"Sun, 18 Jan 1970 00:28:23"

Convert date and time to unixtime.

1470503

Another datetime format string at UTC

YYYYMMDD
19700118

Only TIME
00:28:23

General datetime
1970-01-18 00:28:23Z

For Database
1970-01-18 00:28:23

For HTTP1.1
Sun, 18 Jan 1970 00:28:23 GMT

---

HOME