(PHP 5 >= 5.1.0)
timezone_abbreviations_list — Returns associative array containing dst, offset and the timezone name
Returns array on success or FALSE on failure.
Example#1 A timezone_abbreviations_list() example
<?php
$timezone_abbreviations = DateTimeZone::listAbbreviations();
print_r($timezone_abbreviations["acst"]);
?>
El resultado del ejemplo seria algo similar a:
Array ( [0] => Array ( [dst] => 1 [offset] => -14400 [timezone_id] => America/Porto_Acre ) [1] => Array ( [dst] => 1 [offset] => -14400 [timezone_id] => America/Eirunepe ) [2] => Array ( [dst] => 1 [offset] => -14400 [timezone_id] => America/Rio_Branco ) [3] => Array ( [dst] => 1 [offset] => -14400 [timezone_id] => Brazil/Acre ) )