How php outputs the list of global time zones

This article mainly introduces how php outputs the list of global time zones. it defines an array variable to store information about each time zone in the world, which has some reference value, for more information about how php outputs the list of global time zones, see the example in this article. Share it with you for your reference. The specific implementation method is as follows:

<?php$timezones =array ( '(GMT-12:00) International Date Line West' => 'Pacific/Wake', '(GMT-11:00) Midway Island' => 'Pacific/Apia', '(GMT-11:00) Samoa' => 'Pacific/Apia', '(GMT-10:00) Hawaii' => 'Pacific/Honolulu', '(GMT-09:00) Alaska' => 'America/Anchorage', '(GMT-08:00) Pacific Time (US & Canada); Tijuana' => 'America/Los_Angeles', '(GMT-07:00) Arizona' => 'America/Phoenix', '(GMT-07:00) Chihuahua' => 'America/Chihuahua', '(GMT-07:00) La Paz' => 'America/Chihuahua', '(GMT-07:00) Mazatlan' => 'America/Chihuahua', '(GMT-07:00) Mountain Time (US & Canada)' => 'America/Denver', '(GMT-06:00) Central America' => 'America/Managua', '(GMT-06:00) Central Time (US & Canada)' => 'America/Chicago', '(GMT-06:00) Guadalajara' => 'America/Mexico_City', '(GMT-06:00) Mexico City' => 'America/Mexico_City', '(GMT-06:00) Monterrey' => 'America/Mexico_City', '(GMT-06:00) Saskatchewan' => 'America/Regina', '(GMT-05:00) Bogota' => 'America/Bogota', '(GMT-05:00) Eastern Time (US & Canada)' => 'America/New_York', '(GMT-05:00) Indiana (East)' => 'America/Indiana/Indianapolis', '(GMT-05:00) Lima' => 'America/Bogota', '(GMT-05:00) Quito' => 'America/Bogota', '(GMT-04:00) Atlantic Time (Canada)' => 'America/Halifax', '(GMT-04:00) Caracas' => 'America/Caracas', '(GMT-04:00) La Paz' => 'America/Caracas', '(GMT-04:00) Santiago' => 'America/Santiago', '(GMT-03:30) Newfoundland' => 'America/St_Johns', '(GMT-03:00) Brasilia' => 'America/Sao_Paulo', '(GMT-03:00) Buenos Aires' => 'America/Argentina/Buenos_Aires', '(GMT-03:00) Georgetown' => 'America/Argentina/Buenos_Aires', '(GMT-03:00) Greenland' => 'America/Godthab', '(GMT-02:00) Mid-Atlantic' => 'America/Noronha', '(GMT-01:00) Azores' => 'Atlantic/Azores', '(GMT-01:00) Cape Verde Is.' => 'Atlantic/Cape_Verde', '(GMT) Casablanca' => 'Africa/Casablanca', '(GMT) Edinburgh' => 'Europe/London', '(GMT) Greenwich Mean Time : Dublin' => 'Europe/London', '(GMT) Lisbon' => 'Europe/London', '(GMT) London' => 'Europe/London', '(GMT) Monrovia' => 'Africa/Casablanca', '(GMT+01:00) Amsterdam' => 'Europe/Berlin', '(GMT+01:00) Belgrade' => 'Europe/Belgrade', '(GMT+01:00) Berlin' => 'Europe/Berlin', '(GMT+01:00) Bern' => 'Europe/Berlin', '(GMT+01:00) Bratislava' => 'Europe/Belgrade', '(GMT+01:00) Brussels' => 'Europe/Paris', '(GMT+01:00) Budapest' => 'Europe/Belgrade', '(GMT+01:00) Copenhagen' => 'Europe/Paris', '(GMT+01:00) Ljubljana' => 'Europe/Belgrade', '(GMT+01:00) Madrid' => 'Europe/Paris', '(GMT+01:00) Paris' => 'Europe/Paris', '(GMT+01:00) Prague' => 'Europe/Belgrade', '(GMT+01:00) Rome' => 'Europe/Berlin', '(GMT+01:00) Sarajevo' => 'Europe/Sarajevo', '(GMT+01:00) Skopje' => 'Europe/Sarajevo', '(GMT+01:00) Stockholm' => 'Europe/Berlin', '(GMT+01:00) Vienna' => 'Europe/Berlin', '(GMT+01:00) Warsaw' => 'Europe/Sarajevo', '(GMT+01:00) West Central Africa' => 'Africa/Lagos', '(GMT+01:00) Zagreb' => 'Europe/Sarajevo', '(GMT+02:00) Athens' => 'Europe/Istanbul', '(GMT+02:00) Bucharest' => 'Europe/Bucharest', '(GMT+02:00) Cairo' => 'Africa/Cairo', '(GMT+02:00) Harare' => 'Africa/Johannesburg', '(GMT+02:00) Helsinki' => 'Europe/Helsinki', '(GMT+02:00) Istanbul' => 'Europe/Istanbul', '(GMT+02:00) Jerusalem' => 'Asia/Jerusalem', '(GMT+02:00) Kyiv' => 'Europe/Helsinki', '(GMT+02:00) Minsk' => 'Europe/Istanbul', '(GMT+02:00) Pretoria' => 'Africa/Johannesburg', '(GMT+02:00) Riga' => 'Europe/Helsinki', '(GMT+02:00) Sofia' => 'Europe/Helsinki', '(GMT+02:00) Tallinn' => 'Europe/Helsinki', '(GMT+02:00) Vilnius' => 'Europe/Helsinki', '(GMT+03:00) Baghdad' => 'Asia/Baghdad', '(GMT+03:00) Kuwait' => 'Asia/Riyadh', '(GMT+03:00) Moscow' => 'Europe/Moscow', '(GMT+03:00) Nairobi' => 'Africa/Nairobi', '(GMT+03:00) Riyadh' => 'Asia/Riyadh', '(GMT+03:00) St. Petersburg' => 'Europe/Moscow', '(GMT+03:00) Volgograd' => 'Europe/Moscow', '(GMT+03:30) Tehran' => 'Asia/Tehran', '(GMT+04:00) Abu Dhabi' => 'Asia/Muscat', '(GMT+04:00) Baku' => 'Asia/Tbilisi', '(GMT+04:00) Muscat' => 'Asia/Muscat', '(GMT+04:00) Tbilisi' => 'Asia/Tbilisi', '(GMT+04:00) Yerevan' => 'Asia/Tbilisi', '(GMT+04:30) Kabul' => 'Asia/Kabul', '(GMT+05:00) Ekaterinburg' => 'Asia/Yekaterinburg', '(GMT+05:00) Islamabad' => 'Asia/Karachi', '(GMT+05:00) Karachi' => 'Asia/Karachi', '(GMT+05:00) Tashkent' => 'Asia/Karachi', '(GMT+05:30) Chennai' => 'Asia/Calcutta', '(GMT+05:30) Kolkata' => 'Asia/Calcutta', '(GMT+05:30) Mumbai' => 'Asia/Calcutta', '(GMT+05:30) New Delhi' => 'Asia/Calcutta', '(GMT+05:45) Kathmandu' => 'Asia/Katmandu', '(GMT+06:00) Almaty' => 'Asia/Novosibirsk', '(GMT+06:00) Astana' => 'Asia/Dhaka', '(GMT+06:00) Dhaka' => 'Asia/Dhaka', '(GMT+06:00) Novosibirsk' => 'Asia/Novosibirsk', '(GMT+06:00) Sri Jayawardenepura' => 'Asia/Colombo', '(GMT+06:30) Rangoon' => 'Asia/Rangoon', '(GMT+07:00) Bangkok' => 'Asia/Bangkok', '(GMT+07:00) Hanoi' => 'Asia/Bangkok', '(GMT+07:00) Jakarta' => 'Asia/Bangkok', '(GMT+07:00) Krasnoyarsk' => 'Asia/Krasnoyarsk', '(GMT+08:00) Beijing' => 'Asia/Hong_Kong', '(GMT+08:00) Chongqing' => 'Asia/Hong_Kong', '(GMT+08:00) Hong Kong' => 'Asia/Hong_Kong', '(GMT+08:00) Irkutsk' => 'Asia/Irkutsk', '(GMT+08:00) Kuala Lumpur' => 'Asia/Singapore', '(GMT+08:00) Perth' => 'Australia/Perth', '(GMT+08:00) Singapore' => 'Asia/Singapore', '(GMT+08:00) Taipei' => 'Asia/Taipei', '(GMT+08:00) Ulaan Bataar' => 'Asia/Irkutsk', '(GMT+08:00) Urumqi' => 'Asia/Hong_Kong', '(GMT+09:00) Osaka' => 'Asia/Tokyo', '(GMT+09:00) Sapporo' => 'Asia/Tokyo', '(GMT+09:00) Seoul' => 'Asia/Seoul', '(GMT+09:00) Tokyo' => 'Asia/Tokyo', '(GMT+09:00) Yakutsk' => 'Asia/Yakutsk', '(GMT+09:30) Adelaide' => 'Australia/Adelaide', '(GMT+09:30) Darwin' => 'Australia/Darwin', '(GMT+10:00) Brisbane' => 'Australia/Brisbane', '(GMT+10:00) Canberra' => 'Australia/Sydney', '(GMT+10:00) Guam' => 'Pacific/Guam', '(GMT+10:00) Hobart' => 'Australia/Hobart', '(GMT+10:00) Melbourne' => 'Australia/Sydney', '(GMT+10:00) Port Moresby' => 'Pacific/Guam', '(GMT+10:00) Sydney' => 'Australia/Sydney', '(GMT+10:00) Vlapostok' => 'Asia/Vlapostok', '(GMT+11:00) Magadan' => 'Asia/Magadan', '(GMT+11:00) New Caledonia' => 'Asia/Magadan', '(GMT+11:00) Solomon Is.' => 'Asia/Magadan', '(GMT+12:00) Auckland' => 'Pacific/Auckland', '(GMT+12:00) Fiji' => 'Pacific/Fiji', '(GMT+12:00) Kamchatka' => 'Pacific/Fiji', '(GMT+12:00) Marshall Is.' => 'Pacific/Fiji', '(GMT+12:00) Wellington' => 'Pacific/Auckland', '(GMT+13:00) Nuku\'alofa' => 'Pacific/Tongatapu',);print_r($timezones);?>

I hope this article will help you with php programming.