- var_dump: documentation ( source)
<?php
function timezoneExhibitsDST($tzId) {
$tz = new DateTimeZone($tzId);
$date = new DateTime("now",$tz);
return $date->format('O');
/*$trans = $tz->getTransitions();
foreach ($trans as $k => $t)
if ($t["ts"] > $date->format('U')) {
print_r($t);
print_r($trans[$k-1]);
return $trans[$k-1]['isdst'];
}*/
}
var_dump(timezoneExhibitsDST("Europe/London"));