$PBExportHeader$nvo_datetime.sru
$PBExportComments$日期时间操作类
forward
global type nvo_datetime from nonvisualobject
end type
type stc_systemtime from structure within nvo_datetime
end type
end forward
type stc_systemtime from structure
integer wyear
integer wmonth
integer wdayofweek
integer wday
integer whour
integer wminute
integer wsecond
integer wmilliseconds
end type
global type nvo_datetime from nonvisualobject autoinstantiate
end type
type prototypes
Function long SetSystemTime(stc_systemtime lpSystemTime) Library "kernel32.dll"
end prototypes
forward prototypes
public function integer of_getdaysinmonth (date ad_date)
public function date of_getlastdayinmonth (date ad_date)
public function date of_getlastdayinmonth (integer ai_year, integer ai_month)
public function date of_getfirstdayinmonth (date ad_date)
public function date of_getfirstdayinmonth (integer ai_year, integer ai_month)
public function boolean of_isleapyear (date ad_date)
public function boolean of_isleapyear (integer ai_year)
public function boolean of_lsweekend (date ad_date)
public function date of_skipholidays (date ad_date, integer ai_increment)
public function date of_getnextworkday (datawindow adw_holidays, string as_columnname, date ad_date)
public function date of_getpreviousworkday (datawindow adw_holidays, string as_columnname, date ad_date)
public function date of_getpreviousworkday (date ad_date)
public function date of_getnextworkday (date ad_date)
public function date of_skipholidays (datastore ads_holidays, string as_columnname, date ad_date, integer ai_increment)
public function date of_skipholidays (datawindow adw_holidays, string as_columnname, date ad_date, integer ai_increment)
public function date of_getnextworkday (datastore ads_holidays, string as_columnname, date ad_date)
public function date of_getfirstworkday (datawindow adw_holidays, string as_columnname, date ad_date)
public function date of_getfirstworkday (datastore ads_holidays, string as_columnname, date ad_date)
public function date of_getpreviousworkday (datastore ads_holidays, string as_columnname, date ad_date)
public function date of_getfirstworkday (date ad_date)
public function date of_getlastworkday (datastore ads_holidays, string as_columnname, date ad_date)
public function date of_getlastworkday (datawindow adw_holidays, string as_columnname, date ad_date)
public function date of_getlastworkday (date ad_date)
public function integer of_getdaysinmonth ()
public function integer of_countdowinmonth (date ad_date, integer ai_dow)
public function integer of_countdowinmonth (date ad_date)
public function integer of_countworkdays (datawindow adw_holidays, string as_columnname, date ad_startdate, date ad_enddate)
public function date of_getfirstdayinweek (date ad_date)
public function date of_getlastdayinweek (date ad_date)
public function date of_getfirstdayinmonth ()
public function date of_getlastdayinmonth ()
public function date of_getfirstworkday ()
public function date of_getlastworkday ()
public function date of_getfirstdayinweek ()
public function date of_getlastdayinweek ()
public function date of_getnextworkday ()
public function date of_getpreviousworkday ()
public function integer of_countholidays (datawindow adw_holidays, string as_columnname, date ad_startdate, date ad_enddate)
public function integer of_countholidays (date ad_startdate, date ad_enddate)
public function integer of_countholidays (datastore ads_holidays, string as_columnname, date ad_startdate, date ad_enddate)
public function integer of_countworkdays (datastore ads_holidays, string as_columnname, date ad_startdate, date ad_enddate)
public function integer of_countworkdays (date ad_startdate, date ad_enddate)
public function integer of_getage (date ad_brithday, date ad_date)
public function long of_yearsafter (date ad_start, date ad_end)
public function long of_monthsafter (date ad_start, date ad_end)
public function long of_weeksafter (date ad_start, date ad_end)
public function long of_secondsafter (datetime adtm_start, datetime adtm_end)
public function long of_millisecsafter (time atm_start, time atm_end)
public function date of_relativemonth (date ad_source, integer al_month)
public function datetime of_relativedatetime (datetime adtm_start, integer al_offset)
public function integer of_getquarter (date ad_source)
public function integer of_getquarter ()
public function date of_getfirstdayinquarter (date ad_date)
public function date of_getfirstdayinquarter ()
public function date of_getlastdayinquarter (date ad_date)
public function date of_getlastdayinquarter ()
public function long of_countweeksinyear (date ad_source)
public function integer of_getdayinweek (date ad_source)
public function date of_getfirstdayinyear (date ad_date)
public function date of_getfirstdayinyear ()
public function date of_getfirstdayinyear (integer ai_year)
public function date of_getlastdayinyear (date ad_date)
public function date of_getlastdayinyear ()
public function date of_getlastdayinyear (integer ai_year)
public function integer of_countyeardays (date ad_date)
public function integer of_countyeardays ()
public function integer of_countyeardays (integer ai_year)
public function string of_getconstellation (date ad_date)
public function string of_getgenus (integer ai_year)
public function string of_convertdayoflunar (date ad_date)
public function datetime of_relativedatetime (datetime ad_datetime, long al_number, string as_kind)
public function string of_gettgdz (integer ai_year)
public function string of_gettgdz (date ad_date)
public function string of_gettgdz ()
public function boolean of_isleapyear ()
public function string of_getgenus (date ad_date)
public function string of_getgenus ()
public function integer of_countdowinmonth ()
public function integer of_getage (date ad_brithday)
public function integer of_countdowinmonth (integer ai_dow)
public function long of_countweeksinyear ()
public function boolean of_setsystemtime (datetime adt_datetime)
end prototypes
public function integer of_getdaysinmonth (date ad_date);/*函数功能：获取指定日期所在月份的天数
返回值：integer 指定日期所在月份的天数
参数：ad_date date 日期*/
return integer(28+integer(mid('3'+string(abs(sign(mod(sign(mod(abs(year(ad_date)),4))+sign(mod(abs(year(ad_date)),100))+sign(mod(abs(year(ad_date)),400)),2)) -1))+'3232332323',month(ad_date),1)))
end function
public function date of_getlastdayinmonth (date ad_date);/*函数功能：获取指定日期所在月份的最后一天
返回值：date 指定日期所在月份的最后一天
参数：ad_date date 日期*/
return date(year(ad_date),month(ad_date),integer(28+integer(mid('3'+string(abs(sign(mod(sign(mod(abs(year(ad_date)),4))+sign(mod(abs(year(ad_date)),100))+sign(mod(abs(year(ad_date)),400)),2)) -1))+'3232332323',month(ad_date),1))))
end function
public function date of_getlastdayinmonth (integer ai_year, integer ai_month);/*函数功能：获取指定年份，月份的最后一天
返回值：date 指定年份，月份的最后一天
参数：integer ai_year 年份
integer ai_month 月份*/
date ld_date
ld_date=date(ai_year,ai_month,1)
return date(year(ld_date),month(ld_date),integer(28+integer(mid('3'+string(abs(sign(mod(sign(mod(abs(year(ld_date)),4))+sign(mod(abs(year(ld_date)),100))+sign(mod(abs(year(ld_date)),400)),2)) -1))+'3232332323',month(ld_date),1))))
end function
public function date of_getfirstdayinmonth (date ad_date);/*函数功能：获取指定日期所在月份的第一天
返回值：date 指定日期所在月份的第一天
参数：date ad_date 日期 */
return date(year(ad_date),month(ad_date),1)
end function
public function date of_getfirstdayinmonth (integer ai_year, integer ai_month);/*函数功能：获取指定年份，月份的第一天
返回值：date 指定年份，月份的第一天
参数：integer ai_year 年份
integer ai_month 月份*/
return date(ai_year,ai_month,1)
end function
public function boolean of_isleapyear (date ad_date);/*函数功能：获取指定日期所在年份是否为闰年
返回值：boolean 指定日期所在年份是否为闰年,true为是闰年，false为平年
参数：ad_date date 日期*/
integer li_year
li_year=year(ad_date)
return abs(sign(mod(sign(mod(abs(li_year),4))+sign(mod(abs(li_year),100))+sign(mod(abs(li_year),400)),2)) -1)=1
end function
public function boolean of_isleapyear (integer ai_year);/*函数功能：获取指定年份是否为闰年
返回值：boolean 指定年份是否为闰年,true为是闰年，false为平年
参数：ai_year integer 年份*/
return abs(sign(mod(sign(mod(abs(ai_year),4))+sign(mod(abs(ai_year),100))+sign(mod(abs(ai_year),400)),2)) -1)=1
end function
public function boolean of_lsweekend (date ad_date);/*函数功能：获取指定日期是否为周末
返回值：date 指定日期是否为周末
参数：ad_date date 日期*/
string ls_week
ls_week=dayname(ad_date)
choose case dayname(ad_date)
case "Saturday","Sunday"
return true
case else
return false
end choose
end function
public function date of_skipholidays (date ad_date, integer ai_increment);/*函数功能：获取指定日期跳过周末的下一个日期
返回值：date 返回指定的指定日期跳过周末的下一个日期
参数：ad_date date 日期
ai_increment integer 指定的跳过天数 */
date ld_date
ld_date=ad_date
do while of_lsweekend(ld_date)=true
ld_date=RelativeDate ( ld_date, ai_increment )
loop
return ld_date
end function
public function date of_getnextworkday (datawindow adw_holidays, string as_columnname, date ad_date);/*函数功能：获取指定日期跳过周末和节假日的下一个工作日
返回值：date 返回指定的指定日期跳过周末的下一个工作日
参数：adw_holidays datawindow存储指定节假日的数据窗口
as_columnname string 数据窗口中存储节假日的列名
ad_date date 日期
*/
return of_skipholidays(adw_holidays,as_columnname,RelativeDate (ad_date,1),1)
end function
public function date of_getpreviousworkday (datawindow adw_holidays, string as_columnname, date ad_date);/*函数功能：获取指定日期跳过周末和节假日的上一个工作日
返回值：date 返回指定的指定日期跳过周末的上一个工作日
参数：adw_holidays datawindow存储指定节假日的数据窗口
as_columnname string 数据窗口中存储节假日的列名
ad_date date 日期
*/
return of_skipholidays(adw_holidays,as_columnname,RelativeDate (ad_date,-1),-1)
end function
public function date of_getpreviousworkday (date ad_date);/*函数功能：获取指定日期跳过周末的上一个工作日
返回值：date 返回指定的指定日期跳过周末的上一个工作日
参数： ad_date date 日期 */
return of_skipholidays(RelativeDate (ad_date,-1),-1)
end function
public function date of_getnextworkday (date ad_date);/*函数功能：获取指定日期跳过周末的下一个工作日
返回值：date 返回指定的指定日期跳过周末的下一个工作日
参数： ad_date date 日期 */
return of_skipholidays(RelativeDate (ad_date,1),1)
end function
public function date of_skipholidays (datastore ads_holidays, string as_columnname, date ad_date, integer ai_increment);/*函数功能：获取指定日期跳过周末和节假日的下一个日期
返回值：date 返回指定的指定日期跳过周末和节假日的下一个日期
参数：adw_holidays datastore存储指定节假日的数据存储对象
as_columnname string 数据窗口中存储节假日的列名
ad_date date 日期
ai_increment integer 指定的跳过天数
*/
date ld_date
ld_date=ad_date
do while of_lsweekend(ld_date)=true or ads_holidays.find("string("+as_columnname+",'yyyy-mm-dd')"+"='"+string(ld_date,"yyyy-mm-dd")+"'",1,ads_holidays.rowcount())<>0
ld_date=RelativeDate ( ld_date, ai_increment )
loop
return ld_date
end function
public function date of_skipholidays (datawindow adw_holidays, string as_columnname, date ad_date, integer ai_increment);/*函数功能：获取指定日期跳过周末和节假日的下一个日期
返回值：date 返回指定的指定日期跳过周末和节假日的下一个日期
参数：adw_holidays datawindow存储指定节假日的数据窗口
as_columnname string 数据窗口中存储节假日的列名
ad_date date 日期
ai_increment integer 指定的跳过天数
*/
date ld_date
ld_date=ad_date
do while of_lsweekend(ld_date)=true or adw_holidays.find("string("+as_columnname+",'yyyy-mm-dd')"+"='"+string(ld_date,"yyyy-mm-dd")+"'",1,adw_holidays.rowcount())<>0
ld_date=RelativeDate ( ld_date, ai_increment )
loop
return ld_date
end function
public function date of_getnextworkday (datastore ads_holidays, string as_columnname, date ad_date);/*函数功能：获取指定日期跳过周末和节假日的下一个工作日
返回值：date 返回指定的指定日期跳过周末的下一个工作日
参数：ads_holidays datastore存储指定节假日的数据存储对象
as_columnname string 数据窗口中存储节假日的列名
ad_date date 日期
*/
return of_skipholidays(ads_holidays,as_columnname,RelativeDate (ad_date,1),1)
end function
public function date of_getfirstworkday (datawindow adw_holidays, string as_columnname, date ad_date);/*函数功能：获取指定日期所在月的第一个工作日
返回值：date 返回指定日期所在月的第一个工作日
参数：adw_holidays datawindow存储指定节假日的数据存储对象
as_columnname string 数据窗口中存储节假日的列名
ad_date date 日期
*/
date d_temp
d_temp=date(year(ad_date),month(ad_date),1)
return of_skipholidays(adw_holidays,as_columnname,d_temp,1)
end function
public function date of_getfirstworkday (datastore ads_holidays, string as_columnname, date ad_date);/*函数功能：获取指定日期所在月的第一个工作日
返回值：date 返回指定日期所在月的第一个工作日
参数：ads_holidays datastore存储指定节假日的数据存储对象
as_columnname string 数据窗口中存储节假日的列名
ad_date date 日期
*/
date d_temp
d_temp=date(year(ad_date),month(ad_date),1)
return of_skipholidays(ads_holidays,as_columnname,d_temp,1)
end function
public function date of_getpreviousworkday (datastore ads_holidays, string as_columnname, date ad_date);/*函数功能：获取指定日期跳过周末和节假日的上一个工作日
返回值：date 返回指定的指定日期跳过周末的上一个工作日
参数：ads_holidays datastore存储指定节假日的数据存储对象
as_columnname string 数据窗口中存储节假日的列名
ad_date date 日期
*/
return of_skipholidays(ads_holidays,as_columnname,RelativeDate (ad_date,-1),-1)
end function
public function date of_getfirstworkday (date ad_date);/*函数功能：获取指定日期所在月的第一个工作日
返回值：date 返回指定日期所在月的第一个工作日
参数： ad_date date 日期 */
date d_temp
d_temp=date(year(ad_date),month(ad_date),1)
return of_skipholidays(d_temp,1)
end function
public function date of_getlastworkday (datastore ads_holidays, string as_columnname, date ad_date);/*函数功能：获取指定日期所在月的最后一个工作日
返回值：date 返回指定日期所在月的最后一个工作日
参数：ads_holidays datastore存储指定节假日的数据存储对象
as_columnname string 数据窗口中存储节假日的列名
ad_date date 日期
*/
date d_temp
d_temp=of_getlastdayinmonth(ad_date)
return of_skipholidays(ads_holidays,as_columnname,d_temp,-1)
end function
public function date of_getlastworkday (datawindow adw_holidays, string as_columnname, date ad_date);/*函数功能：获取指定日期所在月的最后一个工作日
返回值：date 返回指定日期所在月的最后一个工作日
参数：adw_holidays datawindow存储指定节假日的数据窗口
as_columnname string 数据窗口中存储节假日的列名
ad_date date 日期
*/
date d_temp
d_temp=of_getlastdayinmonth(ad_date)
return of_skipholidays(adw_holidays,as_columnname,d_temp,-1)
end function
public function date of_getlastworkday (date ad_date);/*函数功能：获取指定日期所在月的最后一个工作日
返回值：date 返回指定日期所在月的最后一个工作日
参数： ad_date date 日期 */
date d_temp
d_temp=of_getlastdayinmonth(ad_date)
return of_skipholidays(d_temp,-1)
end function
public function integer of_getdaysinmonth ();/*函数功能：获取指定日期所在月份的天数
返回值：integer 指定日期所在月份的天数
参数：ad_date date 日期*/
return integer(28+integer(mid('3'+string(abs(sign(mod(sign(mod(abs(year(today())),4))+sign(mod(abs(year(today())),100))+sign(mod(abs(year(today())),400)),2)) -1))+'3232332323',month(today()),1)))
end function
public function integer of_countdowinmonth (date ad_date, integer ai_dow);/*函数功能：获取指定日期所在月份的指定星期几的天数
返回值：integer 指定日期所在月份的指定星期几的天数
参数：ad_date date 日期
ai_dow integer 指定的星期几 1代表星期天......7代表星期六*/
date d_first
integer intcount,intmonth
if(ai_dow<1 or ai_dow>7) then
ai_dow=daynumber(ad_date)
end if
intmonth=month(ad_date)
d_first=date(year(ad_date),month(ad_date),1)
do while daynumber(d_first)<>ai_dow
d_first=relativedate(d_first,1)
loop
intcount=0
do while month(d_first)=intmonth
intcount=intcount+1
d_first=relativedate(d_first,7)
loop
return intcount
end function
public function integer of_countdowinmonth (date ad_date);/*函数功能：获取指定日期所在月份的星期一的天数
返回值：integer 指定日期所在月份的星期一的天数
参数：ad_date date 日期*/
return of_countdowinmonth(ad_date,2)
end function
public function integer of_countworkdays (datawindow adw_holidays, string as_columnname, date ad_startdate, date ad_enddate);/*函数功能：获取指定日期之间的工作日天数
返回值：工作日天数
参数：adw_holidays datawindow存储指定节假日的数据窗口
as_columnname string 数据窗口中存储节假日的列名
ad_startdate date 开始日期
ad_enddate date 结束日期 */
integer intdays,li_return
date d_temp
integer intsubstract
if ad_enddate<ad_startdate then
d_temp=ad_startdate
ad_enddate=ad_startdate
ad_startdate=d_temp
end if
ad_startdate=of_skipholidays(adw_holidays,as_columnname,ad_startdate,1)
ad_enddate=of_skipholidays(adw_holidays,as_columnname,ad_enddate,-1)
if ad_startdate>ad_enddate then
li_return=0
else
intdays=DaysAfter (ad_startdate, ad_enddate )+1
intsubstract=intsubstract+of_countholidays(adw_holidays,as_columnname,ad_startdate,ad_enddate)
end if
li_return=intdays - intsubstract
return li_return
end function
public function date of_getfirstdayinweek (date ad_date);/*函数功能：获取指定日期所在周的第一天
返回值：date 返回指定日期所在周的第一天
参数：ad_date date 日期 */
date ld_return
ld_return=RelativeDate (ad_date, 1 - daynumber(ad_date))
return ld_return
end function
public function date of_getlastdayinweek (date ad_date);/*函数功能：获取指定日期所在周的最后一天
返回值：date 返回指定日期所在周的最后一天
参数：ad_date date 日期 */
date ld_return
ld_return=RelativeDate (ad_date, 7 - daynumber(ad_date))
return ld_return
end function
public function date of_getfirstdayinmonth ();/*函数功能：获取当前日期所在月份的第一天
返回值：date 当前日期所在月份的第一天
参数：date ad_date 日期 */
return date(year(today()),month(today()),1)
end function
public function date of_getlastdayinmonth ();/*函数功能：获取当前日期所在月份的最后一天
返回值：date 当前日期所在月份的最后一天*/
return date(year(today()),month(today()),integer(28+integer(mid('3'+string(abs(sign(mod(sign(mod(abs(year(today())),4))+sign(mod(abs(year(today())),100))+sign(mod(abs(year(today())),400)),2)) -1))+'3232332323',month(today()),1))))
end function
public function date of_getfirstworkday ();/*函数功能：获取当前日期所在月的第一个工作日
返回值：date 返回当前日期所在月的第一个工作日 */
date d_temp
d_temp=date(year(today()),month(today()),1)
return of_skipholidays(d_temp,1)
end function
public function date of_getlastworkday ();/*函数功能：获取当前日期所在月的最后一个工作日
返回值：date 返回当前日期所在月的最后一个工作日 */
date d_temp
d_temp=of_getlastdayinmonth(today())
return of_skipholidays(d_temp,-1)
end function
public function date of_getfirstdayinweek ();/*函数功能：获取当前日期所在周的第一天
返回值：date 返回当前日期所在周的第一天
参数：ad_date date 日期 */
date ld_return
ld_return=RelativeDate (today(), 1 - daynumber(today()))
return ld_return
end function
public function date of_getlastdayinweek ();/*函数功能：获取指定日期所在周的最后一天
返回值：date 返回指定日期所在周的最后一天*/
date ld_return
ld_return=RelativeDate (today(), 7 - daynumber(today()))
return ld_return
end function
public function date of_getnextworkday ();/*函数功能：获取当前日期跳过周末的下一个工作日
返回值：date 返回当前的指定日期跳过周末的下一个工作日 */
return of_skipholidays(RelativeDate (today(),1),1)
end function
public function date of_getpreviousworkday ();/*函数功能：获取当前日期跳过周末的上一个工作日
返回值：date 返回当前日期跳过周末的上一个工作日 */
return of_skipholidays(RelativeDate (today(),-1),-1)
end function
public function integer of_countholidays (datawindow adw_holidays, string as_columnname, date ad_startdate, date ad_enddate);/*函数功能：获取指定日期之间的节假日天数
返回值：节假日天数
参数：adw_holidays datawindow存储指定节假日的数据窗口
as_columnname string 数据窗口中存储节假日的列名
ad_startdate date 开始日期
ad_enddate date 结束日期 */
integer li_return
date ld_date
ld_date=ad_startdate
do while ld_date<=ad_enddate
if of_lsweekend(ld_date)=true or adw_holidays.find("string("+as_columnname+",'yyyy-mm-dd')"+"='"+string(ld_date,"yyyy-mm-dd")+"'",1,adw_holidays.rowcount())=0 then
li_return++
end if
ld_date=relativedate(ld_date,1)
loop
return li_return
end function
public function integer of_countholidays (date ad_startdate, date ad_enddate);/*函数功能：获取指定日期之间的节假日天数
返回值：节假日天数
参数：ad_startdate date 开始日期
ad_enddate date 结束日期 */
integer li_return
date ld_date
ld_date=ad_startdate
do while ld_date<=ad_enddate
if of_lsweekend(ld_date)=true then
li_return++
end if
ld_date=relativedate(ld_date,1)
loop
return li_return
end function
public function integer of_countholidays (datastore ads_holidays, string as_columnname, date ad_startdate, date ad_enddate);/*函数功能：获取指定日期之间的节假日天数
返回值：节假日天数
参数：ads_holidays datastore存储指定节假日的数据存储对象
as_columnname string 数据窗口中存储节假日的列名
ad_startdate date 开始日期
ad_enddate date 结束日期 */
integer li_return
date ld_date
ld_date=ad_startdate
do while ld_date<=ad_enddate
if of_lsweekend(ld_date)=true or ads_holidays.find("string("+as_columnname+",'yyyy-mm-dd')"+"='"+string(ld_date,"yyyy-mm-dd")+"'",1,ads_holidays.rowcount())=0 then
li_return++
end if
ld_date=relativedate(ld_date,1)
loop
return li_return
end function
public function integer of_countworkdays (datastore ads_holidays, string as_columnname, date ad_startdate, date ad_enddate);/*函数功能：获取指定日期之间的工作日天数
返回值：工作日天数
参数：ads_holidays datastroe存储指定节假日的数据存储对象
as_columnname string 数据窗口中存储节假日的列名
ad_startdate date 开始日期
ad_enddate date 结束日期 */
integer intdays,li_return
date d_temp
integer intsubstract
if ad_enddate<ad_startdate then
d_temp=ad_startdate
ad_enddate=ad_startdate
ad_startdate=d_temp
end if
ad_startdate=of_skipholidays(ads_holidays,as_columnname,ad_startdate,1)
ad_enddate=of_skipholidays(ads_holidays,as_columnname,ad_enddate,-1)
if ad_startdate>ad_enddate then
li_return=0
else
intdays=DaysAfter (ad_startdate, ad_enddate )+1
intsubstract=intsubstract+of_countholidays(ads_holidays,as_columnname,ad_startdate,ad_enddate)
end if
li_return=intdays - intsubstract
return li_return
end function
public function integer of_countworkdays (date ad_startdate, date ad_enddate);/*函数功能：获取指定日期之间的工作日天数
返回值：工作日天数
参数：ad_startdate date 开始日期
ad_enddate date 结束日期 */
integer intdays,li_return
date d_temp
integer intsubstract
if ad_enddate<ad_startdate then
d_temp=ad_startdate
ad_enddate=ad_startdate
ad_startdate=d_temp
end if
ad_startdate=of_skipholidays(ad_startdate,1)
ad_enddate=of_skipholidays(ad_enddate,-1)
if ad_startdate>ad_enddate then
li_return=0
else
intdays=DaysAfter (ad_startdate, ad_enddate )+1
intsubstract=intsubstract+of_countholidays(ad_startdate,ad_enddate)
end if
li_return=intdays - intsubstract
return li_return
end function
public function integer of_getage (date ad_brithday, date ad_date);/*函数作用:获取指定生日到指定日期的年纪
函数返回值:integer 指定生日到指定日期的年纪
参数:date ad_brithday 出生日期
date ad_date 指定日期*/
integer li_age
date ld_temp
if ad_brithday>ad_date then
ld_temp=ad_brithday
ad_brithday=ad_date
ad_date=ld_temp
end if
li_age=of_yearsafter(ad_brithday,ad_date)
if ad_date<date(year(ad_date),month(ad_brithday),day(ad_brithday)) then
li_age=li_age - 1
end if
return li_age
end function
public function long of_yearsafter (date ad_start, date ad_end);/*函数用途:获取指定日期之间的相差年度
返回值:long 相差年度
参数:date ad_start 开始日期
date ad_end 结束日期*/
date ld_temp
int li_year, li_mult
double adb_start, adb_end
If IsNull(ad_start) or IsNull(ad_end) Then
long ll_null
SetNull (ll_null)
Return ll_null
End If
If ad_start > ad_end Then
ld_temp = ad_start
ad_start = ad_end
ad_end = ld_temp
li_mult = -1
else
li_mult = 1
End If
li_year = year(ad_end) - year(ad_start)
adb_start = month(ad_start)
adb_start = adb_start + day(ad_start) / 100
adb_end = month(ad_end)
adb_end = adb_end + day(ad_end) / 100
If adb_start > adb_end Then
li_year --
End If
Return li_year * li_mult
end function
public function long of_monthsafter (date ad_start, date ad_end);/* 描述: 两个日期之间的月份间隔
返回: 两个日期之间的月份间隔
参数:date ad_start 开始日期
date ad_end 结束日期 */
date ld_temp
integer li_month
integer li_mult
If IsNull(ad_start) or IsNull(ad_end) Then
long ll_null
SetNull(ll_null)
Return ll_null
End If
If ad_start > ad_end Then
ld_temp = ad_start
ad_start = ad_end
ad_end = ld_temp
li_mult = -1
else
li_mult = 1
End If
li_month = (year(ad_end) - year(ad_start) ) * 12
li_month = li_month + month(ad_end) - month(ad_start)
If day(ad_start) > day(ad_end) Then
li_month --
End If
Return li_month * li_mult
end function
public function long of_weeksafter (date ad_start, date ad_end);/*函数用途:获取指定日期之间的相差星期数
返回值:long 相差星期数
参数:date ad_start 开始日期
date ad_end 结束日期*/
If IsNull(ad_start) or IsNull(ad_end) Then
long ll_null
SetNull(ll_null)
Return ll_null
End If
Return Daysafter(ad_start,ad_end) /7
end function
public function long of_secondsafter (datetime adtm_start, datetime adtm_end);/*函数用途:获取指定日期之间的相差分钟数
返回值:long 相差分钟数
参数:datetime adtm_start 开始时间
datetime adtm_end 结束时间*/
long ll_total_seconds, ll_day_adjust
date ld_sdate, ld_edate
time lt_stime, lt_etime
If IsNull(adtm_start) or IsNull(adtm_end) Then
long ll_null
SetNull(ll_null)
Return ll_null
End If
ld_sdate = date(adtm_start)
ld_edate = date(adtm_end)
lt_stime = time(adtm_start)
lt_etime = time(adtm_end)
If ld_sdate = ld_edate then
ll_total_seconds = secondsafter( lt_stime,lt_etime)
Elseif ld_sdate < ld_edate Then
ll_total_seconds = SecondsAfter(lt_stime,Time('23:59:59'))
ll_day_adjust = DaysAfter(ld_sdate,ld_edate) -1
If ll_day_adjust > 0 Then ll_total_seconds = ll_total_seconds + 86400 * ll_day_adjust
ll_total_seconds = ll_total_seconds + SecondsAfter(Time('00:00:00'),lt_etime) +1
Else
ll_total_seconds = SecondsAfter(lt_stime,Time('00:00:00'))
ll_day_adjust = DaysAfter(ld_sdate,ld_edate) +1
If ll_day_adjust < 0 Then ll_total_seconds = ll_total_seconds + 86400 * ll_day_adjust
ll_total_seconds = ll_total_seconds + SecondsAfter(Time('23:59:59'),lt_etime) -1
end If
return ll_total_seconds
end function
public function long of_millisecsafter (time atm_start, time atm_end);/*函数用途:获取指定时间之间的相差秒数
返回值:long 相差相差秒数
参数:time atm_start 开始时间
time atm_end 结束时间*/
Long ll_start, ll_end
Long ll_temp
If IsNull(atm_start) or IsNull(atm_end) Then
long ll_null
SetNull(ll_null)
Return ll_null
End If
ll_start = Long (String (atm_start,"fff"))
ll_temp = Second(atm_start) * 1000
ll_start = ll_start + ll_temp
ll_temp = Minute(atm_start) * 60000
ll_start = ll_start + ll_temp
ll_temp = hour(atm_start) * 3600000
ll_start = ll_start + ll_temp
ll_end = Long (String (atm_end,"fff"))
ll_temp = Second(atm_end) * 1000
ll_end = ll_end + ll_temp
ll_temp = minute(atm_end) * 60000
ll_end = ll_end + ll_temp
ll_temp = hour(atm_end) * 3600000
ll_end = ll_end + ll_temp
return ll_end - ll_start
end function
public function date of_relativemonth (date ad_source, integer al_month);/*函数功能:返回指定日期相差指定月份后的日期
返回值:date 指定日期相差指定月份后的日期
参数:date ad_source 初始日期
integer al_month 月数*/
integer li_adjust_months, li_adjust_years
integer li_month, li_year, li_day
integer li_temp_month
If IsNull(ad_source) or IsNull(al_month) Then
date ldt_null
SetNull(ldt_null)
Return ldt_null
End If
li_adjust_months = mod(al_month, 12)
li_adjust_years = (al_month / 12)
li_temp_month = Month(ad_source) + li_adjust_months
If li_temp_month > 12 Then
li_month = li_temp_month - 12
li_adjust_years ++
ElseIf li_temp_month <= 0 Then
li_month = li_temp_month + 12
li_adjust_years --
Else
li_month = li_temp_month
End If
li_year = Year(ad_source) + li_adjust_years
li_day = Day(ad_source)
Do While li_day > 0
li_day --
Loop
Date ld_Ret
ld_Ret = Date(li_year, li_month, li_day)
Return ld_Ret
end function
public function datetime of_relativedatetime (datetime adtm_start, integer al_offset);/*函数功能:返回指定时间相差指定秒数后的时间
返回值:datetime 指定时间相差指定秒数后的时间
参数:datetime adtm_start 初始时间
integer al_month 秒数*/
datetime ldt_null
date ld_sdate
time lt_stime
long ll_date_adjust
long ll_time_adjust, ll_time_test
If IsNull(adtm_start) or IsNull(al_offset) Then
SetNull(ldt_null)
Return ldt_null
End If
ld_sdate = date(adtm_start)
lt_stime = time(adtm_start)
ll_date_adjust = al_offset / 86400
ll_time_adjust = mod(al_offset, 86400)
ld_sdate = RelativeDate(ld_sdate, ll_date_adjust)
If ll_time_adjust > 0 then
ll_time_test = SecondsAfter(lt_stime,time('23:59:59'))
If ll_time_test < ll_time_adjust Then
ld_sdate = RelativeDate(ld_sdate,1)
ll_time_adjust = ll_time_adjust - ll_time_test -1
lt_stime = time('00:00:00')
End If
lt_stime = RelativeTime(lt_stime, ll_time_adjust)
ElseIf ll_time_adjust < 0 then
ll_time_test = SecondsAfter(lt_stime,time('00:00:00'))
If ll_time_test > ll_time_adjust Then
ld_sdate = RelativeDate(ld_sdate,-1)
ll_time_adjust = ll_time_adjust - ll_time_test +1
lt_stime = time('23:59:59')
End If
lt_stime = RelativeTime(lt_stime, ll_time_adjust)
End If
return(datetime(ld_sdate,lt_stime))
end function
public function integer of_getquarter (date ad_source);/*函数功能:获得指定日期所在的季度
返回值:integer 指定日期所在的季度
参数:date ad_source日期*/
IF IsNull(ad_source) THEN
Long ll_null
SetNull(ll_null)
Return ll_null
END IF
Integer li_Month , li_Quarter
li_Month = Month(ad_Source)
li_Quarter = (li_Month -1)/3
Return li_Quarter
end function
public function integer of_getquarter ();/*函数功能:获得当前日期所在的季度
返回值:integer 当前日期所在的季度*/
Integer li_Month , li_Quarter
li_Month = Month(today())
li_Quarter = (li_Month -1)/3
Return li_Quarter
end function
public function date of_getfirstdayinquarter (date ad_date);/*函数用途:获取指定日期所在的季度的第一天
返回值:date 指定日期所在的季度的第一天
参数:date ad_date 指定日期*/
date ld_return
constant integer li_monthsinquarter=3
ld_return=date(year(ad_date),int((month(ad_date) - 1)/li_monthsinquarter)*li_monthsinquarter+1,1)
return ld_return
end function
public function date of_getfirstdayinquarter ();/*函数用途:获取当前日期所在的季度的第一天
返回值:date 当前日期所在的季度的第一天*/
date ld_return
constant integer li_monthsinquarter=3
ld_return=date(year(today()),int((month(today()) - 1)/li_monthsinquarter)*li_monthsinquarter+1,1)
return ld_return
end function
public function date of_getlastdayinquarter (date ad_date);/*函数用途:获取指定日期所在的季度的最后一天
返回值:date 指定日期所在的季度的最后一天
参数:date ad_date 指定日期*/
date ld_return
constant integer li_monthsinquarter=3
ld_return=date(year(ad_date),int((month(ad_date) - 1)/li_monthsinquarter)*li_monthsinquarter+(li_monthsinquarter+1),integer(28+integer(mid('3'+string(abs(sign(mod(sign(mod(abs(year(ad_date)),4))+sign(mod(abs(year(ad_date)),100))+sign(mod(abs(year(ad_date)),400)),2)) -1))+'3232332323',month(ad_date),1))))
return ld_return
end function
public function date of_getlastdayinquarter ();/*函数用途:获取当前日期所在的季度的最后一天
返回值:date 当前日期所在的季度的最后一天*/
date ld_return
constant integer li_monthsinquarter=3
ld_return=date(year(today()),int((month(today()) - 1)/li_monthsinquarter)*li_monthsinquarter+(li_monthsinquarter+1),integer(28+integer(mid('3'+string(abs(sign(mod(sign(mod(abs(year(today())),4))+sign(mod(abs(year(today())),100))+sign(mod(abs(year(today())),400)),2)) -1))+'3232332323',month(today()),1))))
return ld_return
end function
public function long of_countweeksinyear (date ad_source);/*函数用途:获取指定日期所在年份的星期数
返回值:long 返回日期所在年份的星期数
参数:date ad_source 指定日期*/
date ld_first_ofyear
integer li_weeknumber
integer li_leftover_days
If IsNull(ad_source) Then
long ll_null
SetNull(ll_null)
Return ll_null
End If
ld_first_ofyear = Date(Year(ad_source), 1, 1)
li_weeknumber = of_WeeksAfter (ld_first_ofyear, ad_source) + 1
li_leftover_days = Mod(DaysAfter (ld_first_ofyear, ad_source), 7)
If (of_getdayinweek(ld_first_ofyear) + li_leftover_days) >= 8 then
li_weeknumber ++
End If
Return li_weeknumber
end function
public function integer of_getdayinweek (date ad_source);// 描述: 决定日期是星期几，以星期天作为一个星期的第一天
// 参数:
// [value] date ad_source <描述>
// 返回: (INTEGER)
// 1 - If the Day is Sunday.
// 2 - If the Day is Monday
// 3 - If the Day is Tuesday.
// 4 - If the Day is Wednesday.
// 5 - If the Day is Thursday.
// 6 - If the Day is Friday.
// 7 - If the Day is Saturday.
// If any argument's value is NULL, function returns NULL.
//
If IsNull(ad_source) Then
long ll_null
SetNull(ll_null)
Return ll_null
End If
return DayNumber (ad_source)
end function
public function date of_getfirstdayinyear (date ad_date);/*函数功能：获取指定日期所在年份的第一天
返回值：date 指定日期所在年份的第一天
参数：date ad_date 日期 */
return date(year(ad_date),1,1)
end function
public function date of_getfirstdayinyear ();/*函数功能：获取当前日期所在年份的第一天
返回值：date 当前日期所在年份的第一天
参数：date ad_date 日期 */
return date(year(today()),1,1)
end function
public function date of_getfirstdayinyear (integer ai_year);/*函数功能：获取指定年份的第一天
返回值：date 指定年份的第一天
参数：date ad_date 日期 */
return date(ai_year,1,1)
end function
public function date of_getlastdayinyear (date ad_date);/*函数功能：获取指定日期所在年份的最后一天
返回值：date 指定日期所在年份的最后一天
参数：date ad_date 日期 */
return date(year(ad_date),12,31)
end function
public function date of_getlastdayinyear ();/*函数功能：获取当前日期所在年份的最后一天
返回值：date 当前日期所在年份的最后一天
参数：date ad_date 日期 */
return date(year(today()),12,31)
end function
public function date of_getlastdayinyear (integer ai_year);/*函数功能：获取指定日期所在年份的最后一天
返回值：date 指定日期所在年份的最后一天
参数：integer ai_year 年份 */
return date(ai_year,12,31)
end function
public function integer of_countyeardays (date ad_date);/*函数用途:获取指定日期所在年份的天数
函数返回值:integer 天数
参数:date ad_date 日期*/
return daysafter(of_getfirstdayinyear(ad_date),of_getlastdayinyear(ad_date))
end function
public function integer of_countyeardays ();/*函数用途:获取当前日期所在年份的天数
函数返回值:integer 天数*/
return daysafter(of_getfirstdayinyear(),of_getlastdayinyear())
end function
public function integer of_countyeardays (integer ai_year);/*函数用途:获取指定年份的天数
函数返回值:integer 天数
参数:integer ai_year 年份*/
return daysafter(of_getfirstdayinyear(ai_year),of_getlastdayinyear(ai_year))
end function
public function string of_getconstellation (date ad_date);/*函数用途:返回指定日期所在星座
返回值:string 指定日期所在星座
参数:date ad_date 指定日期*/
return mid("摩羯水瓶双鱼白羊金牛双子巨蟹狮子处女天秤天蝎射手摩羯",(month(ad_date)+sign(sign(day(ad_date) -(19+integer(mid('102123444423',month(ad_date),1))))+1))*4 -3,4)+'座'
end function
public function string of_getgenus (integer ai_year);/*函数功能：获取指定年份的生肖
返回值：string 返回指定的年份的生肖
参数：ai_year integer 年份*/
string ls_return
setnull(ls_return)
if ai_year <1900 then return ls_return
ls_return=mid(fill('鼠牛虎兔龙蛇马羊猴鸡狗猪',48),(mod(ai_year -1900,12)+13)*2 -1,2)
return ls_return
end function
public function string of_convertdayoflunar (date ad_date);string WeekName[0 to 7],TianGan[0 to 9],DiZhi[0 to 11],ShuXiang[0 to 11],DayName[0 to 30],MonName[0 to 12]
long MonthAdd[0 to 11],NongliData[0 to 99]
long curTime, curYear, curMonth, curDay, curWeekday
string GongliStr, WeekdayStr, NongliStr, NongliDayStr
long i, m, n, k, isEnd, bit,thedate
WeekName[0] = " * "
WeekName[1] = "星期日"
WeekName[2] = "星期一"
WeekName[3] = "星期二"
WeekName[4] = "星期三"
WeekName[5] = "星期四"
WeekName[6] = "星期五"
WeekName[7] = "星期六"
//天干名称
TianGan[0] = "甲"
TianGan[1] = "乙"
TianGan[2] = "丙"
TianGan[3] = "丁"
TianGan[4] = "戊"
TianGan[5] = "己"
TianGan[6] = "庚"
TianGan[7] = "辛"
TianGan[8] = "壬"
TianGan[9] = "癸"
//地支名称
DiZhi[0] = "子"
DiZhi[1] = "丑"
DiZhi[2] = "寅"
DiZhi[3] = "卯"
DiZhi[4] = "辰"
DiZhi[5] = "巳"
DiZhi[6] = "午"
DiZhi[7] = "未"
DiZhi[8] = "申"
DiZhi[9] = "酉"
DiZhi[10] = "戌"
DiZhi[11] = "亥"
//属相名称
ShuXiang[0] = "鼠"
ShuXiang[1] = "牛"
ShuXiang[2] = "虎"
ShuXiang[3] = "兔"
ShuXiang[4] = "龙"
ShuXiang[5] = "蛇"
ShuXiang[6] = "马"
ShuXiang[7] = "羊"
ShuXiang[8] = "猴"
ShuXiang[9] = "鸡"
ShuXiang[10] = "狗"
ShuXiang[11] = "猪"
//农历日期名
DayName[0] = "*"
DayName[1] = "初一"
DayName[2] = "初二"
DayName[3] = "初三"
DayName[4] = "初四"
DayName[5] = "初五"
DayName[6] = "初六"
DayName[7] = "初七"
DayName[8] = "初八"
DayName[9] = "初九"
DayName[10] = "初十"
DayName[11] = "十一"
DayName[12] = "十二"
DayName[13] = "十三"
DayName[14] = "十四"
DayName[15] = "十五"
DayName[16] = "十六"
DayName[17] = "十七"
DayName[18] = "十八"
DayName[19] = "十九"
DayName[20] = "二十"
DayName[21] = "廿一"
DayName[22] = "廿二"
DayName[23] = "廿三"
DayName[24] = "廿四"
DayName[25] = "廿五"
DayName[26] = "廿六"
DayName[27] = "廿七"
DayName[28] = "廿八"
DayName[29] = "廿九"
DayName[30] = "三十"
//农历月份名
MonName[0] = "*"
MonName[1] = "正"
MonName[2] = "二"
MonName[3] = "三"
MonName[4] = "四"
MonName[5] = "五"
MonName[6] = "六"
MonName[7] = "七"
MonName[8] = "八"
MonName[9] = "九"
MonName[10] = "十"
MonName[11] = "十一"
MonName[12] = "腊"
//公历每月前面的天数
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
//农历数据
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
curYear = Year(ad_date)
curMonth = Month(ad_date)
curDay = Day(ad_date)
GongliStr = string(curYear)+ "年"
If (curMonth < 10) Then
GongliStr = GongliStr + "0" +string(curMonth) + "月"
Else
GongliStr = GongliStr +string(curMonth)+"月"
End If
If (curDay < 10) Then
GongliStr = GongliStr+ "0" +string(curDay)+"日"
Else
GongliStr = GongliStr+string(curDay)+"日"
End If
//生成当前公历星期 ==> WeekdayStr
curWeekday = daynumber(ad_date)
WeekdayStr = weekName[curWeekday]
//计算到初始时间1921年2月8日的天数：1921-2-8(正月初一)
TheDate = (curYear - 1921) * 365 + Int((curYear - 1921) / 4) + curDay + MonthAdd[curMonth - 1] - 38
If (mod(CurYear,4) = 0 And curMonth > 2) Then
TheDate = TheDate+1
End If
//计算农历天干、地支、月、日
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
End If
//获取NongliData(m)的第n个二进制位的值
bit = NongliData[m]
For i = 1 To n Step 1
bit = Int(bit / 2)
Next
bit = mod(bit,2)
If (TheDate <= 29 + bit) Then
isEnd = 1
Exit
End If
TheDate = TheDate - 29 - bit
n = n - 1
loop until 1<>1
If (isEnd = 1) Then
Exit
End If
m = m + 1
Loop until 1<>1
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
//生成农历天干、地支、属相 ==> NongliStr
NongliStr = "农历" + TianGan[mod(mod(curYear - 4,60),10)] + DiZhi[mod(mod(curYear - 4, 60),12)] + "年"
NongliStr = NongliStr +"(" + ShuXiang[mod(mod(curYear - 4,60),12)] + ")"
//生成农历月、日 ==> NongliDayStr
If (curMonth < 1) Then
NongliDayStr = "闰" + MonName[-1 * curMonth]
Else
NongliDayStr = MonName[curMonth]
End If
NongliDayStr = NongliDayStr + "月"
NongliDayStr = NongliDayStr+DayName[curDay]
return nonglistr+nonglidaystr
end function
public function datetime of_relativedatetime (datetime ad_datetime, long al_number, string as_kind);//*******************************************************************************\\
//函数名：f_RelativeDataTime(datatime ad_datetime, long al_number, string al_kind)
//用 途：计算datatime类型的相对日期时间
//输 入：日期时间、相对数量、单位（天、小时、分、秒）
//输 出：推算后的日期时间
//*******************************************************************************\\
long ll_relativesecond,ll_second
time lt_time
date ld_date
constant long ONEDAYSECOND = 86400
ld_date = date(ad_datetime)
lt_time = time(ad_datetime)
choose case as_kind
case "天"
return datetime(relativedate(ld_date,al_number),lt_time)
case "小时"
ll_relativesecond = al_number * 3600
case "分"
ll_relativesecond = al_number * 60
case "秒"
ll_relativesecond = al_number
end choose
ll_second = hour(lt_time) * 3600 + minute(lt_time) * 60 + second(lt_time)
ld_date = relativedate(ld_date,integer(ll_relativesecond/ONEDAYSECOND))
ll_relativesecond -= integer(ll_relativesecond/ONEDAYSECOND) * ONEDAYSECOND
if (ll_second + ll_relativesecond < 0) then
return datetime(relativedate(ld_date,-1),relativetime(time("00:00:00:000"),ONEDAYSECOND + ll_second + ll_relativesecond))
end if
if (ll_second + ll_relativesecond > ONEDAYSECOND) then
return datetime(relativedate(ld_date,1),relativetime(time("00:00:00:000"),ll_second + ll_relativesecond - ONEDAYSECOND))
end if
return datetime(ld_date,relativetime(lt_time,ll_relativesecond))
end function
public function string of_gettgdz (integer ai_year);/*函数功能：获取指定年份的天干地支
返回值：string 返回指定的年份的天干地支
参数：ai_year integer 年份*/
string ls_return
setnull(ls_return)
if ai_year <1924 then return ls_return
ls_return=mid(fill('甲乙丙丁戊己庚辛壬癸',40),(mod(ai_year -1924,10)+11)*2 -1,2)+mid(fill('子丑寅卯辰巳午未申酉戌亥',48),(mod(ai_year -1924,12)+13)*2 -1,2)
return ls_return
end function
public function string of_gettgdz (date ad_date);/*函数功能：获取指定日期所在年份的天干地支
返回值：string 返回指定日期所在年份的天干地支
参数：ad_date date 年份*/
integer al_year
string ls_return
setnull(ls_return)
al_year=year(ad_date)
if al_year <1924 then return ls_return
ls_return=mid(fill('甲乙丙丁戊己庚辛壬癸',40),(mod(al_year -1924,10)+11)*2 -1,2)+mid(fill('子丑寅卯辰巳午未申酉戌亥',48),(mod(al_year -1924,12)+13)*2 -1,2)
return ls_return
end function
public function string of_gettgdz ();/*函数功能：获取当前日期所在年份的天干地支
返回值：string 返回当前日期所在年份的天干地支*/
integer al_year
string ls_return
setnull(ls_return)
al_year=year(today())
if al_year <1924 then return ls_return
ls_return=mid(fill('甲乙丙丁戊己庚辛壬癸',40),(mod(al_year -1924,10)+11)*2 -1,2)+mid(fill('子丑寅卯辰巳午未申酉戌亥',48),(mod(al_year -1924,12)+13)*2 -1,2)
return ls_return
end function
public function boolean of_isleapyear ();/*函数功能：获取当前日期所在年份是否为闰年
返回值：boolean 当前日期所在年份是否为闰年,true为是闰年，false为平年*/
integer li_year
li_year=year(today())
return abs(sign(mod(sign(mod(abs(li_year),4))+sign(mod(abs(li_year),100))+sign(mod(abs(li_year),400)),2)) -1)=1
end function
public function string of_getgenus (date ad_date);/*函数功能：获取指定日期所在年份的生肖
返回值：string 返回指定日期所在年份的生肖
参数：ad_date date 日期*/
integer li_year
string ls_return
li_year=year(ad_date)
setnull(ls_return)
if li_year <1900 then return ls_return
ls_return=mid(fill('鼠牛虎兔龙蛇马羊猴鸡狗猪',48),(mod(li_year -1900,12)+13)*2 -1,2)
return ls_return
end function
public function string of_getgenus ();/*函数功能：获取当前日期所在年份的生肖
返回值：string 返回当前日期所在年份的生肖 */
integer li_year
string ls_return
li_year=year(today())
setnull(ls_return)
if li_year <1900 then return ls_return
ls_return=mid(fill('鼠牛虎兔龙蛇马羊猴鸡狗猪',48),(mod(li_year -1900,12)+13)*2 -1,2)
return ls_return
end function
public function integer of_countdowinmonth ();/*函数功能：获取当前日期所在月份的星期一的天数
返回值：integer 当前日期所在月份的星期一的天数 */
return of_countdowinmonth(today(),2)
end function
public function integer of_getage (date ad_brithday);/*函数作用:获取指定生日到当前日期的年纪
函数返回值:integer 指定生日到当前日期的年纪
参数:date ad_brithday 出生日期*/
integer li_age
date ld_date
date ld_temp
ld_date=today()
if ad_brithday>ld_date then
ld_temp=ad_brithday
ad_brithday=ld_date
ld_date=ld_temp
end if
li_age=of_yearsafter(ad_brithday,ld_date)
if ld_date<date(year(ld_date),month(ad_brithday),day(ad_brithday)) then
li_age=li_age - 1
end if
return li_age
end function
public function integer of_countdowinmonth (integer ai_dow);/*函数功能：获取当前日期所在月份的指定星期几的天数
返回值：integer 指定当前所在月份的指定星期几的天数
参数： ai_dow integer 指定的星期几 1代表星期天......7代表星期六*/
date d_first
integer intcount,intmonth
if(ai_dow<1 or ai_dow>7) then
ai_dow=daynumber(today())
end if
intmonth=month(today())
d_first=date(year(today()),month(today()),1)
do while daynumber(d_first)<>ai_dow
d_first=relativedate(d_first,1)
loop
intcount=0
do while month(d_first)=intmonth
intcount=intcount+1
d_first=relativedate(d_first,7)
loop
return intcount
end function
public function long of_countweeksinyear ();/*函数用途:获取当前日期所在年份的星期数
返回值:long 返回当前日期所在年份的星期数*/
date ld_first_ofyear
integer li_weeknumber
integer li_leftover_days
ld_first_ofyear = Date(Year(today()), 1, 1)
li_weeknumber = of_WeeksAfter (ld_first_ofyear, today()) + 1
li_leftover_days = Mod(DaysAfter (ld_first_ofyear, today()), 7)
If (of_getdayinweek(ld_first_ofyear) + li_leftover_days) >= 8 then
li_weeknumber ++
End If
Return li_weeknumber
end function
public function boolean of_setsystemtime (datetime adt_datetime);stc_systemtime lstc_systemtime
date ld_date
time lt_time
ld_date=date(adt_datetime)
lt_time=time(adt_datetime)
lstc_systemtime.wyear=year(ld_date)
lstc_systemtime.wmonth=month(ld_date)
lstc_systemtime.wday=day(ld_date)
lstc_systemtime.wdayofweek=daynumber(ld_date)
lstc_systemtime.whour=hour(lt_time)
lstc_systemtime.wminute=minute(lt_time)
lstc_systemtime.wsecond=minute(lt_time)
lstc_systemtime.wmilliseconds=0
return setsystemtime(lstc_systemtime)<>0
end function
on nvo_datetime.create
call super::create
TriggerEvent( this, "constructor" )
end on
on nvo_datetime.destroy
TriggerEvent( this, "destructor" )
call super::destroy
end on
event constructor;//**********************************************************//
//nvo_datetime 日期时间操作类 ,自创建不可视用户对象 //
//author:tiantianpb //
//write date:2003-11-16 //
//used:对各种常用的日期时间操作进行了相关的封装 //
//********************************************************* //
end event
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