qck.hlp (Table of Contents; Topic list)
HOUR Function
  Summary             Example                Contents  Index  Back
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 Evaluates a date/time serial number and returns the hour, a value between 0
 (12:00 A.M.) and 23 (11:00 P.M.), inclusive.
 
    HOUR(serial)
 
    ■ serial    Serial number in the range -53,688 to 65,380 that represents
                a date and/or time
 
 See Also
    Date and Time Command Summary    Serial Numbers