Date and time functions
| English | Description | 
|---|---|
| DATE | Returns the serial number of a particular date | 
| DATEDIF | Calculates the number of days, months, or years between two dates This function is useful in formulas where you need to calculate an age | 
| DATEVALUE | Converts a date in the form of text to a serial number | 
| DAY | Converts a serial number to a day of the month | 
| DAYS | Returns the number of days between two dates | 
| DAYS360 | Calculates the number of days between two dates based on a 360-day year | 
| EDATE | Returns the serial number of the date that is the indicated number of months before or after the start date | 
| EOMONTH | Returns the serial number of the last day of the month before or after a specified number of months | 
| HOUR | Converts a serial number to an hour | 
| ISOWEEKNUM | Returns the number of the ISO week number of the year for a given date | 
| MINUTE | Converts a serial number to a minute | 
| MONTH | Converts a serial number to a month | 
| NETWORKDAYS | Returns the number of whole workdays between two dates | 
| NETWORKDAYS.INTL | Returns the number of whole workdays between two dates using parameters to indicate which and how many days are weekend days | 
| NOW | Returns the serial number of the current date and time | 
| SECOND | Converts a serial number to a second | 
| TIME | Returns the serial number of a particular time | 
| TIMEVALUE | Converts a time in the form of text to a serial number | 
| TODAY | Returns the serial number of today’s date | 
| WEEKDAY | Converts a serial number to a day of the week | 
| WEEKNUM | Converts a serial number to a number representing where the week falls numerically with a year | 
| WORKDAY | Returns the serial number of the date before or after a specified number of workdays | 
| WORKDAY.INTL | Returns the serial number of the date before or after a specified number of workdays using parameters to indicate which and how many days are weekend days | 
| YEAR | Converts a serial number to a year | 
| YEARFRAC | Returns the year fraction representing the number of whole days between start_date and end_date |