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This function is used to determine the current date and time. It returns a serial number that represents the current date and time in Excel. The results are updated each time a worksheet is opened or refreshed.
NOW()
This function does not accept arguments.
This function is updated only when the spreadsheet or cell containing the function is recalculated. This is a volatile function with version 2.5 or later.
Does not accept data. Returns a numeric value.
If it is 04:50:00 P.M. , February 14, 2019, then:
NOW()
gives the result 43510.70174
This function is available in product version 1.0 or later. This function is a volatile function in version 2.5 or later.
!type=note
Note: If a user uses LegacyBehaviors.CalculationEngine, the NOW function will return the DateTime object instead of the serial numeric value. .