Deprecated.

Deprecated.

Deprecated.

Get the formatted time at 12 o'clock of the day, the format is "2006-01-02_12-00-00".

Get the timestamp at 12 o'clock on the day.

Get the formatted time at 0 o'clock of the day, the format is "2006-01-02_00-00-00".

Get the current 0 o'clock timestamp.

Get the current timestamp.

Deprecated.

Print log information in k, v format, kv is best to appear in pairs.

Deprecated.

Deprecated.

Half-day hourly offset.

8 hour offset.