| IsHourInRange(TimeSpan, Timeline) | Determine whether the current time (hours, minutes, seconds and milliseconds, not including days) in the source TimeSpan is in range between the specified start time and end time range. |
| IsHourInRange(TimeSpan, TimeSpan, TimeSpan) | Determine whether the current time (hours, minutes, seconds and milliseconds, not including days) in the source TimeSpan is in range between the specified start time and end time range. |