DATE2JULIAN

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The Gnumeric Manual, version 1.12
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    ASCENSIONTHURSDAY
    
    ASHWEDNESDAY
    
    DATE
    
    DATE2HDATE
    
    DATE2HDATE_HEB
    
    DATE2JULIAN
    
    DATE2UNIX
    
    DATEDIF
    
    DATEVALUE
    
    DAY
    
    DAYS
    
    DAYS360
    
    EASTERSUNDAY
    
    EDATE
    
    EOMONTH
    
    GOODFRIDAY
    
    HDATE
    
    HDATE_DAY
    
    HDATE_HEB
    
    HDATE_JULIAN
    
    HDATE_MONTH
    
    HDATE_YEAR
    
    HOUR
    
    ISOWEEKNUM
    
    ISOYEAR
    
    MINUTE
    
    MONTH
    
    NETWORKDAYS
    
    NOW
    
    ODF.TIME
    
    PENTECOSTSUNDAY
    
    SECOND
    
    TIME
    
    TIMEVALUE
    
    TODAY
    
    UNIX2DATE
    
    WEEKDAY
    
    WEEKNUM
    
    WORKDAY
    
    YEAR
    
    YEARFRAC
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DATE2JULIAN — Julian day number for given Gregorian date

DATE2JULIAN(date)

date: Gregorian date, defaults to today