"Fri, 23 Jan 1970 04:42:49"

Convert date and time to unixtime.

1917769

Another datetime format string at UTC

YYYYMMDD
19700123

Only TIME
04:42:49

General datetime
1970-01-23 04:42:49Z

For Database
1970-01-23 04:42:49

For HTTP1.1
Fri, 23 Jan 1970 04:42:49 GMT


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