Hour

Extract the hour from a time expression.

Syntax

Hour(t1)

Arguments

• t1

  A time expression, enclosed in single quotes

Returns

The hour of time, in the range 0-23

Exceptions

None

Example

• Hour('*')

  [Return the hour portion of current time]

• Hour('Saturday')

  [Returns 0]

• Hour(FindEq('att1', '-1d', '*', 50))

  [Return the hour of the time when the value of 'att1' was first equal to 50 in the past 24 hours]