Server’s (PHP) and client’s (JavaScript) date & time

Server

Date/time : Tue, 17 Jul 2018 05:44:05 UTC/GMT
2018-07-17T07:44:05+0200 [ISO, local]
Time zone : CEST; Vienna, Austria [+2 hours to UTC/GMT]
UNIX Epoch: 1,531,806,245

Client