"Tue, 06 Jan 1970 21:40:00"

Convert date and time to unixtime.

510000

Another datetime format string at UTC

YYYYMMDD
19700106

Only TIME
21:40:00

General datetime
1970-01-06 21:40:00Z

For Database
1970-01-06 21:40:00

For HTTP1.1
Tue, 06 Jan 1970 21:40:00 GMT


HOME