(PHP 5 >= 5.2.0, PHP 7, PHP 8)
Representation of time zone.
$timestampBegin = PHP_INT_MIN, int $timestampEnd = PHP_INT_MAX): array|falseDateTimeZone::AFRICA
      int
     Africa time zones.
DateTimeZone::AMERICA
      int
     America time zones.
DateTimeZone::ANTARCTICA
      int
     Antarctica time zones.
DateTimeZone::ARCTIC
      int
     Arctic time zones.
DateTimeZone::ASIA
      int
     Asia time zones.
DateTimeZone::ATLANTIC
      int
     Atlantic time zones.
DateTimeZone::AUSTRALIA
      int
     Australia time zones.
DateTimeZone::EUROPE
      int
     Europe time zones.
DateTimeZone::INDIAN
      int
     Indian time zones.
DateTimeZone::PACIFIC
      int
     Pacific time zones.
DateTimeZone::UTC
      int
     UTC time zones.
DateTimeZone::ALL
      int
     All time zones.
DateTimeZone::ALL_WITH_BC
      int
     All time zones including backwards compatible.
DateTimeZone::PER_COUNTRY
      int
     Time zones per country.
| Version | Description | 
|---|---|
| 8.4.0 | The class constants are now typed. | 
