'建一个Form1,然后添加一个CommandButton,贴上以下代码做测试。 Option Explicit Private Sub Command1_Click() Dim t As clsDate Dim y As Long Dim m As Long Dim d As Long Dim st As Single Dim et As Single Dim da As Date Dim j As Long Dim ret As Long Set t = New clsDate t.sInitDate 2004, 5, 18 't.lInitDate 2047, 5, 12, False Debug.Print t.lYear If t.IsLeap = False Then Debug.Print t.lMonth Else Debug.Print " 闰 " & t.lMonth End If Debug.Print t.CDayStr(t.lDay) Debug.Print t.GanZhi(t.lYear) Debug.Print t.YearAttribute(t.lYear) Debug.Print t.sYear Debug.Print t.sMonth Debug.Print t.sDay Debug.Print t.sWeekDay Debug.Print t.Era(t.sYear) Debug.Print t.Constellation(t.sMonth, t.sDay) Debug.Print "Week:" & t.wHoliday Debug.Print "Solar" & t.sHoliday Debug.Print "Lunar" & t.lHoliday Debug.Print t.lSolarTerm Set t = Nothing End Sub
'******************************************************************************************** '建一个类,类名为clsDate Option Explicit ' 作 者 的 话 ' ' clsDate本来是我在写一个软件的时候,因为需要,而且自已也想实作一个公农历的模块,因此就 ' 写了它。2003年我将它发表在CSDN上,开始没有什么人注意,但是后来发现很多人写信给我说很不错, ' 我终于了解到了它的意义。所以也就打算一直把它维护下去。 ' ' 因为我也是看到一个JSP的开源代码,我才了解它的原理,因此我也把这个小东东的源码公开了, ' 希望大家能够喜欢它。在这个类里有两个比较重要的问题需要解决,当你理解了它们,你就理解这个类 ' 1、如何在VB中初使化数组数据 ' 我采用的方式是 mydata =Array( , , , , ) ' 或许你有更好的方法,虽然我也曾经想到用资源的方案,但是我觉得用户需要将资源导来导去,在 ' 使用中会很不方便。 ' 2、VB中的位操作是如何的 ' 在1.0版中,也就是我发表在CSDN上的版本,其中需要一个Bit4VB.DLL的动态库,我是用C写的, ' 因为大家说VB是不能做位操作的,呵呵,我也没有去考虑那么多,就写了一个动态库。结果很多网友来信 ' 有很大一半是要这个DLL的。 ' 当我阅读Hardcore VB时,我才发现原来VB也是可以进行位操作的。如果计算到动态库的载入和接口处 ' 理的花费的话,其实VB来写一个位操作的函数并不比用C来写慢多少。因此我实作出mvarBitTest32这个函数 ' 在1.02中你再也不需要任何的DLL来支持这个类了。 ' ' ' ' 最后我希望你能抽一点点时间给我写一封信,让我知道你在用它。让我有信心继续维护它。 ' ' E-mail: [email protected] [email protected] ' '
' 版本预告: ' 下次我将推出 VB.net 和VB 6.0两个平台的版本。 ' 将实现 1900-2100年的公农历转换 ' 将一些方法和属性重新更名,但原有的接口将继续保持。 ' ' 版本历史: ' 更新版本请注意CSDN上的更新 ' ' ' 版本1.02 2004-4-15 ' 考虑到用动态DLL的方案并不能真正提高位操作的速度, ' 而且受到Hardcore VB 作者的启示,已实作出速度很快的VB位操作模块,因此不再使用Bit4VB.DLL ' 在这个版本中只需要一个clsDate便真正可以完成公农历的转换,不需要其它任何的模块 ' ' 版本 1.01 2004-2-10 ' 增加了可以返回星期几字样的函数,sWeekDayStr ' 原来的sWeekDay 仍继续使用,以保证其它用户 ' ' ' ' ' 注 意 事 项 ' ' /////////////////////////////////////////////////////////////////////////////// ' // // ' // // ' // 说明:本模块仅能用于1900.1.31日起至 2049.12.31日止的数据转换,否则会出错。 // ' // 或者农历1900.1.1日起至2049.12.7日止 // ' // // ' /////////////////////////////////////////////////////////////////////////////// '
Private Type SolarHolidayStruct Month As Long Day As Long Recess As Long HolidayName As String End Type
Private Type LunarHolidayStruct Month As Long Day As Long Recess As Long HolidayName As String End Type
Private Type WeekHolidayStruct Month As Long WeekAtMonth As Long WeekDay As Long HolidayName As String End Type
'保持属性值的局部变量 Private mvarsYear As Long '局部复制 Private mvarsMonth As Long '局部复制 Private mvarsDay As Long '局部复制 Private mvarlYear As Long '局部复制 Private mvarlMonth As Long '局部复制 Private mvarlDay As Long '局部复制 Private mvarIsLeap As Boolean '局部复制
'Private Declare Function BitRight32 Lib "Bit4VB.DLL" (ByVal x As Long, ByVal num As Long) As Long '此定义已不使用 '定义类内部用公用变量
Private SolarMonth As Variant Private Gan As Variant Private Zhi As Variant Private Animals As Variant Private SolarTerm As Variant Private sTermInfo As Variant Private nStr1 As Variant Private nStr2 As Variant Private MonthName As Variant Private LunarInfo(150) As Long Private LunarYearDays(150) As Long Private sHolidayInfo() As SolarHolidayStruct Private lHolidayInfo() As LunarHolidayStruct Private wHolidayInfo() As WeekHolidayStruct
Private mvarDate As Date '内部使用标准的日期变量
Private BitPower(31) As Long '0-31
'位测试 ,测试位为1 返回真 Private Function mvarBitTest32(Number As Long, Bit As Long) As Boolean If Bit < 0 Or Bit > 31 Then '不是整数位 mvarBitTest32 = False Else If Number And BitPower(Bit) Then mvarBitTest32 = True Else mvarBitTest32 = False End If End If End Function
Private Sub Class_Initialize() Dim tempArray As Variant Dim i As Long Dim b As Long Dim sFtv As Variant Dim lFtv As Variant Dim wFtv As Variant '根据VB的位计算特点,故扩充原有的数据位,将其变成32位 tempArray = Array( _ &H104BD8, &H104AE0, &H10A570, &H1054D5, &H10D260, &H10D950, &H116554, &H1056A0, &H109AD0, &H1055D2, _ &H104AE0, &H10A5B6, &H10A4D0, &H10D250, &H11D255, &H10B540, &H10D6A0, &H10ADA2, &H1095B0, &H114977, _ &H104970, &H10A4B0, &H10B4B5, &H106A50, &H106D40, &H11AB54, &H102B60, &H109570, &H1052F2, &H104970, _ &H106566, &H10D4A0, &H10EA50, &H106E95, &H105AD0, &H102B60, &H1186E3, &H1092E0, &H11C8D7, &H10C950, _ &H10D4A0, &H11D8A6, &H10B550, &H1056A0, &H11A5B4, &H1025D0, &H1092D0, &H10D2B2, &H10A950, &H10B557, _ &H106CA0, &H10B550, &H115355, &H104DA0, &H10A5D0, &H114573, &H1052D0, &H10A9A8, &H10E950, &H106AA0, _ &H10AEA6, &H10AB50, &H104B60, &H10AAE4, &H10A570, &H105260, &H10F263, &H10D950, &H105B57, &H1056A0, _ &H1096D0, &H104DD5, &H104AD0, &H10A4D0, &H10D4D4, &H10D250, &H10D558, &H10B540, &H10B5A0, &H1195A6, _ &H1095B0, &H1049B0, &H10A974, &H10A4B0, &H10B27A, &H106A50, &H106D40, &H10AF46, &H10AB60, &H109570, _ &H104AF5, &H104970, &H1064B0, &H1074A3, &H10EA50, &H106B58, &H1055C0, &H10AB60, &H1096D5, &H1092E0, _ &H10C960, &H10D954, &H10D4A0, &H10DA50, &H107552, &H1056A0, &H10ABB7, &H1025D0, &H1092D0, &H10CAB5, _ &H10A950, &H10B4A0, &H10BAA4, &H10AD50, &H1055D9, &H104BA0, &H10A5B0, &H115176, &H1052B0, &H10A930, _ &H107954, &H106AA0, &H10AD50, &H105B52, &H104B60, &H10A6E6, &H10A4E0, &H10D260, &H10EA65, &H10D530, _ &H105AA0, &H1076A3, &H1096D0, &H104BD7, &H104AD0, &H10A4D0, &H11D0B6, &H10D250, &H10D520, &H10DD45, _ &H10B5A0, &H1056D0, &H1055B2, &H1049B0, &H10A577, &H10A4B0, &H10AA50, &H11B255, &H106D20, &H10ADA0) For i = 0 To 149 LunarInfo(i) = tempArray(i) Next tempArray = Array( _ 384, 354, 355, 383, 354, 355, 384, 354, 355, 384, _ 354, 384, 354, 354, 384, 354, 355, 384, 355, 384, _ 354, 354, 384, 354, 354, 385, 354, 355, 384, 354, _ 383, 354, 355, 384, 355, 354, 384, 354, 384, 354, _ 354, 384, 355, 354, 385, 354, 354, 384, 354, 384, _ 354, 355, 384, 354, 355, 384, 354, 383, 355, 354, _ 384, 355, 354, 384, 355, 353, 384, 355, 384, 354, _ 355, 384, 354, 354, 384, 354, 384, 354, 355, 384, _ 355, 354, 384, 354, 384, 354, 354, 384, 355, 355, _ 384, 354, 354, 383, 355, 384, 354, 355, 384, 354, _ 354, 384, 354, 355, 384, 354, 385, 354, 354, 384, _ 354, 354, 384, 355, 384, 354, 355, 384, 354, 354, _ 384, 354, 355, 384, 354, 384, 354, 354, 384, 355, _ 354, 384, 355, 384, 354, 354, 384, 354, 354, 384, _ 355, 355, 384, 354, 384, 354, 354, 384, 354, 355) For i = 0 To 149 LunarYearDays(i) = tempArray(i) Next SolarMonth = Array(31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31) Gan = Array("甲", "乙", "丙", "丁", "戊", "己", "庚", "辛", "壬", "癸") Zhi = Array("子", "丑", "寅", "卯", "辰", "巳", "午", "未", "申", "酉", "戌", "亥") Animals = Array("鼠", "牛", "虎", "兔", "龙", "蛇", "马", "羊", "猴", "鸡", "狗", "猪") SolarTerm = Array("小寒", "大寒", "立春", "雨水", "惊蛰", "春分", "清明", "谷雨", "立夏", "小满", "芒种", "夏至", "小暑", "大暑", "立秋", "处暑", "白露", "秋分", "寒露", "霜降", "立冬", "小雪", "大雪", "冬至") sTermInfo = Array(0, 21208, 42467, 63836, 85337, 107014, 128867, 150921, 173149, 195551, 218072, 240693, 263343, 285989, 308563, 331033, 353350, 375494, 397447, 419210, 440795, 462224, 483532, 504758) nStr1 = Array("日", "一", "二", "三", "四", "五", "六", "七", "八", "九", "十") nStr2 = Array("初", "十", "廿", "卅", " ") MonthName = Array("JAN", "FEB", "MAR", "APR", "MAY", "JUN", "JUL", "AUG", "SEP", "OCT", "NOV", "DEC") '国历节日 *表示放假日 sFtv = Array( _ 1, 1, 1, "元旦", _ 2, 14, 0, "情人节", 2, 10, 0, "国际气象节", _ 3, 8, 0, "妇女节", 3, 12, 0, "植树节", 3, 15, 0, "消费者权益日", _ 4, 1, 0, "愚人节", _ 5, 1, 1, "劳动节", 5, 4, 0, "青年节", 5, 12, 0, "护士节", 5, 31, 0, "世界无烟日", _ 6, 1, 0, "儿童节", _ 7, 1, 0, "建党节 香港回归纪念", _ 8, 1, 0, "建军节", 8, 8, 0, "中国男子节 父亲节", _ 9, 9, 0, "毛泽东逝世纪念", 9, 10, 0, "教师节", 9, 18, 0, "九·一八事变纪念日", 9, 28, 0, "孔子诞辰", _ 10, 1, 0, "国庆节 国际音乐日", 10, 6, 0, "老人节", 10, 24, 0, "联合国日", _ 11, 12, 0, "孙中山诞辰纪念", _ 12, 1, 0, "世界艾滋病日", 12, 3, 0, "世界残疾人日", 12, 20, 0, "澳门回归纪念", 12, 24, 0, "平安夜", 12, 25, 0, "圣诞节", 12, 26, 0, "毛泽东诞辰纪念") b = UBound(sFtv) + 1 ReDim sHolidayInfo(b / 4) For i = 0 To (b / 4) - 1 sHolidayInfo(i).Month = sFtv(i * 4) sHolidayInfo(i).Day = sFtv(i * 4 + 1) sHolidayInfo(i).Recess = sFtv(i * 4 + 2) sHolidayInfo(i).HolidayName = sFtv(i * 4 + 3) Next '农历节日 *表示放假日 lFtv = Array( _ 1, 1, 1, "春节", _ 1, 15, 0, "元宵节", _ 3, 13, 0, "公农历作者生日", _ 5, 5, 0, "端午节", _ 7, 7, 0, "七夕情人节", _ 7, 15, 0, "中元节 盂兰盆节", _ 8, 15, 0, "中秋节", _ 9, 9, 0, "重阳节", _ 12, 8, 0, "腊八节", _ 12, 24, 0, "小年") '12, 31, 0, "除夕") '注意除夕需要其它方法进行计算 b = UBound(lFtv) + 1 ReDim lHolidayInfo(b / 4) For i = 0 To (b / 4) - 1 lHolidayInfo(i).Month = lFtv(i * 4) lHolidayInfo(i).Day = lFtv(i * 4 + 1) lHolidayInfo(i).Recess = lFtv(i * 4 + 2) lHolidayInfo(i).HolidayName = lFtv(i * 4 + 3) Next '某月的第几个星期几 wFtv = Array( _ 5, 2, 1, "国际母亲节", _ 5, 3, 1, "全国助残日", _ 6, 3, 1, "父亲节", _ 9, 3, 3, "国际和平日", _ 9, 4, 1, "国际聋人节", _ 10, 1, 2, "国际住房日", _ 10, 1, 4, "国际减轻自然灾害日", _ 11, 4, 5, "感恩节") b = UBound(wFtv) + 1 ReDim wHolidayInfo(b / 4) For i = 0 To (b / 4) - 1 wHolidayInfo(i).Month = wFtv(i * 4) wHolidayInfo(i).WeekAtMonth = wFtv(i * 4 + 1) wHolidayInfo(i).WeekDay = wFtv(i * 4 + 2) '1 代表星期天 wHolidayInfo(i).HolidayName = wFtv(i * 4 + 3) Next
'位操作初使化模块函数 modBit4VB中定义 For i = 0 To 30 BitPower(i) = 2 ^ i Next BitPower(31) = &H80000000 End Sub
'/////////////////////////////////////////////////////////////////////////////////////////////////////////////
'计算农历上的节气 Public Property Get lSolarTerm() As String
'//===== 某年的第n个节气为几日(从0小寒起算) 'function sTerm(y,n) { ' var offDate = new Date( ( 31556925974.7*(y-1900) + sTermInfo[n]*60000 ) + Date.UTC(1900,0,6,2,5) ) ' return(offDate.getUTCDate())
'//节气 ' tmp1 = sTerm(y, m * 2) - 1 Dim baseDateAndTime As Date Dim newdate As Date Dim num As Double Dim y As Long Dim TempStr As String baseDateAndTime = #1/6/1900 2:05:00 AM# y = mvarsYear TempStr = "" Dim i As Long For i = 1 To 24 num = 525948.76 * (y - 1900) + sTermInfo(i - 1) newdate = DateAdd("n", num, baseDateAndTime) '按分钟计算,之所以不按秒钟计算,是因为会溢出 If Abs(DateDiff("d", newdate, mvarDate)) = 0 Then TempStr = SolarTerm(i - 1) Exit For End If Next lSolarTerm = TempStr End Property '计算按第几周星期几计算的节日 Public Property Get wHoliday() As String Dim w As Long Dim i As Long Dim b As Long Dim FirstDay As Date Dim TempStr As String b = UBound(wHolidayInfo) For i = 0 To b If wHolidayInfo(i).Month = mvarsMonth Then '当月份相当时 w = WeekDay(mvarDate) If wHolidayInfo(i).WeekDay = w Then '仅当星期几也相等时 FirstDay = mvarsMonth & "/" & 1 & "/" & mvarsYear '取当月第一天 If (DateDiff("ww", FirstDay, mvarDate) = wHolidayInfo(i).WeekAtMonth) Then TempStr = wHolidayInfo(i).HolidayName End If End If End If Next wHoliday = TempStr End Property
Public Property Get lHoliday() As String Dim i As Long Dim b As Long Dim TempStr As String Dim oy As Long Dim odate As Date Dim ndate As Date TempStr = "" b = UBound(lHolidayInfo) If mvarlMonth = 12 And (mvarlDay = 29 Or mvarlDay = 30) Then '保 oy = mvarlYear '保存农历年数 odate = mvarDate ndate = mvarDate + 1 Call sInitDate(Year(ndate), Month(ndate), Day(ndate)) '计算第二天的属性 If oy = mvarlYear - 1 Then '如果农历年数增加了1 TempStr = "除夕" Call sInitDate(Year(odate), Month(odate), Day(odate)) '恢复到今天原有数据 End If Else For i = 0 To b If (lHolidayInfo(i).Month = mvarlMonth) And _ (lHolidayInfo(i).Day = mvarlDay) Then TempStr = lHolidayInfo(i).HolidayName Exit For End If Next End If lHoliday = TempStr End Property '求公历节日 Public Property Get sHoliday() As String Dim i As Long Dim b As Long Dim TempStr As String TempStr = "" b = UBound(sHolidayInfo) For i = 0 To b If (sHolidayInfo(i).Month = mvarsMonth) And _ (sHolidayInfo(i).Day = mvarsDay) Then TempStr = sHolidayInfo(i).HolidayName Exit For End If Next sHoliday = TempStr End Property '是否是农历的闰月 Public Property Get IsLeap() As Boolean IsLeap = mvarIsLeap End Property
Public Property Get lDay() As Long lDay = mvarlDay End Property
Public Property Get lMonth() As Long lMonth = mvarlMonth End Property
Public Property Get lYear() As Long lYear = mvarlYear End Property Public Property Get sWeekDay() As Long sWeekDay = WeekDay(mvarDate) End Property
'计算星期几中文字串 Public Property Get sWeekDayStr() As String Select Case WeekDay(mvarDate) Case vbSunday sWeekDayStr = "星期日" Case vbMonday sWeekDayStr = "星期一" Case vbTuesday sWeekDayStr = "星期二" Case vbWednesday sWeekDayStr = "星期三" Case vbThursday sWeekDayStr = "星期四" Case vbFriday sWeekDayStr = "星期五" Case vbSaturday sWeekDayStr = "星期六" End Select End Property
Public Property Get sDay() As Long sDay = mvarsDay End Property
Public Property Get sMonth() As Long sMonth = mvarsMonth End Property
Public Property Get sYear() As Long sYear = mvarsYear End Property
'//////////////////////////////////////////////////////////////////////////////////////////////////////// Public Function IsToday(y As Long, m As Long, d As Long) As Boolean If (Year(Date) = y) And _ (Month(Date) = m) And _ (Day(Date) = d) Then IsToday = True Else IsToday = False End If End Function
'根据年份不同计算当年属于什么朝代 Public Function Era(y As Long) As String Dim TempStr As String If y < 1874 Then TempStr = "未知" Else If y <= 1908 Then TempStr = "清朝光绪" If y = 1874 Then TempStr = TempStr & "元年" Else TempStr = TempStr & UpNumber(CStr(y - 1874)) & "年" End If Else If y <= 1910 Then TempStr = "清朝宣统" If y = 1909 Then TempStr = TempStr & "元年" Else TempStr = TempStr & UpNumber(CStr(y - 1909 + 1)) & "年" End If Else If y < 1949 Then TempStr = "中华民国" If y = 1912 Then TempStr = TempStr & "元年" Else TempStr = TempStr & UpNumber(CStr(y - 1912 + 1)) & "年" End If Else TempStr = "中华人民共和国成立" If y = 1949 Then TempStr = TempStr & "了" Else Select Case y Case 2000 TempStr = "千禧年" Case Else TempStr = TempStr & UpNumber(CStr(y - 1949)) & "周年" End Select End If End If End If End If End If Era = TempStr End Function
' 传入 num 传回干支, 0=甲子 Public Function GanZhi(num As Long) As String Dim TempStr As String Dim i As Long i = (num - 1864) Mod 60 '计算干支 TempStr = Gan(i Mod 10) & Zhi(i Mod 12) GanZhi = TempStr End Function
'计算年的属相字串 Public Function YearAttribute(y As Long) As String YearAttribute = Animals((y - 1900) Mod 12) End Function
'将数字汉化 Public Function UpNumber(Dxs As String) As String
'检测为空时 If Trim(Dxs) = "" Then UpNumber = "" Exit Function End If Dim Sw As Integer, SzUp As Integer, TempStr As String, DXStr As String Sw = Len(Trim(Dxs)) Dim i As Integer For i = 1 To Sw TempStr = Right(Trim(Dxs), i) TempStr = Left(TempStr, 1) TempStr = Converts(TempStr) Select Case i Case 1 If TempStr = "零" Then TempStr = "" Else TempStr = TempStr + "" End If Case 2 If TempStr = "零" Then TempStr = "零" Else TempStr = TempStr + "十" End If Case 3 If TempStr = "零" Then TempStr = "零" Else TempStr = TempStr + "百" End If Case 4 If TempStr = "零" Then TempStr = "零" Else TempStr = TempStr + "千" End If Case 5 If TempStr = "零" Then TempStr = "万" Else TempStr = TempStr + "万" End If Case 6 If TempStr = "零" Then TempStr = "零" Else TempStr = TempStr + "十" End If Case 7 If TempStr = "零" Then TempStr = "零" Else TempStr = TempStr + "百" End If Case 8 If TempStr = "零" Then TempStr = "零" Else TempStr = TempStr + "千" End If Case 9 If TempStr = "零" Then TempStr = "亿" Else TempStr = TempStr + "亿" End If End Select Dim TempA As String TempA = Left(Trim(DXStr), 1) If TempStr = "零" Then Select Case TempA Case "零" DXStr = DXStr Case "万" DXStr = DXStr Case "亿" DXStr = DXStr Case Else DXStr = TempStr + DXStr End Select Else DXStr = TempStr + DXStr End If Next UpNumber = DXStr End Function Private Function Converts(NumStr As String) As String Select Case Val(NumStr) Case 0 Converts = "零" Case 1 Converts = "一" Case 2 Converts = "二" Case 3 Converts = "三" Case 4 Converts = "四" Case 5 Converts = "五" Case 6 Converts = "六" Case 7 Converts = "七" Case 8 Converts = "八" Case 9 Converts = "九" End Select End Function '中文日期 Public Function CDayStr(d As Long) As String Dim s As String Select Case d Case 0 s = "" Case 10 s = "初十" Case 20 s = "二十" Case 30 s = "三十" Case Else s = nStr2(d \ 10) '整数除法 s = s & nStr1(d Mod 10) End Select CDayStr = s End Function '计算星座归属 Public Function Constellation(m As Long, d As Long) As String Dim y As Long Dim tempDate As Date Dim ConstellName As String y = 2000 tempDate = m & "/" & d & "/" & y
Select Case tempDate Case #3/21/2000# To #4/19/2000# ConstellName = "白羊" Case #4/20/2000# To #5/20/2000# ConstellName = "金牛" Case #5/21/2000# To #6/21/2000# ConstellName = "双子" Case #6/22/2000# To #7/22/2000# ConstellName = "巨蟹" Case #7/23/2000# To #8/22/2000# ConstellName = "狮子" Case #8/23/2000# To #9/22/2000# ConstellName = "处女" Case #9/23/2000# To #10/23/2000# ConstellName = "天秤" Case #10/24/2000# To #11/21/2000# ConstellName = "天蝎" Case #11/22/2000# To #12/21/2000# ConstellName = "射手" Case #12/22/2000# To #12/31/2000# ConstellName = "摩蝎" Case #1/1/2000# To #1/19/2000# ConstellName = "摩蝎" Case #1/20/2000# To #2/18/2000# ConstellName = "水瓶" Case #2/19/2000# To #3/20/2000# ConstellName = "双鱼" Case Else ConstellName = "" End Select Constellation = ConstellName End Function '///////////////////////////////////////////////////////////////////////////////////////////////////////// '以下为类内部使用的一些函数 '传回农历 y年的总天数 Private Function lYearDays(ByVal y As Long) As Long ' Dim i As Long ' Dim f As Long ' Dim sumDay As Long ' Dim info As Long ' sumDay = 348 ' i = &H8000 ' info = LunarInfo(y - 1900) And &H1000FFFF '屏蔽高位, ' Do ' f = info And i ' If f <> 0 Then ' sumDay = sumDay + 1 ' End If ' i = BitRight16(i, 1) ' Loop Until i < &H10 ' lYearDays = sumDay + leapDays(y) lYearDays = LunarYearDays(y - 1900) '先计算出每年的天数,并形成数组,以减少以后的运算时间 End Function
'传回农历 y年m月的总天数 Private Function lMonthDays(ByVal y As Long, ByVal m As Long) As Long 'If (LunarInfo(y - 1900) And &H1000FFFF) And BitRight32(&H10000, m) Then If mvarBitTest32((LunarInfo(y - 1900) And &H1000FFFF), 16 - m) Then lMonthDays = 30 Else lMonthDays = 29 End If End Function
'传回农历 y年闰月的天数 Private Function leapDays(y As Long) As Long If leapMonth(y) Then If LunarInfo(y - 1900) And &H10000 Then leapDays = 30 Else leapDays = 29 End If Else leapDays = 0 End If End Function
'传回农历 y年闰哪个月 1-12 , 没闰传回 0 Private Function leapMonth(y As Long) As Long Dim i As Long i = LunarInfo(y - 1900) And &HF If i > 12 Then Debug.Print y End If leapMonth = i End Function
'计算公历年月的天数 Private Function SolarDays(y As Long, m As Long) As Long Dim d As Long If (y Mod 4) = 0 Then '闰年 If m = 2 Then d = 29 Else d = SolarMonth(m - 1) End If Else If m = 2 Then d = 28 Else d = SolarMonth(m - 1) End If End If SolarDays = d End Function
'////////////////////////////////////////////////////////////////////////////////////////////////// ' '主要的函数,用公历年月日对日期对象进行初使化,在此函数内部完成对私有对象属性的设置 ' '////////////////////////////////////////////////////////////////////////////////////////////////// Public Sub sInitDate(ByVal y As Long, ByVal m As Long, ByVal d As Long) Dim i As Long Dim leap As Long Dim Temp As Long Dim offset As Long mvarDate = m & "/" & d & "/" & y mvarsYear = y mvarsMonth = m mvarsDay = d '农历日期计算部分 leap = 0 Temp = 0 offset = mvarDate - #1/30/1900# '计算两天的基本差距 For i = 1900 To 2049 Temp = lYearDays(i) '求当年农历年天数 offset = offset - Temp If offset < 1 Then Exit For Next offset = offset + Temp mvarlYear = i leap = leapMonth(i) '闰哪个月 mvarIsLeap = False For i = 1 To 12 '闰月 If leap > 0 And i = (leap + 1) And mvarIsLeap = False Then mvarIsLeap = True i = i - 1 Temp = leapDays(mvarlYear) '计算闰月天数 Else mvarIsLeap = False Temp = lMonthDays(mvarlYear, i) '计算非闰月天数 End If offset = offset - Temp If offset <= 0 Then Exit For Next offset = offset + Temp mvarlMonth = i mvarlDay = offset End Sub
'////////////////////////////////////////////////////////////////////////////////////////////////// ' '主要的函数,用农历年月日对日期对象进行初使化,在此函数内部完成对私有对象属性的设置 ' '////////////////////////////////////////////////////////////////////////////////////////////////// Public Sub lInitDate(ByVal y As Long, ByVal m As Long, ByVal d As Long, Optional LeapFlag As Boolean = False) Dim i As Long Dim leap As Long Dim Temp As Long Dim offset As Long
mvarlYear = y mvarlMonth = m mvarlDay = d offset = 0 For i = 1900 To y - 1 Temp = LunarYearDays(i - 1900) '求当年农历年天数 offset = offset + Temp Next leap = leapMonth(y) '闰哪个月 If m <> leap Then mvarIsLeap = False '当前日期并非闰月 Else mvarIsLeap = LeapFlag '使用用户输入的是否闰月月份 End If If (m < leap) Or (leap = 0) Then '当闰月在当前日期后 For i = 1 To m - 1 Temp = lMonthDays(y, i) '计算非闰月天数 offset = offset + Temp Next Else '在闰月后 If mvarIsLeap = False Then '用户要计算非闰月的月份 For i = 1 To m - 1 Temp = lMonthDays(y, i) '计算非闰月天数 offset = offset + Temp Next If m > leap Then Temp = leapDays(y) '计算闰月天数 offset = offset + Temp End If Else '此时只有mvarisleap=ture, For i = 1 To m Temp = lMonthDays(y, i) '计算非闰月天数 offset = offset + Temp Next End If End If offset = offset + d '加上当月的天数 mvarDate = DateAdd("d", offset, #1/30/1900#) mvarsYear = Year(mvarDate) mvarsMonth = Month(mvarDate) mvarsDay = Day(mvarDate)
End Sub
'本模块用于打印出1900-2049年 每年农历的天数,可以用于数组初使化 'Public Sub printf() ' Dim i As Long, j As Long ' Dim temp(10) As Long ' Dim base As Long ' base = 1900 ' For i = 1 To 15 ' For j = 1 To 10 ' temp(j - 1) = lYearDays((i - 1) * 10 + (j - 1) + base) '求当年农历年天数 ' Next ' Debug.Print CStr(temp(0)) & " , " & CStr(temp(1)) & " , " & CStr(temp(2)) & " , " & CStr(temp(3)) & " , " & CStr(temp(4)) & " , " & CStr(temp(5)) & " , " & CStr(temp(6)) & " , " & CStr(temp(7)) & " , " & CStr(temp(8)) & " , " & CStr(temp(9)) & " , " & " _ " ' Next 'End Sub

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