"Tue, 13 Jan 1970 14:44:31"

Convert date and time to unixtime.

1089871

Another datetime format string at UTC

YYYYMMDD
19700113

Only TIME
14:44:31

General datetime
1970-01-13 14:44:31Z

For Database
1970-01-13 14:44:31

For HTTP1.1
Tue, 13 Jan 1970 14:44:31 GMT


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