实验性
A named point in time on a world clock that can occur once or periodically.
只读
The identifier that represents this time marker.
可选
The interval (in ticks) at which the time marker repeats. If not specified, the time marker will only occur once.
WorldClockInvalidTimeMarkerError: If the time marker is invalid.
WorldClockInvalidTimeMarkerError
The time (in ticks) that the time marker occurs at on a world clock.
A named point in time on a world clock that can occur once or periodically.