"Fri, 20 Feb 1970 00:19:07"

Convert date and time to unixtime.

4321147

Another datetime format string at UTC

YYYYMMDD
19700220

Only TIME
00:19:07

General datetime
1970-02-20 00:19:07Z

For Database
1970-02-20 00:19:07

For HTTP1.1
Fri, 20 Feb 1970 00:19:07 GMT


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