DateTimeException when the sub-100-nanosecond part is
nonzero — use toSysTimeTruncated for explicit loss.
Converts to a SysTime (checked): exact for values aligned to 100 ns; inexact values throw.
tz | display timezone for the result (default UTC). The instant is unaffected. |
DateTimeException when the sub-100-nanosecond part is
nonzero — use toSysTimeTruncated for explicit loss.