DateDiff Function

Returns the number of date or time intervals between two given date values.

Syntaks:


DateDiff (interval As String, date1 As Date, date2 As Date [, firstDayOfWeek As Integer [, firstWeekOfYear As Integer]]) As Double

Returverdi

A number.

Parametre:

interval - A string expression from the following table, specifying the date or time interval.

interval (string value)

Forklaring

yyyy

År

q

Quarter

m

Måned

y

Day of year

w

Ukedag

ww

Week of year

d

Dag

h

Time

n

Minute

s

Second


date1, date2 - The two date values to be compared.

Datobokstaver lar deg spesifisere entydige datovariabler som er uavhengige av gjeldende språk. Bokstaver er omsluttet mellom hash-tegn #. Mulige formater er:

firstdayofweek: An optional parameter that specifies the starting day of a week.

firstdayofweek value

Forklaring

0

Use system default value

1

Sunday (default)

2

Mandag

3

Tirsdag

4

Onsdag

5

Torsdag

6

Fredag

7

Saturday


firstweekofyear: An optional parameter that specifies the starting week of a year.

firstweekofyear value

Forklaring

0

Use system default value

1

Week 1 is the week with January, 1st (default)

2

Week 1 is the first week containing four or more days of that year

3

Week 1 is the first week containing only days of the new year


Eksempel:


Sub example_datediff
    MsgBox DateDiff("d", #1/1/2005#, #2005-12-31#)
End Sub

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