HourOfTheYear

Calculate the number of hours passed since the start of the year.

Declaration

Source position: dateutil.inc line 178

function HourOfTheYear(

const AValue: TDateTime

):Word;

Arguments

AValue

DateTime value for which to calculate the hour of the year

Function result

Number of hours passed since the start of the year till AValue .

Description

HourOfTheYear returns the number of hours that have passed since the start of the year (January 1, 00:00:00) till the moment indicated by AValue. This is a zero-based number, i.e. January 1 00:59:59 will return 0.

For an example, see the WeekOfTheYear function.

WeekOfTheYear		Extract the week of the year (and optionally year) of a DateTime indication.
DayOfTheYear		Extracts the day of the year from a `TDateTime` value
MinuteOfTheYear		Calculate the number of minutes elapsed since the start of the year
SecondOfTheYear		Calculate the number of seconds elapsed since the start of the year.
MilliSecondOfTheYear		Calculate the number of milliseconds elapsed since the start of the year.

Notes