(PHP 5 >= 5.2.0, PHP 7)
DateTimeZone::getTransitions -- timezone_transitions_get — Returns all transitions for the timezone
Object oriented style
public DateTimeZone::getTransitions ([ int $timestampBegin = PHP_INT_MIN [, int $timestampEnd = PHP_INT_MAX ]] ) : array|false
Procedural style
timezone_transitions_get ( DateTimeZone $object [, int $timestampBegin = PHP_INT_MIN [, int $timestampEnd = PHP_INT_MAX ]] ) : array|false
object
Procedural style only: A DateTimeZone object returned by timezone_open()
timestampBegin
Begin timestamp.
timestampEnd
End timestamp.
Returns a numerically indexed array of transition arrays on success, or false on failure.
| Key | Type | Description |
|---|---|---|
ts | int | Unix timestamp |
time | string |
DateTimeInterface::ISO8601 time string |
offset | int | Offset to UTC in seconds |
isdst | bool | Whether daylight saving time is active |
abbr | string | Timezone abbreviation |
Example #1 A timezone_transitions_get() example
<?php
$timezone = new DateTimeZone("Europe/London");
$transitions = $timezone->getTransitions();
print_r(array_slice($transitions, 0, 3));
?> The above example will output something similar to:
Array
(
[0] => Array
(
[ts] => -9223372036854775808
[time] => -292277022657-01-27T08:29:52+0000
[offset] => 3600
[isdst] => 1
[abbr] => BST
)
[1] => Array
(
[ts] => -1691964000
[time] => 1916-05-21T02:00:00+0000
[offset] => 3600
[isdst] => 1
[abbr] => BST
)
[2] => Array
(
[ts] => -1680472800
[time] => 1916-10-01T02:00:00+0000
[offset] => 0
[isdst] =>
[abbr] => GMT
)
)
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https://www.php.net/manual/en/datetimezone.gettransitions.php