Dim MonthAdd(11), NongliData(99)
Dim curTime, curYear, curMonth, curDay
Dim i, m, n, k, isEnd, bit, TheDate
Private Sub Command1_Click()
Text2.Text = lunarDay(Text1.Text)
End Sub
Public Function lunarDay(inDay) As String
MonthAdd(0) = 0
MonthAdd(1) = 31
MonthAdd(2) = 59
MonthAdd(3) = 90
MonthAdd(4) = 120
MonthAdd(5) = 151
MonthAdd(6) = 181
MonthAdd(7) = 212
MonthAdd(8) = 243
MonthAdd(9) = 273
MonthAdd(10) = 304
MonthAdd(11) = 334
NongliData(0) = 2635
NongliData(1) = 333387
NongliData(2) = 1701
NongliData(3) = 1748
NongliData(4) = 267701
NongliData(5) = 694
NongliData(6) = 2391
NongliData(7) = 133423
NongliData(8) = 1175
NongliData(9) = 396438
NongliData(10) = 3402
NongliData(11) = 3749
NongliData(12) = 331177
NongliData(13) = 1453
NongliData(14) = 694
NongliData(15) = 201326
NongliData(16) = 2350
NongliData(17) = 465197
NongliData(18) = 3221
NongliData(19) = 3402
NongliData(20) = 400202
NongliData(21) = 2901
NongliData(22) = 1386
NongliData(23) = 267611
NongliData(24) = 605
NongliData(25) = 2349
NongliData(26) = 137515
NongliData(27) = 2709
NongliData(28) = 464533
NongliData(29) = 1738
NongliData(30) = 2901
NongliData(31) = 330421
NongliData(32) = 1242
NongliData(33) = 2651
NongliData(34) = 199255
NongliData(35) = 1323
NongliData(36) = 529706
NongliData(37) = 3733
NongliData(38) = 1706
NongliData(39) = 398762
NongliData(40) = 2741
NongliData(41) = 1206
NongliData(42) = 267438
NongliData(43) = 2647
NongliData(44) = 1318
NongliData(45) = 204070
NongliData(46) = 3477
NongliData(47) = 461653
NongliData(48) = 1386
NongliData(49) = 2413
NongliData(50) = 330077
NongliData(51) = 1197
NongliData(52) = 2637
NongliData(53) = 268877
NongliData(54) = 3365
NongliData(55) = 531109
NongliData(56) = 2900
NongliData(57) = 2922
NongliData(58) = 398042
NongliData(59) = 2395
NongliData(60) = 1179
NongliData(61) = 267415
NongliData(62) = 2635
NongliData(63) = 661067
NongliData(64) = 1701
NongliData(65) = 1748
NongliData(66) = 398772
NongliData(67) = 2742
NongliData(68) = 2391
NongliData(69) = 330031
NongliData(70) = 1175
NongliData(71) = 1611
NongliData(72) = 200010
NongliData(73) = 3749
NongliData(74) = 527717
NongliData(75) = 1452
NongliData(76) = 2742
NongliData(77) = 332397
NongliData(78) = 2350
NongliData(79) = 3222
NongliData(80) = 268949
NongliData(81) = 3402
NongliData(82) = 3493
NongliData(83) = 133973
NongliData(84) = 1386
NongliData(85) = 464219
NongliData(86) = 605
NongliData(87) = 2349
NongliData(88) = 334123
NongliData(89) = 2709
NongliData(90) = 2890
NongliData(91) = 267946
NongliData(92) = 2773
NongliData(93) = 592565
NongliData(94) = 1210
NongliData(95) = 2651
NongliData(96) = 395863
NongliData(97) = 1323
NongliData(98) = 2707
NongliData(99) = 265877
If inDay = "" Or Not IsDate(inDay) Then
curTime = Now()
Else
curTime = CDate(inDay)
End If
If DateDiff("d", curTime, CDate("1921-2-8")) > 0 Then
Exit Function
End If
curYear = Year(curTime)
curMonth = Month(curTime)
curDay = Day(curTime)
TheDate = (curYear - 1921) * 365 + Int((curYear - 1921) / 4) + _
curDay + MonthAdd(curMonth - 1) - 38
If ((curYear Mod 4) = 0 And curMonth > 2) Then
TheDate = TheDate + 1
End If
isEnd = 0
m = 0
'------------------------------------
Do
If (NongliData(m) < 4095) Then
k = 11
Else
k = 12
End If
n = k
'------------------------------------
Do
If (n < 0) Then
Exit Do
End If
bit = NongliData(m)
For i = 1 To n Step 1
bit = Int(bit / 2)
Next
bit = bit Mod 2
If (TheDate <= 29 + bit) Then
isEnd = 1
Exit Do
End If
TheDate = TheDate - 29 - bit
n = n - 1
Loop
'------------------------------------
If (isEnd = 1) Then
Exit Do
End If
m = m + 1
Loop
'------------------------------------
curYear = 1921 + m
curMonth = k - n + 1
curDay = TheDate
If (k = 12) Then
If (curMonth = (Int(NongliData(m) / 65536) + 1)) Then
curMonth = 1 - curMonth
ElseIf (curMonth > (Int(NongliData(m) / 65536) + 1)) Then
curMonth = curMonth - 1
End If
End If
lunarDay = curYear & "/" & curMonth & "/" & curDay
End Function