HOUR()
Syntax. HOUR(serial_number)
Definition. This function extracts the hour from a serial number (a time with or without a date). The hour is returned as an integer from 0 through 23.
Arguments
serial_number (required). A valid time (and a date, if applicable)
Background. With this function, as with the MINUTE() and SECOND() functions, you can extract a valid time to use its components for other calculations.
You can enter times as strings enclosed in quotation marks (as in “06:43”), as decimal numbers (as in 0.27986111 for 06:43), or as a result of other formulas and functions.
Example. If you want to extract the hours from a time value, you can use the formula
=HOUR("06:43")which returns 6 hours.
Here are some more examples:
=HOUR("07/13/2008 20:48") ...
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