How is the timestamp of the PHP17 bit generated?

for example, there is a mobile interface, which requires a 17-bit timestamp. Ask Daniel for guidance

Mar.07,2021

10-bit-second (s) timestamp
13-bit millisecond (ms) timestamp
16-bit microsecond (us) timestamp
19-bit nanosecond (ns) timestamp

what is the 17 bit


this requirement has not been done. After a simple search, there is indeed a similar discussion about . The I found here is that the 17-bit timestamp is likely to be transferred directly according to the format of yyyyMMddHHmmssfff . You can try ~

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MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1ea686b-4f2b2.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1ea686b-4f2b2.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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