR i = 1 TO 15
r = (tmp * POWER(10, i)) / serial - (tmp / serial)
a1 = tmp * POWER(10, i) - tmp
IF a1 = INT(a1) THEN BREAK
NEXT
DIM frac[] = a1, r
g = GCD(frac)
RESULT = (a1/g) + "/" + (r/g)
ELSE
DIM molecule = serial * shift // 分子
DIM denominator = shift // 分母
DIM nums[] = molecule, denominator
g = GCD(nums)
molecule = molecule / g
denominator = denominator / g
RESULT = molecule + "/" + denominator
ENDIF
ELSE
RESULT = serial + "/1"
ENDIF
CASE reTest(format, "(0+)\.?(0+)?") AND UBound(SPLIT(format, ".")) <= 1
Matches = reExecute(format, "(0+)\.?(0+)?")
len1 = LENGTH(Matches.Item(0).SubMatches(0))
len2 = LENGTH(Matches.Item(0).SubMatches(1))
DIM arr[] = LENGTH(INT(serial)), len1
IFB POS(".", format) THEN
RESULT = REPLACE(FORMAT(serial, CALCARRAY(arr, CALC_MAX) + len2 + 1, len2), " ", "0")
ELSE
RESULT = REPLACE(FORMAT(serial, CALCARRAY(arr, CALC_MAX)), " ", "0")
ENDIF
SELEND
FEND
//////////////////////////////////////////////////
// 【引数】
// str : 時刻文字列。hh:nn:ss AM/PM、hh:nn AM/PM、hh AM/PM、hh:nn:ss、hh:nn、hh時nn分ss秒、hh時nn分のいずれかの形式を指定。
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION timeValue(str)
DIM serial = 0
DIM Matches
DIM pattern = "(\d+)"
DIM hh = "(0?[0-9]|1[0-2])"
DIM ampm = "([AP]M|[ap]m)"
SELECT TRUE
CASE reTest(str, "\b" + hh + ":" + pattern + ":" + pattern + " " + ampm + "\b")
Matches = reExecute(str, "\b" + hh + ":" + pattern + ":" + pattern + " " + ampm + "\b")
WITH Matches.Item(0)
serial = timeValue(.SubMatches(0) + " " + .SubMatches(3)) + VAL(.SubMatches(1)) / 1440 + VAL(.SubMatches(2)) / 86400
ENDWITH
CASE reTest(str, "\b" + hh + ":" + pattern + " " + ampm + "\b")
Matches = reExecute(str, "\b" + hh + ":" + pattern + " " + ampm + "\b")
WITH Matches.Item(0)
serial = timeValue(.SubMatches(0) + " " + .SubMatches(2)) + VAL(.SubMatches(1)) / 1440
ENDWITH
CASE reTest(str, "\b" + hh + " " + ampm + "\b")
Matches = reExecute(str, "\b" + hh + " " + ampm + "\b")
WITH Matches.Item(0)
serial = VAL(.SubMatches(0) MOD 12) + IIF(reTest(.SubMatches(1), "AM|am"), 0, 12)
serial = serial / 24
ENDWITH
CASE reTest(str, "\b" + pattern + ":" + pattern + ":" + pattern + "\b")
Matches = reExecute(str, "\b" + pattern + ":" + pattern + ":" + pattern + "\b")
WITH Matches.Item(0)
serial = VAL(.SubMatches(0)) / 24 + VAL(.SubMatches(1)) / 1440 + VAL(.SubMatches(2)) / 86400
ENDWITH
CASE reTest(str, "\b" + pattern + ":" + pattern + "\b")
Matches = reExecute(str, "\b" + pattern + ":" + pattern + "\b")
WITH Matches.Item(0)
serial = VAL(.SubMatches(0)) / 24 + VAL(.SubMatches(1)) / 1440
ENDWITH
CASE reTest(str, "\b" + pattern + "時" + pattern + "分" + pattern + "秒")
Matches = reExecute(str, "\b" + pattern + "時" + pattern + "分" + pattern + "秒")
WITH Matches.Item(0)
serial = VAL(.SubMatches(0)) / 24 + VAL(.SubMatches(1)) / 1440 + VAL(.SubMatches(2)) / 86400
ENDWITH
CASE reTest(str, "\b" + pattern + "時" + pattern + "分")
Matches = reExecute(str, "\b" + pattern + "時" + pattern + "分")
WITH Matches.Item(0)
serial = VAL(.SubMatches(0)) / 24 + VAL(.SubMatches(1)) / 1440
ENDWITH
DEFAULT
serial = ERR_VALUE
SELEND
RESULT = serial - INT(serial)
FEND
//////////////////////////////////////////////////
// 【引数】
// arrayname : 上限値を求める配列の名前
// dimension : 返す次元を示す整数
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION UBound(arrayname[], dimension = 1)
RESULT = EVAL("RESIZE(arrayname" + strRepeat("[0]", dimension - 1) + ")")
FEND
//////////////////////////////////////////////////
// 【引数】
// year : 年
// month : 月
// day : 日
// hour : 時
// minute : 分
// second : 秒
// 【戻り値】
//
//////////////////////////////////////////////////
FUNCTION YMDToJD(year, month, day, hour = 0, minute = 0, second = 0)
year = VAL(year); month = VAL(month); day = VAL(day);
hour = VAL(hour); minute = VAL(minute); second = VAL(second)
IFB month < 3 THEN
year = year - 1
month = month + 12
ENDIF
DIM JD = INT(year * 365.25)
JD = JD + INT(year / 400)
JD = JD - INT(year / 100)
JD = JD + INT((month - 2) * 30.59)
JD = JD + 1721088
JD = JD + day
DIM t = second / 3600
t = t + minute / 60
t = t + hour
t = t / 24
JD = JD + t
RESULT = JD
FEND
結果
2020/10/01
使用関数
関連記事
- YMDToJD関数 (自作関数)
- YMDToJD関数は、グレゴリオ暦をユリウス日をに変換する関数です。西暦1582年10月15日以降の日時を指定してください。ユリウス日をグレゴリオ暦に変換するには、JDToYMD関数を使います。
- JDToYMD関数 (自作関数)
- ユリウス日をグレゴリオ暦に変換します。
- saku関数 (自作関数)
- 指定したユリウス日の直前の朔を求めます。
- GETTIME関数 (スクリプト関数)
- GETTIMEは日時を取得する関数です。第二引数に指定された基準日から第一引数に指定した日数を加算した値を返します。戻値は2000年1月1日からの秒数です。関数実行後特殊変数に値がセットされ、その特殊変数から日付情報を取得できます。
- getWeekdayName関数 (自作関数)
- 引数で指定した曜日番号に対応する曜日名を返します。
- getYear関数 (自作関数)
- 指定した日付から「年」を返します。
- getMonth関数 (自作関数)
- 指定した日付から「月」を返します。
- getDay関数 (自作関数)
- 指定した日付から「日」を返します。
- getWeekday関数 (自作関数)
- 引数に指定された日付から曜日番号を取得します。0:日曜〜6:土曜の範囲で値を返します。
- getEndOfMonth関数 (自作関数)
- getEndOfMonth関数は、date から m 月後の月末の日付を返す関数です。m は正の値で未来、負の値で過去になります。