"Sun, 21 Apr 2024 18:21:39"

Convert date and time to unixtime.

1713723699

Another datetime format string at UTC

YYYYMMDD
20240421

Only TIME
18:21:39

General datetime
2024-04-21 18:21:39Z

For Database
2024-04-21 18:21:39

For HTTP1.1
Sun, 21 Apr 2024 18:21:39 GMT


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