DateTimeZone::listIdentifiers
(PHP 5 >= 5.2.0)
DateTimeZone::listIdentifiers — Returns numerically index array with all timezone identifiers
Description
Object oriented style
public static array DateTimeZone::listIdentifiers
([ int $what = DateTimeZone::ALL
[, string $country = NULL
]] )
Procedural style
Parameters
- what
-
One of DateTimeZone class constants.
- country
-
A two-letter ISO 3166-1 compatible country code.
Note: This option is only used when what is set to DateTimeZone::PER_COUNTRY.
Return Values
Returns array on success or FALSE on failure.
Changelog
Version | Description |
---|---|
5.3.0 | Added the optional what and country parameters. |
Examples
Example #1 A timezone_identifiers_list() example
<?php
$timezone_identifiers = DateTimeZone::listIdentifiers();
for ($i=0; $i < 5; $i++) {
echo "$timezone_identifiers[$i]\n";
}
?>
The above example will output something similar to:
Africa/Abidjan Africa/Accra Africa/Addis_Ababa Africa/Algiers Africa/Asmara