Time functions in Excel are a set of functions that are used to manipulate and work with time data in a spreadsheet. These functions allow users to perform calculations with time values, convert time values to different formats, and extract specific parts of a time value.

One of the most commonly used time functions in Excel is the NOW() function. This function returns the current date and time, updating automatically whenever the spreadsheet is opened or recalculated. This can be useful for tracking the time a spreadsheet was last updated, or for recording the time an action was taken.

Another commonly used time function is the TODAY() function. This function returns the current date, but does not include the time. This can be useful for tracking dates, such as deadlines or due dates, without the need to constantly update the time component.

The TIME() function is another useful time function in Excel. It allows users to create a time value from individual hours, minutes, and seconds. For example, the formula “=TIME(5,30,0)” would return the time value of 5:30 AM. This function can be useful for creating a list of time values for a schedule or timetable.

The NETWORKDAYS() function is a time function that calculates the number of workdays between two dates. It can be used to determine the number of days between two dates, excluding weekends and any holidays that are specified. This function can be useful for tracking project timelines or calculating the number of days between two dates for billing purposes.

The DATEDIF() function is a time function that calculates the number of days, months, or years between two dates. It can be used to determine the duration of time between two dates, or to calculate a person’s age based on their birth date. The DATEDIF() function has three arguments: the start date, the end date, and the unit of time to use for the calculation (days, months, or years).

The DATEVALUE() function is a time function that converts a date written as text into a date value that can be used in calculations. For example, the formula “=DATEVALUE(“1/1/2021″)” would return the date value of January 1, 2021. This function can be useful for working with dates that are imported from external sources, such as a database or text file.

The MONTH() function is a time function that extracts the month component of a date value. It can be used to create a list of all the dates in a specific month, or to calculate the number of months between two dates. The MONTH() function has one argument, the date value to extract the month from.

The YEAR() function is a time function that extracts the year component of a date value. It can be used to create a list of all the dates in a specific year, or to calculate the number of years between two dates. The YEAR() function has one argument, the date value to extract the year from.

The DAY() function is a time function that extracts the day of the month component of a date value. It can be used to create a list of all the dates on a specific day of the month, or to calculate the number of days between two dates. The DAY() function has one argument, the date value to extract the day of the month from.

The WEEKDAY() function is a time function that extracts the day of the week component of a date value. It can be used to create a list of all the dates on a specific day of the week, or to calculate the number of days between two dates. The WEEKDAY() function has one argument, the date value to extract the day of the week from.