Number of weeks between 2 dates

1 - Displays the current date. Custom format "dddd dd mmmm yyyy".
2 - Displays the current date and time. Custom format "dddd dd mmmm yyyy hh:mm:ss".

Built-in Functions

DATE - The date as a date serial number given a year, month, day.
NOW - The date serial number of the current system date and time.

User Defined Function

DATEDIFFERENCE - Returns the number of days, months or years between two dates.

Related Formulas

Number of days between 2 dates
Number of months between 2 dates
Number of years between 2 dates
Number of years months days between 2 dates