"Thu, 15 Jan 1970 12:34:00"

Convert date and time to unixtime.

1254840

Another datetime format string at UTC

YYYYMMDD
19700115

Only TIME
12:34:00

General datetime
1970-01-15 12:34:00Z

For Database
1970-01-15 12:34:00

For HTTP1.1
Thu, 15 Jan 1970 12:34:00 GMT


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