NETWORKDAYS

This function returns the total number of complete working days between the start and end dates.

NETWORKDAYS(startdate,enddate,holidays)

This function has these arguments:

Argument	Description
startdate	Date that is the starting date; a number (as in 37806.5), or a DateTime object, as in DATE(2003,7,4)
enddate	Date that is the ending date; a number (as in 37806.5), or a DateTime object, as in DATE(2003,7,4)
holidays	[Optional] Range of dates to exclude from the calculation; if omitted, the calculation assumes no holidays and all weekdays are workdays

Accepts numeric, string, or DateTime object data. Returns numeric data.

NETWORKDAYS(L4,L5)

NETWORKDAYS(R4C12,R1C1,R2C2)

This function is available in product version 2.0 or later.