hourOf() : Extract Hour from DateTime

Summary

Extract the hour component from a datetime value as a 24-hour format number (0-23).

Signature

hourOf(datetime)

Parameters

Returns

Type: Number (Integer)

The hour in 24-hour format as a number from 0 (midnight) to 23 (11 PM).

Examples

Display Hour

<p>Hour: </p>

Data:

doc.Params["model"] = new {
    time = new DateTime(2024, 3, 15, 14, 30, 0)
};

Output:

<p>Hour: 14</p>

Business Hours Check

<p>Status:

  Open

  Closed

</p>

Data:

doc.Params["model"] = new {
    currentTime = new DateTime(2024, 3, 15, 10, 30, 0)
};

Output:

<p>Status: Open</p>

Shift Assignment

<p>Shift:

  Early Morning (12 AM - 8 AM)

  Day Shift (8 AM - 4 PM)

  Evening Shift (4 PM - 12 AM)

</p>

Data:

doc.Params["model"] = new {
    clockIn = new DateTime(2024, 3, 15, 14, 0, 0)
};

Output:

<p>Shift: Day Shift (8 AM - 4 PM)</p>

Peak Hour Pricing

  <p>: $
  
    (Peak Rate)
  
  </p>

Data:

doc.Params["model"] = new {
    transactions = new[] {
        new { time = new DateTime(2024, 3, 15, 14, 30, 0), amount = 5.00 },
        new { time = new DateTime(2024, 3, 15, 18, 15, 0), amount = 7.50 },
        new { time = new DateTime(2024, 3, 15, 21, 0, 0), amount = 5.00 }
    }
};

Output:

<p>2:30 PM: $5</p>
<p>6:15 PM: $7.5 (Peak Rate)</p>
<p>9:00 PM: $5</p>

Notes

• Returns 0-23 in 24-hour format
• 0 = midnight, 12 = noon, 23 = 11 PM
• Date component is ignored
• For 12-hour format display, use format(datetime, 'h tt') or format(datetime, 'hh tt')
• Useful for:
  • Business hours logic
  • Shift scheduling
  • Time-of-day pricing
  • Activity categorization by hour
• For full time formatting, use format() function

See Also

• minuteOf Function
• secondOf Function
• addHours Function
• format Function