"Thu, 15 Jan 1970 19:40:35"

Convert date and time to unixtime.

1280435

Another datetime format string at UTC

YYYYMMDD
19700115

Only TIME
19:40:35

General datetime
1970-01-15 19:40:35Z

For Database
1970-01-15 19:40:35

For HTTP1.1
Thu, 15 Jan 1970 19:40:35 GMT


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