"Sun, 18 Jan 1970 07:47:50"

Convert date and time to unixtime.

1496870

Another datetime format string at UTC

YYYYMMDD
19700118

Only TIME
07:47:50

General datetime
1970-01-18 07:47:50Z

For Database
1970-01-18 07:47:50

For HTTP1.1
Sun, 18 Jan 1970 07:47:50 GMT


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