HOUR returns the hour for a given time value. The hour
is returned as an integer 0 - 23.

## Syntax

HOUR(`number`)

`number` is
a time value represented by a decimal for which the hour is to be
returned.

## Example

`=HOUR(NOW())` returns
the current hour.

`=HOUR(C4)` returns `17` if
the content of C4 is 17:20:00.

`=HOUR(0.5)` returns `12` as
0.5 corresponds to 12/30/1899 12:00:00.