"Sun, 04 Jan 1970 00:54:20"

Convert date and time to unixtime.

262460

Another datetime format string at UTC

YYYYMMDD
19700104

Only TIME
00:54:20

General datetime
1970-01-04 00:54:20Z

For Database
1970-01-04 00:54:20

For HTTP1.1
Sun, 04 Jan 1970 00:54:20 GMT


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