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<?php $user_date_str = '2015/11/06 19:27:21'; $user_tz = 'America/Los_Angeles'; $server_tz = 'UTC'; // Get a DateTime object for the user entered time $user_datetime = new DateTime($user_date_str, new DateTimeZone($user_tz) ); // Change time zone to the same as the server $user_datetime->setTimeZone(new DateTimeZone($server_tz)); // Get a DateTime object for the current server time $server_datetime = new DateTime(); // If the PHP timezone isn't set correctly, you can also do: //$server_datetime = new DateTime(null, new DateTimeZone($server_tz) ); var_dump($user_datetime, $server_datetime); // Now compare if ($user_datetime < $server_datetime) { }
Output for git.master
object(DateTime)#1 (3) { ["date"]=> string(26) "2015-11-07 03:27:21.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(3) "UTC" } object(DateTime)#2 (3) { ["date"]=> string(26) "2015-11-06 21:12:48.003758" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" }
Output for git.master_jit
object(DateTime)#1 (3) { ["date"]=> string(26) "2015-11-07 03:27:21.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(3) "UTC" } object(DateTime)#2 (3) { ["date"]=> string(26) "2015-11-06 21:12:48.003903" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" }
Output for rfc.property-hooks
object(DateTime)#1 (3) { ["date"]=> string(26) "2015-11-07 03:27:21.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(3) "UTC" } object(DateTime)#2 (3) { ["date"]=> string(26) "2015-11-06 21:12:48.003530" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" }

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