LocalDateTime 转 Timestamp
LocalDateTime localDateTime = ...
localDateTime.atZone(ZoneId.systemDefault()).toInstant().toEpochMilli();
Instant 时间戳转日期
Instant.ofEpochMilli(getTotalTimeMillis());
微信扫一扫
LocalDateTime localDateTime = ...
localDateTime.atZone(ZoneId.systemDefault()).toInstant().toEpochMilli();
Instant.ofEpochMilli(getTotalTimeMillis());
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