Created
April 4, 2014 07:46
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Test timezones in PHP
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| <?php | |
| $serverTimezone = 'Europe/Madrid'; | |
| $timezones = ['America/Los_Angeles', 'America/Mexico_City', 'Atlantic/Canary', 'Europe/Madrid']; | |
| $tmst = time(); | |
| $datetimeNow = new DateTime('now', new DateTimeZone($serverTimezone)); | |
| $datetimes = array(); | |
| foreach ($timezones as $timezone) | |
| { | |
| $datetime = new DateTime(); | |
| $datetime->setTimestamp($tmst); | |
| $datetime->setTimezone(new DateTimeZone($timezone)); | |
| $datetimes[] = $datetime; | |
| } | |
| // Client timestamp demo | |
| // Input parameters: tmst1 | |
| $tmst1 = $_GET['tmst1'] ?: $tmst; | |
| $datetimes1 = array(); | |
| foreach ($timezones as $timezone) | |
| { | |
| $datetime = new DateTime(); | |
| $datetime->setTimestamp($tmst1); | |
| $datetime->setTimezone(new DateTimeZone($timezone)); | |
| $datetimes1[] = $datetime; | |
| } | |
| // Client date demo | |
| // Input parameters: date2, timezone2 | |
| $date2 = $_GET['date2'] ?: $datetimeNow->format('Y-m-d H:i:s'); | |
| $timezone2 = $_GET['timezone2'] ?: $serverTimezone; | |
| $datetime2 = new DateTime($date2, new DateTimeZone($timezone2)); | |
| $tmst2 = $datetime2->getTimestamp(); | |
| $datetimes2 = array(); | |
| foreach ($timezones as $timezone) | |
| { | |
| $datetime = new DateTime(); | |
| $datetime->setTimestamp($tmst2); | |
| $datetime->setTimezone(new DateTimeZone($timezone)); | |
| $datetimes2[] = $datetime; | |
| } | |
| ?> | |
| <!doctype html> | |
| <html lang="en"> | |
| <head> | |
| <meta charset="UTF-8"> | |
| <title>Timezones</title> | |
| </head> | |
| <body> | |
| <h1>Timezones</h1> | |
| <a href="timezones.php">Reset</a> | |
| <h2>Current timestamp</h2> | |
| <p>Timestamp: <?php echo $tmst; ?></p> | |
| <ul> | |
| <?php foreach ($datetimes as $datetime): ?> | |
| <li><?php echo $datetime->format(DateTime::ISO8601); ?> (<?php echo $datetime->format('e'); ?>)</li> | |
| <?php endforeach; ?> | |
| </ul> | |
| <hr> | |
| <h2>Client timestamp demo</h2> | |
| <form action="timezones.php" method="GET"> | |
| <label>Timestamp: <input type="text" name="tmst1" value="<?php echo $tmst1; ?>" /></label> | |
| <input type="hidden" name="date2" value="<?php echo $date2; ?>" /><!-- keep date demo --> | |
| <input type="hidden" name="timezone2" value="<?php echo $timezone2; ?>" /><!-- keep date demo --> | |
| <input type="submit" value="Submit" /> | |
| </form> | |
| <ul> | |
| <?php foreach ($datetimes1 as $datetime): ?> | |
| <li><?php echo $datetime->format(DateTime::ISO8601); ?> (<?php echo $datetime->format('e'); ?>)</li> | |
| <?php endforeach; ?> | |
| </ul> | |
| <h2>Client date demo</h2> | |
| <form action="timezones.php" method="GET"> | |
| <label> | |
| Date: | |
| <input type="text" name="date2" value="<?php echo $date2; ?>" /> | |
| </label> | |
| <label> | |
| Timezone: | |
| <select name="timezone2"> | |
| <?php foreach ($timezones as $timezone): ?> | |
| <option value="<?php echo $timezone; ?>" <?php echo $timezone === $timezone2 ? 'selected' : ''; ?>><?php echo $timezone; ?></option> | |
| <?php endforeach; ?> | |
| </select> | |
| </label> | |
| <input type="hidden" name="tmst1" value="<?php echo $tmst1; ?>" /><!-- keep timestamp demo --> | |
| <input type="submit" value="Submit" /> | |
| </form> | |
| <p>Timestamp: <?php echo $tmst2; ?></p> | |
| <ul> | |
| <?php foreach ($datetimes2 as $datetime): ?> | |
| <li> | |
| <?php if ($datetime->format('e') === $timezone2): ?><strong><? endif; ?> | |
| <?php echo $datetime->format(DateTime::ISO8601); ?> (<?php echo $datetime->format('e'); ?>) | |
| <?php if ($datetime->format('e') === $timezone2): ?></strong><? endif; ?> | |
| </li> | |
| <?php endforeach; ?> | |
| </ul> | |
| </body> | |
| </html> |
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