PHP Manual: Returns all transitions for the timezone

Description

Object oriented style

public array DateTimeZone::getTransitions ([ int $timestamp_begin [, int $timestamp_end ]] )

Procedural style

array timezone_transitions_get ( DateTimeZone $object [, int $timestamp_begin [, int $timestamp_end ]] )

Parameters

object: Procedural style only: A DateTimeZone object returned by timezone_open
timestamp_begin: Begin timestamp.
timestamp_end: End timestamp.

Return Values

Returns numerically indexed array containing associative array with all transitions on success or FALSE on failure.

Changelog

Version	Description
5.3.0	The optional `timestamp_begin` and `timestamp_end` were added.

Examples

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
        )

)