<?php
date_default_timezone_set('UTC');
$utc = new DateTimeZone('UTC');
$time = DateTime::createFromFormat('Y-m-d H:i:s', '2014-05-19 11:30:00', $utc);
foreach (array('UTC', 'Europe/London', 'BST', 'Etc/GMT+1', 'GMT+1', 'CEST', 'EST', 'GMT-5') as $abbr) {
try {
$zone = new DateTimeZone($abbr);
} catch (Exception $e) {
echo "{$abbr}: ERROR - {$e->getMessage()}", PHP_EOL;
}
echo "{$abbr}: {$zone->getOffset($time)}", PHP_EOL;
}
- Output for 8.0.21 - 8.0.30, 8.1.8 - 8.1.13, 8.1.15 - 8.1.27, 8.2.0, 8.2.2 - 8.2.17, 8.3.0 - 8.3.4
- UTC: 0
Europe/London: 3600
BST: 3600
Etc/GMT+1: -3600
GMT+1: 3600
CEST: 7200
EST: -18000
GMT-5: -18000
- Output for 8.1.14, 8.2.1
- UTC: 0
Europe/London: 3600
BST: 3600
Etc/GMT+1: ERROR - DateTimeZone::__construct(): Unknown or bad timezone (Etc/GMT+1)
Etc/GMT+1: 3600
GMT+1: 3600
CEST: 7200
EST: -18000
GMT-5: -18000
- Output for 5.5.22 - 5.5.38, 5.6.6 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.20, 8.1.0 - 8.1.7
- UTC: 0
Europe/London: 3600
BST: 0
Etc/GMT+1: -3600
GMT+1: 3600
CEST: 3600
EST: -18000
GMT-5: -18000
- Output for 5.5.10 - 5.5.21, 5.6.0 - 5.6.5
- UTC: 0
Europe/London: 3600
BST: 3600
Etc/GMT+1: -3600
GMT+1: 3600
CEST: 3600
EST: -18000
GMT-5: -18000
- Output for 5.3.0 - 5.3.2, 5.3.6 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.9
- UTC: 0
Europe/London: 3600
BST: 3600
Etc/GMT+1: -3600
GMT+1: ERROR - DateTimeZone::__construct(): Unknown or bad timezone (GMT+1)
GMT+1: -3600
CEST: 7200
EST: -14400
GMT-5: ERROR - DateTimeZone::__construct(): Unknown or bad timezone (GMT-5)
GMT-5: -14400
- Output for 5.3.3 - 5.3.5
- UTC: 0
Europe/London: 3600
BST: 3600
Etc/GMT+1: -3600
GMT+1: -3600
CEST: 7200
EST: -14400
GMT-5: 18000
- Output for 5.2.10 - 5.2.17
- Fatal error: Call to undefined method DateTime::createFromFormat() in /in/o8YO3 on line 6
Process exited with code 255. - Output for 5.2.0 - 5.2.9
- Fatal error: Call to undefined method DateTime::createfromformat() in /in/o8YO3 on line 6
Process exited with code 255. - Output for 5.1.0 - 5.1.6
- Fatal error: Class 'DateTimeZone' not found in /in/o8YO3 on line 5
Process exited with code 255. - Output for 5.0.0 - 5.0.5
- Fatal error: Call to undefined function date_default_timezone_set() in /in/o8YO3 on line 3
Process exited with code 255. - Output for 4.4.2 - 4.4.9
- Parse error: syntax error, unexpected '{' in /in/o8YO3 on line 8
Process exited with code 255. - Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
- Parse error: parse error, unexpected '{' in /in/o8YO3 on line 8
Process exited with code 255. - Output for 4.3.2 - 4.3.4
- Parse error: parse error in /in/o8YO3 on line 8
Process exited with code 255.
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253.06 ms | 401 KiB | 352 Q