method Temporal.PlainDateTime.prototype.since
#PlainDateTime.prototype.since(other: ,options?: DifferenceOptions<"year"
| "month"
| "week"
| "day"
| "hour"
| "minute"
| "second"
| "millisecond"
| "microsecond"
| "nanosecond">,): Temporal.DurationParameters #
#other: optional
#options: DifferenceOptions<"year"
| "month"
| "week"
| "day"
| "hour"
| "minute"
| "second"
| "millisecond"
| "microsecond"
| "nanosecond">