java.lang.Object
- db2000.J.eXtrafunctions.fDATESTRING

```
public class fDATESTRING
extends Object
```
datestring functions

Constructor Summary

Constructors
Constructor Description

fDATESTRING()

Method Summary

All Methods Static Methods Concrete Methods
Modifier and Type	Method	Description
`static String`	`AddDaysToDate(String xDatestring, int xDays)`	returns the datestring on which have added days
`static boolean`	`AddEasterDayInHolidays(int xYear, boolean xAddEasterMonday)`	inserts easter days in holidays returns [true] if the upload was successful, otherwise [false]
`static String`	`AddMonthsToDate(String xDatestring, int xMonths)`	returns the datestring on which have added months
`static String`	`AddYearsToDate(String xDatestring, int xYears)`	returns the datestring on which have added years
`static int`	`Age(String xBirthDatestring)`	returns the age (years) from the birthdate
`static int`	`CountHolidaysFromDates(String xStartDatestring, String xEndDatestring)`	returns the number of holidays between two datestring
`static int`	`CountWeekdayInMonth(int xWeekday, String xDatestring)`	returns the number of times the weekday of the month
`static int`	`CountWorkdaysFromDates(String xStartDatestring, String xEndDatestring, int xMode)`	returns the number of working days between two datestring
`static String`	`DateConversion(String xDateString, int xDateInputType, int xDateOutputType, String xSeparator)`	returns a datestring converted as required
`static long`	`DateDiff(String xDatestring1, String xDatestring2, String xInterval, boolean xAbsoluteValue)`	returns a value corresponding to the number of time intervals between two datestring
`static String`	`DateFromYMD(int year, int month, int day)`	returns the datestring corresponding to the settings of the year, month and day
`static String`	`DateFromYMDHMS(int year, int month, int day, int hour, int minute, int second)`	returns the datestring corresponding to the settings of the year, month, day, hour, minute and second
`static Date`	`DatestringToDate(String xDateString)`	converts a datestring to a date
`static String`	`DateToDatestring(Date xDate)`	converts a date to a datestring
`static int`	`Day(String xDatestring)`	returns the day of the month
`static int`	`DaysInMonth(int xYear, int xMonth)`	returns the days number of the month
`static String`	`EasterDate(int xYear)`	returns the easter datestring
`static String`	`FindDateNextWeekday(int xWeekday, String xDatestring)`	returns the datestring found of the next weekday
`static String`	`FindDatePreviousWeekday(int xWeekday, String xDatestring)`	returns the datestring found of the previous weekday
`static String`	`FirstDateOfCurrentWeek()`	returns the datestring of the first day of the current week
`static String`	`FirstDateOfMonth(String xDatestring)`	returns the datestring of the first day of the month
`static String`	`FirstDateOfQuarter(String xDatestring)`	returns the datestring corresponding to the first day of a quarter
`static String`	`FirstDateOfWeek(String xDatestring)`	returns the datestring of the first day of the week
`static String`	`FirstDateOfYearWeek(int xWeek, int xYear)`	returns the datestring on the first day of the 'n' year week (0-51)
`static String`	`FirstWorkdayNameOfMonth(String xDatestring, int xMode, boolean Shortname)`	returns the name of the first workday of the month
`static String`	`FirstWorkdayOfMonth(String xDatestring, int xMode)`	returns the datestring of the first workday of the month
`static String`	`GetDateFormat()`	returns the datestring format in use (default is "dd/MM/yyyy")
`static int`	`GetFirstWeekday()`	returns the first weekday (1 = sunday default, 2 = monday, ..., 7 = saturday)
`static String[]`	`GetHolidays()`	returns an string array containing all holidays allocated in memory
`static boolean`	`InsertNewHolidayInMemory(int xMonth, int xDay)`	inserts a new holiday in memory (RAM) WARNING: not historicizes in external file returns [true] if the insert was successful, otherwise [false]
`static boolean`	`IsDate(String xDatestring)`	returns [true] if the datestring is valid, otherwise [false]
`static boolean`	`IsDatestring(String xDatestring)`	returns [true] if the datestring is valid, otherwise [false]
`static boolean`	`IsHoliday(String xDatestring)`	returns [true] if the datestring is a holiday, otherwise [false]
`static boolean`	`IsWeekend(String xDatestring)`	returns [true] if the datestring is a weekend, otherwise it returns [false]
`static String`	`LastDateOfMonth(String xDatestring)`	returns the datestring of the last day of the month
`static String`	`LastDateOfQuarter(String xDatestring)`	returns the datestring corresponding to the last day of a quarter
`static String`	`LastDateOfWeek(String xDatestring)`	returns the datestring corresponding to the last day of the week
`static int`	`LastDayOfMonth(String xDatestring)`	returns the last day of the month
`static String`	`LastWorkdayNameOfMonth(String xDatestring, int xMode, boolean Shortname)`	returns the name of the last workday of the month
`static String`	`LastWorkdayOfMonth(String xDatestring, int xMode)`	returns the datestring of the last workday of the month
`static boolean`	`LoadHolidaysFromFile(String xFileName)`	loads the text file that contains the holidays, each line of text is a single holiday (use "MMDD" format) returns [true] if the upload was successful, otherwise [false]
`static int`	`Month(String xDatestring)`	returns the month
`static String`	`MonthName(String xDatestring, boolean xShortname)`	returns the month name
`static String`	`NextAnniversary(String xDatestring)`	returns the datestring of the next anniversary
`static String`	`NextDate(String xDatestring)`	returns the next datestring (24 hours later), 'Null' is datestring not valid or error
`static int`	`NextDay(String xDatestring)`	returns the day next
`static int`	`NextMonth(String xDatestring)`	returns the next month
`static String`	`NextMonthName(String xDatestring, boolean xShortname)`	returns the next month name
`static int`	`NextWeekday(String xDatestring)`	returns the next weekday (1 = sunday, 2 = monday, ..., 7 = saturday)
`static String`	`NextWeekdayName(String xDatestring, boolean xShortname)`	returns the day name of the next weekday
`static String`	`NextWorkday(String xDatestring, int xMode)`	returns the datestring of the next workday
`static String`	`NextWorkdayName(String xDatestring, int xMode, boolean Shortname)`	returns the name of the next workday
`static int`	`NextYear(String xDatestring)`	returns the next year
`static String`	`Now()`	returns the current date
`static String`	`NthWeekday(String xDatestring, int xNth, int xWeekday, boolean xMode)`	returns the datestring subsequent to the weekday setted for the number of recurrences specified
`static String`	`PreviousDate(String xDatestring)`	returns the previous datestring (24 hours before), 'Null' is datestring not valid or error
`static int`	`PreviousDay(String xDatestring)`	returns the previous day
`static int`	`PreviousMonth(String xDatestring)`	returns the previous month
`static String`	`PreviousMonthName(String xDatestring, boolean xShortname)`	returns the previous month name
`static int`	`PreviousWeekday(String xDatestring)`	returns the previous weekday (1 = sunday, 2 = monday, ..., 7 = saturday)
`static String`	`PreviousWeekdayName(String xDatestring, boolean xShortname)`	returns the day name of the previous weekday
`static String`	`PreviousWorkday(String xDatestring, int xMode)`	returns the datestring of the previous workday
`static String`	`PreviousWorkdayName(String xDatestring, int xMode, boolean Shortname)`	returns the name of the previous workday
`static int`	`PreviousYear(String xDatestring)`	returns the previous year
`static void`	`SetDateFormat(String xDateFormat)`	sets the datestring format
`static void`	`SetFirstWeekday(int xWeekday)`	sets the first weekday
`static String`	`SkipDateIfHolidays(String xDatestring, boolean xForward)`	returns the first datestring after the holidays
`static String`	`SkipDateIfHolidaysOrWeekend(String xDatestring, boolean xForward)`	returns the first datestring after the holidays and/or weekend
`static String`	`SkipDateIfWeekend(String xDatestring, boolean xForward)`	returns the first datestring after the weekend
`static int`	`Weekday(String xDatestring)`	returns the weekday (1 = sunday, 2 = monday, ..., 7 = saturday)
`static String`	`WeekdayName(String xDatestring, boolean xShortname)`	returns the day name of the week
`static int`	`Year(String xDatestring)`	returns the year

Methods inherited from class java.lang.Object
clone, equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - fDATESTRING
```
public fDATESTRING()
```
- Method Detail
  - AddDaysToDate
```
public static String AddDaysToDate(String xDatestring,
                                   int xDays)
```
    returns the datestring on which have added days
    
    Parameters:
    
    xDatestring - the datestring to which should be added the days
    
    xDays - the number of days to add to the datestring
  - AddEasterDayInHolidays
```
public static boolean AddEasterDayInHolidays(int xYear,
                                             boolean xAddEasterMonday)
```
    inserts easter days in holidays returns [true] if the upload was successful, otherwise [false]
  - AddMonthsToDate
```
public static String AddMonthsToDate(String xDatestring,
                                     int xMonths)
```
    returns the datestring on which have added months
    
    Parameters:
    
    xDatestring - the datestring to which should be added the months
    
    xMonths - the number of months to add to the datestring
  - AddYearsToDate
```
public static String AddYearsToDate(String xDatestring,
                                    int xYears)
```
    returns the datestring on which have added years
    
    Parameters:
    
    xDatestring - the datestring to which should be added the years
    
    xYears - the number of years to add to the datestring
  - Age
```
public static int Age(String xBirthDatestring)
```
    returns the age (years) from the birthdate
  - CountHolidaysFromDates
```
public static int CountHolidaysFromDates(String xStartDatestring,
                                         String xEndDatestring)
```
    returns the number of holidays between two datestring
    
    Parameters:
    
    xStartDatestring - the start datestring
    
    xEndDatestring - the end datestring
  - CountWeekdayInMonth
```
public static int CountWeekdayInMonth(int xWeekday,
                                      String xDatestring)
```
    returns the number of times the weekday of the month
    
    Parameters:
    
    xWeekday - 1 = sunday, 2 = monday, ..., 7 = saturday
    
    xDatestring - an datestring of the month
  - CountWorkdaysFromDates
```
public static int CountWorkdaysFromDates(String xStartDatestring,
                                         String xEndDatestring,
                                         int xMode)
```
    returns the number of working days between two datestring
    
    Parameters:
    
    xStartDatestring - the start datestring
    
    xEndDatestring - the end datestring
    
    xMode - 0 = normal, 1 = keep holidays, 2 = keep weekends, 3 = keep holidays and weekends
  - DateDiff
```
public static long DateDiff(String xDatestring1,
                            String xDatestring2,
                            String xInterval,
                            boolean xAbsoluteValue)
```
    returns a value corresponding to the number of time intervals between two datestring
    
    Parameters:
    
    xDatestring1 - the datestring 1
    
    xDatestring2 - the datestring 2
    
    xInterval - "y" = years, "m" = months, "d" days, "h" = hours, "n" = minutes, "s" = seconds, "!" = milliseconds
    
    xAbsoluteValue - 'true' = absolute value, 'false' = none
  - DateFromYMD
```
public static String DateFromYMD(int year,
                                 int month,
                                 int day)
```
    returns the datestring corresponding to the settings of the year, month and day
  - DateFromYMDHMS
```
public static String DateFromYMDHMS(int year,
                                    int month,
                                    int day,
                                    int hour,
                                    int minute,
                                    int second)
```
    returns the datestring corresponding to the settings of the year, month, day, hour, minute and second
  - DateConversion
```
public static String DateConversion(String xDateString,
                                    int xDateInputType,
                                    int xDateOutputType,
                                    String xSeparator)
```
    returns a datestring converted as required
    
    Parameters:
    
    xDatastring - the datestring to be converted
    
    xDateInputType - the datestring format input
    
    xDateOutputType - the datestring format output
    
    xSeparator - the separator to be applied to the converted datestring the date format in input or output can be: 1 = "DD/MM/YYYY" 2 = "MM/DD/YYYY" 3 = "YYYY/MM/DD") 4 = "YYYY/DD/MM") 5 = "DD/YYYY/MM") 6 = "MM/YYYY/DD") 7 = "DDMMYYYY" 8 = "MMDDYYYY" 9 = "YYYYMMDD") 10 = "YYYYDDMM") 11 = "DDYYYYMM") 12 = "MMYYYYDD") returns the converted datestring
  - DatestringToDate
```
public static Date DatestringToDate(String xDateString)
```
    converts a datestring to a date
    
    Parameters:
    
    xDateString - the datestring to be converted returns the date, 'Null' is datestring not valid or error
  - DateToDatestring
```
public static String DateToDatestring(Date xDate)
```
    converts a date to a datestring
    
    Parameters:
    
    xDate - the date to be converted returns the date in string format, 'Null' is date not valid or error
  - Day
```
public static int Day(String xDatestring)
```
    returns the day of the month
  - DaysInMonth
```
public static int DaysInMonth(int xYear,
                              int xMonth)
```
    returns the days number of the month
  - EasterDate
```
public static String EasterDate(int xYear)
```
    returns the easter datestring
  - FindDateNextWeekday
```
public static String FindDateNextWeekday(int xWeekday,
                                         String xDatestring)
```
    returns the datestring found of the next weekday
    
    Parameters:
    
    xWeekday - the day of week (1 = sunday, 2 = monday, ..., 7 = saturday)
    
    xDatestring - the datestring from which to search
  - FindDatePreviousWeekday
```
public static String FindDatePreviousWeekday(int xWeekday,
                                             String xDatestring)
```
    returns the datestring found of the previous weekday
    
    Parameters:
    
    xWeekday - the day of week (1 = sunday, 2 = monday, ..., 7 = saturday)
    
    xDatestring - the datestring from which to search
  - FirstDateOfMonth
```
public static String FirstDateOfMonth(String xDatestring)
```
    returns the datestring of the first day of the month
  - FirstDateOfQuarter
```
public static String FirstDateOfQuarter(String xDatestring)
```
    returns the datestring corresponding to the first day of a quarter
  - FirstDateOfWeek
```
public static String FirstDateOfWeek(String xDatestring)
```
    returns the datestring of the first day of the week
  - FirstDateOfYearWeek
```
public static String FirstDateOfYearWeek(int xWeek,
                                         int xYear)
```
    returns the datestring on the first day of the 'n' year week (0-51)
  - FirstDateOfCurrentWeek
```
public static String FirstDateOfCurrentWeek()
```
    returns the datestring of the first day of the current week
  - FirstWorkdayOfMonth
```
public static String FirstWorkdayOfMonth(String xDatestring,
                                         int xMode)
```
    returns the datestring of the first workday of the month
    
    Parameters:
    
    xDatestring - the start datestring
    
    xMode - = 0 skip holidays, = 1 skip weekends, = 2 skip holidays and weekends
  - FirstWorkdayNameOfMonth
```
public static String FirstWorkdayNameOfMonth(String xDatestring,
                                             int xMode,
                                             boolean Shortname)
```
    returns the name of the first workday of the month
    
    Parameters:
    
    xDatestring - the start datestring
    
    xMode - = 0 skip holidays, = 1 skip weekends, = 2 skip holidays and weekends
  - GetDateFormat
```
public static String GetDateFormat()
```
    returns the datestring format in use (default is "dd/MM/yyyy")
  - GetFirstWeekday
```
public static int GetFirstWeekday()
```
    returns the first weekday (1 = sunday *default*, 2 = monday, ..., 7 = saturday)
  - GetHolidays
```
public static String[] GetHolidays()
```
    returns an string array containing all holidays allocated in memory
  - InsertNewHolidayInMemory
```
public static boolean InsertNewHolidayInMemory(int xMonth,
                                               int xDay)
```
    inserts a new holiday in memory (RAM) WARNING: not historicizes in external file returns [true] if the insert was successful, otherwise [false]
  - IsDate
```
public static boolean IsDate(String xDatestring)
```
    returns [true] if the datestring is valid, otherwise [false]
    
    Parameters:
    
    xDatestring - the datestring to be checked
  - IsDatestring
```
public static boolean IsDatestring(String xDatestring)
```
    returns [true] if the datestring is valid, otherwise [false]
    
    Parameters:
    
    xDateString - the datestring to be checked
  - IsHoliday
```
public static boolean IsHoliday(String xDatestring)
```
    returns [true] if the datestring is a holiday, otherwise [false]
  - IsWeekend
```
public static boolean IsWeekend(String xDatestring)
```
    returns [true] if the datestring is a weekend, otherwise it returns [false]
  - LastDateOfMonth
```
public static String LastDateOfMonth(String xDatestring)
```
    returns the datestring of the last day of the month
  - LastDateOfQuarter
```
public static String LastDateOfQuarter(String xDatestring)
```
    returns the datestring corresponding to the last day of a quarter
  - LastDateOfWeek
```
public static String LastDateOfWeek(String xDatestring)
```
    returns the datestring corresponding to the last day of the week
  - LastDayOfMonth
```
public static int LastDayOfMonth(String xDatestring)
```
    returns the last day of the month
  - LastWorkdayOfMonth
```
public static String LastWorkdayOfMonth(String xDatestring,
                                        int xMode)
```
    returns the datestring of the last workday of the month
    
    Parameters:
    
    xDatestring - the start datestring
    
    xMode - = 0 skip holidays, = 1 skip weekends, = 2 skip holidays and weekends
  - LastWorkdayNameOfMonth
```
public static String LastWorkdayNameOfMonth(String xDatestring,
                                            int xMode,
                                            boolean Shortname)
```
    returns the name of the last workday of the month
    
    Parameters:
    
    xDatestring - the start datestring
    
    xMode - = 0 skip holidays, = 1 skip weekends, = 2 skip holidays and weekends
  - LoadHolidaysFromFile
```
public static boolean LoadHolidaysFromFile(String xFileName)
```
    loads the text file that contains the holidays, each line of text is a single holiday (use "MMDD" format) returns [true] if the upload was successful, otherwise [false]
  - Month
```
public static int Month(String xDatestring)
```
    returns the month
  - MonthName
```
public static String MonthName(String xDatestring,
                               boolean xShortname)
```
    returns the month name
  - NextAnniversary
```
public static String NextAnniversary(String xDatestring)
```
    returns the datestring of the next anniversary
  - NextDate
```
public static String NextDate(String xDatestring)
```
    returns the next datestring (24 hours later), 'Null' is datestring not valid or error
  - NextDay
```
public static int NextDay(String xDatestring)
```
    returns the day next
  - NextMonth
```
public static int NextMonth(String xDatestring)
```
    returns the next month
  - NextMonthName
```
public static String NextMonthName(String xDatestring,
                                   boolean xShortname)
```
    returns the next month name
  - NextWeekday
```
public static int NextWeekday(String xDatestring)
```
    returns the next weekday (1 = sunday, 2 = monday, ..., 7 = saturday)
  - NextWeekdayName
```
public static String NextWeekdayName(String xDatestring,
                                     boolean xShortname)
```
    returns the day name of the next weekday
  - NextWorkday
```
public static String NextWorkday(String xDatestring,
                                 int xMode)
```
    returns the datestring of the next workday
    
    Parameters:
    
    xDatestring - the start datestring
    
    xMode - = 0 skip holidays, = 1 skip weekends, = 2 skip holidays and weekends
  - NextWorkdayName
```
public static String NextWorkdayName(String xDatestring,
                                     int xMode,
                                     boolean Shortname)
```
    returns the name of the next workday
    
    Parameters:
    
    xDatestring - the start datestring
    
    xMode - = 0 skip holidays, = 1 skip weekends, = 2 skip holidays and weekends
  - NextYear
```
public static int NextYear(String xDatestring)
```
    returns the next year
  - Now
```
public static String Now()
```
    returns the current date
  - NthWeekday
```
public static String NthWeekday(String xDatestring,
                                int xNth,
                                int xWeekday,
                                boolean xMode)
```
    returns the datestring subsequent to the weekday setted for the number of recurrences specified
    
    Parameters:
    
    xDatestring - the start datestring
    
    xNth - the number of recurrences
    
    xWeekday - the weekday (1 = sunday, 2 = monday, ..., 7 = saturday)
    
    xMode - [false] = starts from the day specified in the datestring, [true] = starts from the first day of the month shown in the datestring
  - PreviousDate
```
public static String PreviousDate(String xDatestring)
```
    returns the previous datestring (24 hours before), 'Null' is datestring not valid or error
  - PreviousDay
```
public static int PreviousDay(String xDatestring)
```
    returns the previous day
  - PreviousMonth
```
public static int PreviousMonth(String xDatestring)
```
    returns the previous month
  - PreviousMonthName
```
public static String PreviousMonthName(String xDatestring,
                                       boolean xShortname)
```
    returns the previous month name
  - PreviousWeekday
```
public static int PreviousWeekday(String xDatestring)
```
    returns the previous weekday (1 = sunday, 2 = monday, ..., 7 = saturday)
  - PreviousWeekdayName
```
public static String PreviousWeekdayName(String xDatestring,
                                         boolean xShortname)
```
    returns the day name of the previous weekday
  - PreviousWorkday
```
public static String PreviousWorkday(String xDatestring,
                                     int xMode)
```
    returns the datestring of the previous workday
    
    Parameters:
    
    xDatestring - the start datestring
    
    xMode - = 0 skip holidays, = 1 skip weekends, = 2 skip holidays and weekends
  - PreviousWorkdayName
```
public static String PreviousWorkdayName(String xDatestring,
                                         int xMode,
                                         boolean Shortname)
```
    returns the name of the previous workday
    
    Parameters:
    
    xDatestring - the start datestring
    
    xMode - = 0 skip holidays, = 1 skip weekends, = 2 skip holidays and weekends
  - PreviousYear
```
public static int PreviousYear(String xDatestring)
```
    returns the previous year
  - SetDateFormat
```
public static void SetDateFormat(String xDateFormat)
```
    sets the datestring format
    
    Parameters:
    
    xDateFormat - the datestring format
  - SetFirstWeekday
```
public static void SetFirstWeekday(int xWeekday)
```
    sets the first weekday
    
    Parameters:
    
    xWeekday - the weekday (1 = sunday , 2 = monday, ..., 7 = saturday)
  - SkipDateIfHolidays
```
public static String SkipDateIfHolidays(String xDatestring,
                                        boolean xForward)
```
    returns the first datestring after the holidays
  - SkipDateIfHolidaysOrWeekend
```
public static String SkipDateIfHolidaysOrWeekend(String xDatestring,
                                                 boolean xForward)
```
    returns the first datestring after the holidays and/or weekend
  - SkipDateIfWeekend
```
public static String SkipDateIfWeekend(String xDatestring,
                                       boolean xForward)
```
    returns the first datestring after the weekend
  - Weekday
```
public static int Weekday(String xDatestring)
```
    returns the weekday (1 = sunday, 2 = monday, ..., 7 = saturday)
  - WeekdayName
```
public static String WeekdayName(String xDatestring,
                                 boolean xShortname)
```
    returns the day name of the week
  - Year
```
public static int Year(String xDatestring)
```
    returns the year

Class fDATESTRING

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Detail

fDATESTRING

Method Detail

AddDaysToDate

AddEasterDayInHolidays

AddMonthsToDate

AddYearsToDate

Age

CountHolidaysFromDates

CountWeekdayInMonth

CountWorkdaysFromDates

DateDiff

DateFromYMD

DateFromYMDHMS

DateConversion

DatestringToDate

DateToDatestring

Day

DaysInMonth

EasterDate

FindDateNextWeekday

FindDatePreviousWeekday

FirstDateOfMonth

FirstDateOfQuarter

FirstDateOfWeek

FirstDateOfYearWeek

FirstDateOfCurrentWeek

FirstWorkdayOfMonth

FirstWorkdayNameOfMonth

GetDateFormat

GetFirstWeekday

GetHolidays

InsertNewHolidayInMemory

IsDate

IsDatestring

IsHoliday

IsWeekend

LastDateOfMonth

LastDateOfQuarter

LastDateOfWeek

LastDayOfMonth

LastWorkdayOfMonth

LastWorkdayNameOfMonth

LoadHolidaysFromFile

Month

MonthName

NextAnniversary

NextDate

NextDay

NextMonth

NextMonthName

NextWeekday

NextWeekdayName

NextWorkday

NextWorkdayName

NextYear

Now

NthWeekday

PreviousDate

PreviousDay

PreviousMonth

PreviousMonthName

PreviousWeekday

PreviousWeekdayName

PreviousWorkday

PreviousWorkdayName

PreviousYear

SetDateFormat

SetFirstWeekday

SkipDateIfHolidays

SkipDateIfHolidaysOrWeekend

SkipDateIfWeekend

Weekday

WeekdayName

Year