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prashant-shahi/index.md

Created March 11, 2024 05:29
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Time zones available in Go (Linux)
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index.md

Time zones available in Golang

  • Retrieving time zones from : /usr/share/zoneinfo/
  • OS : linux
  • Total timezone ids : 608
GMT+00:00 Africa/Abidjan
GMT+00:00 Africa/Accra
GMT+03:00 Africa/Addis_Ababa
GMT+01:00 Africa/Algiers
GMT+03:00 Africa/Asmara
GMT+03:00 Africa/Asmera
GMT+00:00 Africa/Bamako
GMT+01:00 Africa/Bangui
GMT+00:00 Africa/Banjul
GMT+00:00 Africa/Bissau
GMT+02:00 Africa/Blantyre
GMT+01:00 Africa/Brazzaville
GMT+02:00 Africa/Bujumbura
GMT+02:00 Africa/Cairo
GMT+00:00 Africa/Casablanca
GMT+01:00 Africa/Ceuta
GMT+00:00 Africa/Conakry
GMT+00:00 Africa/Dakar
GMT+03:00 Africa/Dar_es_Salaam
GMT+03:00 Africa/Djibouti
GMT+01:00 Africa/Douala
GMT+00:00 Africa/El_Aaiun
GMT+00:00 Africa/Freetown
GMT+02:00 Africa/Gaborone
GMT+02:00 Africa/Harare
GMT+02:00 Africa/Johannesburg
GMT+03:00 Africa/Juba
GMT+03:00 Africa/Kampala
GMT+03:00 Africa/Khartoum
GMT+02:00 Africa/Kigali
GMT+01:00 Africa/Kinshasa
GMT+01:00 Africa/Lagos
GMT+01:00 Africa/Libreville
GMT+00:00 Africa/Lome
GMT+01:00 Africa/Luanda
GMT+02:00 Africa/Lubumbashi
GMT+02:00 Africa/Lusaka
GMT+01:00 Africa/Malabo
GMT+02:00 Africa/Maputo
GMT+02:00 Africa/Maseru
GMT+02:00 Africa/Mbabane
GMT+03:00 Africa/Mogadishu
GMT+00:00 Africa/Monrovia
GMT+03:00 Africa/Nairobi
GMT+01:00 Africa/Ndjamena
GMT+01:00 Africa/Niamey
GMT+00:00 Africa/Nouakchott
GMT+00:00 Africa/Ouagadougou
GMT+01:00 Africa/Porto-Novo
GMT+00:00 Africa/Sao_Tome
GMT+00:00 Africa/Timbuktu
GMT+02:00 Africa/Tripoli
GMT+01:00 Africa/Tunis
GMT+02:00 Africa/Windhoek
GMT-10:00 America/Adak
GMT-09:00 America/Anchorage
GMT-04:00 America/Anguilla
GMT-04:00 America/Antigua
GMT-03:00 America/Araguaina
GMT-03:00 America/Argentina/Buenos_Aires
GMT-03:00 America/Argentina/Catamarca
GMT-03:00 America/Argentina/ComodRivadavia
GMT-03:00 America/Argentina/Cordoba
GMT-03:00 America/Argentina/Jujuy
GMT-03:00 America/Argentina/La_Rioja
GMT-03:00 America/Argentina/Mendoza
GMT-03:00 America/Argentina/Rio_Gallegos
GMT-03:00 America/Argentina/Salta
GMT-03:00 America/Argentina/San_Juan
GMT-03:00 America/Argentina/San_Luis
GMT-03:00 America/Argentina/Tucuman
GMT-03:00 America/Argentina/Ushuaia
GMT-04:00 America/Aruba
GMT-03:00 America/Asuncion
GMT-05:00 America/Atikokan
GMT-10:00 America/Atka
GMT-03:00 America/Bahia
GMT-07:00 America/Bahia_Banderas
GMT-04:00 America/Barbados
GMT-03:00 America/Belem
GMT-06:00 America/Belize
GMT-04:00 America/Blanc-Sablon
GMT-04:00 America/Boa_Vista
GMT-05:00 America/Bogota
GMT-07:00 America/Boise
GMT-03:00 America/Buenos_Aires
GMT-07:00 America/Cambridge_Bay
GMT-03:00 America/Campo_Grande
GMT-06:00 America/Cancun
GMT-04:30 America/Caracas
GMT-03:00 America/Catamarca
GMT-03:00 America/Cayenne
GMT-05:00 America/Cayman
GMT-06:00 America/Chicago
GMT-07:00 America/Chihuahua
GMT-05:00 America/Coral_Harbour
GMT-03:00 America/Cordoba
GMT-06:00 America/Costa_Rica
GMT-07:00 America/Creston
GMT-03:00 America/Cuiaba
GMT-04:00 America/Curacao
GMT+00:00 America/Danmarkshavn
GMT-08:00 America/Dawson
GMT-07:00 America/Dawson_Creek
GMT-07:00 America/Denver
GMT-05:00 America/Detroit
GMT-04:00 America/Dominica
GMT-07:00 America/Edmonton
GMT-04:00 America/Eirunepe
GMT-06:00 America/El_Salvador
GMT-08:00 America/Ensenada
GMT-08:00 America/Fort_Nelson
GMT-05:00 America/Fort_Wayne
GMT-03:00 America/Fortaleza
GMT-04:00 America/Glace_Bay
GMT-03:00 America/Godthab
GMT-04:00 America/Goose_Bay
GMT-05:00 America/Grand_Turk
GMT-04:00 America/Grenada
GMT-04:00 America/Guadeloupe
GMT-06:00 America/Guatemala
GMT-05:00 America/Guayaquil
GMT-04:00 America/Guyana
GMT-04:00 America/Halifax
GMT-05:00 America/Havana
GMT-07:00 America/Hermosillo
GMT-05:00 America/Indiana/Indianapolis
GMT-06:00 America/Indiana/Knox
GMT-05:00 America/Indiana/Marengo
GMT-05:00 America/Indiana/Petersburg
GMT-06:00 America/Indiana/Tell_City
GMT-05:00 America/Indiana/Vevay
GMT-05:00 America/Indiana/Vincennes
GMT-05:00 America/Indiana/Winamac
GMT-05:00 America/Indianapolis
GMT-07:00 America/Inuvik
GMT-05:00 America/Iqaluit
GMT-05:00 America/Jamaica
GMT-03:00 America/Jujuy
GMT-09:00 America/Juneau
GMT-05:00 America/Kentucky/Louisville
GMT-05:00 America/Kentucky/Monticello
GMT-06:00 America/Knox_IN
GMT-04:00 America/Kralendijk
GMT-04:00 America/La_Paz
GMT-05:00 America/Lima
GMT-08:00 America/Los_Angeles
GMT-05:00 America/Louisville
GMT-04:00 America/Lower_Princes
GMT-03:00 America/Maceio
GMT-06:00 America/Managua
GMT-04:00 America/Manaus
GMT-04:00 America/Marigot
GMT-04:00 America/Martinique
GMT-06:00 America/Matamoros
GMT-07:00 America/Mazatlan
GMT-03:00 America/Mendoza
GMT-06:00 America/Menominee
GMT-06:00 America/Merida
GMT-08:00 America/Metlakatla
GMT-06:00 America/Mexico_City
GMT-03:00 America/Miquelon
GMT-04:00 America/Moncton
GMT-06:00 America/Monterrey
GMT-02:00 America/Montevideo
GMT-05:00 America/Montreal
GMT-04:00 America/Montserrat
GMT-05:00 America/Nassau
GMT-05:00 America/New_York
GMT-05:00 America/Nipigon
GMT-09:00 America/Nome
GMT-02:00 America/Noronha
GMT-07:00 America/North_Dakota/Beulah
GMT-06:00 America/North_Dakota/Center
GMT-06:00 America/North_Dakota/New_Salem
GMT-03:00 America/Nuuk
GMT-07:00 America/Ojinaga
GMT-05:00 America/Panama
GMT-05:00 America/Pangnirtung
GMT-03:00 America/Paramaribo
GMT-07:00 America/Phoenix
GMT-05:00 America/Port-au-Prince
GMT-04:00 America/Port_of_Spain
GMT-04:00 America/Porto_Acre
GMT-04:00 America/Porto_Velho
GMT-04:00 America/Puerto_Rico
GMT-03:00 America/Punta_Arenas
GMT-06:00 America/Rainy_River
GMT-06:00 America/Rankin_Inlet
GMT-03:00 America/Recife
GMT-06:00 America/Regina
GMT-06:00 America/Resolute
GMT-04:00 America/Rio_Branco
GMT-03:00 America/Rosario
GMT-08:00 America/Santa_Isabel
GMT-03:00 America/Santarem
GMT-03:00 America/Santiago
GMT-04:00 America/Santo_Domingo
GMT-02:00 America/Sao_Paulo
GMT-01:00 America/Scoresbysund
GMT-07:00 America/Shiprock
GMT-09:00 America/Sitka
GMT-04:00 America/St_Barthelemy
GMT-03:30 America/St_Johns
GMT-04:00 America/St_Kitts
GMT-04:00 America/St_Lucia
GMT-04:00 America/St_Thomas
GMT-04:00 America/St_Vincent
GMT-06:00 America/Swift_Current
GMT-06:00 America/Tegucigalpa
GMT-04:00 America/Thule
GMT-05:00 America/Thunder_Bay
GMT-08:00 America/Tijuana
GMT-05:00 America/Toronto
GMT-04:00 America/Tortola
GMT-08:00 America/Vancouver
GMT-04:00 America/Virgin
GMT-08:00 America/Whitehorse
GMT-06:00 America/Winnipeg
GMT-09:00 America/Yakutat
GMT-07:00 America/Yellowknife
GMT+11:00 Antarctica/Casey
GMT+05:00 Antarctica/Davis
GMT+10:00 Antarctica/DumontDUrville
GMT+11:00 Antarctica/Macquarie
GMT+05:00 Antarctica/Mawson
GMT+13:00 Antarctica/McMurdo
GMT-03:00 Antarctica/Palmer
GMT-03:00 Antarctica/Rothera
GMT+13:00 Antarctica/South_Pole
GMT+03:00 Antarctica/Syowa
GMT+00:00 Antarctica/Troll
GMT+06:00 Antarctica/Vostok
GMT+01:00 Arctic/Longyearbyen
GMT+03:00 Asia/Aden
GMT+06:00 Asia/Almaty
GMT+02:00 Asia/Amman
GMT+12:00 Asia/Anadyr
GMT+05:00 Asia/Aqtau
GMT+05:00 Asia/Aqtobe
GMT+05:00 Asia/Ashgabat
GMT+05:00 Asia/Ashkhabad
GMT+05:00 Asia/Atyrau
GMT+03:00 Asia/Baghdad
GMT+03:00 Asia/Bahrain
GMT+04:00 Asia/Baku
GMT+07:00 Asia/Bangkok
GMT+06:00 Asia/Barnaul
GMT+02:00 Asia/Beirut
GMT+06:00 Asia/Bishkek
GMT+08:00 Asia/Brunei
GMT+05:30 Asia/Calcutta
GMT+09:00 Asia/Chita
GMT+08:00 Asia/Choibalsan
GMT+08:00 Asia/Chongqing
GMT+08:00 Asia/Chungking
GMT+05:30 Asia/Colombo
GMT+07:00 Asia/Dacca
GMT+02:00 Asia/Damascus
GMT+07:00 Asia/Dhaka
GMT+09:00 Asia/Dili
GMT+04:00 Asia/Dubai
GMT+05:00 Asia/Dushanbe
GMT+02:00 Asia/Famagusta
GMT+02:00 Asia/Gaza
GMT+08:00 Asia/Harbin
GMT+02:00 Asia/Hebron
GMT+07:00 Asia/Ho_Chi_Minh
GMT+08:00 Asia/Hong_Kong
GMT+07:00 Asia/Hovd
GMT+08:00 Asia/Irkutsk
GMT+02:00 Asia/Istanbul
GMT+07:00 Asia/Jakarta
GMT+09:00 Asia/Jayapura
GMT+02:00 Asia/Jerusalem
GMT+04:30 Asia/Kabul
GMT+12:00 Asia/Kamchatka
GMT+05:00 Asia/Karachi
GMT+06:00 Asia/Kashgar
GMT+05:45 Asia/Kathmandu
GMT+05:45 Asia/Katmandu
GMT+10:00 Asia/Khandyga
GMT+05:30 Asia/Kolkata
GMT+07:00 Asia/Krasnoyarsk
GMT+08:00 Asia/Kuala_Lumpur
GMT+08:00 Asia/Kuching
GMT+03:00 Asia/Kuwait
GMT+08:00 Asia/Macao
GMT+08:00 Asia/Macau
GMT+11:00 Asia/Magadan
GMT+08:00 Asia/Makassar
GMT+08:00 Asia/Manila
GMT+04:00 Asia/Muscat
GMT+02:00 Asia/Nicosia
GMT+07:00 Asia/Novokuznetsk
GMT+06:00 Asia/Novosibirsk
GMT+06:00 Asia/Omsk
GMT+05:00 Asia/Oral
GMT+07:00 Asia/Phnom_Penh
GMT+07:00 Asia/Pontianak
GMT+09:00 Asia/Pyongyang
GMT+03:00 Asia/Qatar
GMT+06:00 Asia/Qostanay
GMT+06:00 Asia/Qyzylorda
GMT+06:30 Asia/Rangoon
GMT+03:00 Asia/Riyadh
GMT+07:00 Asia/Saigon
GMT+10:00 Asia/Sakhalin
GMT+05:00 Asia/Samarkand
GMT+09:00 Asia/Seoul
GMT+08:00 Asia/Shanghai
GMT+08:00 Asia/Singapore
GMT+11:00 Asia/Srednekolymsk
GMT+08:00 Asia/Taipei
GMT+05:00 Asia/Tashkent
GMT+04:00 Asia/Tbilisi
GMT+03:30 Asia/Tehran
GMT+02:00 Asia/Tel_Aviv
GMT+06:00 Asia/Thimbu
GMT+06:00 Asia/Thimphu
GMT+09:00 Asia/Tokyo
GMT+06:00 Asia/Tomsk
GMT+08:00 Asia/Ujung_Pandang
GMT+08:00 Asia/Ulaanbaatar
GMT+08:00 Asia/Ulan_Bator
GMT+06:00 Asia/Urumqi
GMT+11:00 Asia/Ust-Nera
GMT+07:00 Asia/Vientiane
GMT+10:00 Asia/Vladivostok
GMT+09:00 Asia/Yakutsk
GMT+06:30 Asia/Yangon
GMT+05:00 Asia/Yekaterinburg
GMT+04:00 Asia/Yerevan
GMT-01:00 Atlantic/Azores
GMT-04:00 Atlantic/Bermuda
GMT+00:00 Atlantic/Canary
GMT-01:00 Atlantic/Cape_Verde
GMT+00:00 Atlantic/Faeroe
GMT+00:00 Atlantic/Faroe
GMT+01:00 Atlantic/Jan_Mayen
GMT+00:00 Atlantic/Madeira
GMT+00:00 Atlantic/Reykjavik
GMT-02:00 Atlantic/South_Georgia
GMT+00:00 Atlantic/St_Helena
GMT-03:00 Atlantic/Stanley
GMT+11:00 Australia/ACT
GMT+10:30 Australia/Adelaide
GMT+10:00 Australia/Brisbane
GMT+10:30 Australia/Broken_Hill
GMT+11:00 Australia/Canberra
GMT+11:00 Australia/Currie
GMT+09:30 Australia/Darwin
GMT+08:45 Australia/Eucla
GMT+11:00 Australia/Hobart
GMT+11:00 Australia/LHI
GMT+10:00 Australia/Lindeman
GMT+11:00 Australia/Lord_Howe
GMT+11:00 Australia/Melbourne
GMT+11:00 Australia/NSW
GMT+09:30 Australia/North
GMT+08:00 Australia/Perth
GMT+10:00 Australia/Queensland
GMT+10:30 Australia/South
GMT+11:00 Australia/Sydney
GMT+11:00 Australia/Tasmania
GMT+11:00 Australia/Victoria
GMT+08:00 Australia/West
GMT+10:30 Australia/Yancowinna
GMT-04:00 Brazil/Acre
GMT-02:00 Brazil/DeNoronha
GMT-02:00 Brazil/East
GMT-04:00 Brazil/West
GMT+01:00 CET
GMT-06:00 CST6CDT
GMT-04:00 Canada/Atlantic
GMT-06:00 Canada/Central
GMT-05:00 Canada/Eastern
GMT-07:00 Canada/Mountain
GMT-03:30 Canada/Newfoundland
GMT-08:00 Canada/Pacific
GMT-06:00 Canada/Saskatchewan
GMT-08:00 Canada/Yukon
GMT-03:00 Chile/Continental
GMT-05:00 Chile/EasterIsland
GMT-05:00 Cuba
GMT+02:00 EET
GMT-05:00 EST
GMT-05:00 EST5EDT
GMT+02:00 Egypt
GMT+00:00 Eire
GMT+00:00 Etc/GMT
GMT+00:00 Etc/GMT+0
GMT-01:00 Etc/GMT+1
GMT-10:00 Etc/GMT+10
GMT-11:00 Etc/GMT+11
GMT-12:00 Etc/GMT+12
GMT-02:00 Etc/GMT+2
GMT-03:00 Etc/GMT+3
GMT-04:00 Etc/GMT+4
GMT-05:00 Etc/GMT+5
GMT-06:00 Etc/GMT+6
GMT-07:00 Etc/GMT+7
GMT-08:00 Etc/GMT+8
GMT-09:00 Etc/GMT+9
GMT+00:00 Etc/GMT-0
GMT+01:00 Etc/GMT-1
GMT+10:00 Etc/GMT-10
GMT+11:00 Etc/GMT-11
GMT+12:00 Etc/GMT-12
GMT+13:00 Etc/GMT-13
GMT+14:00 Etc/GMT-14
GMT+02:00 Etc/GMT-2
GMT+03:00 Etc/GMT-3
GMT+04:00 Etc/GMT-4
GMT+05:00 Etc/GMT-5
GMT+06:00 Etc/GMT-6
GMT+07:00 Etc/GMT-7
GMT+08:00 Etc/GMT-8
GMT+09:00 Etc/GMT-9
GMT+00:00 Etc/GMT0
GMT+00:00 Etc/Greenwich
GMT+00:00 Etc/UCT
GMT+00:00 Etc/UTC
GMT+00:00 Etc/Universal
GMT+00:00 Etc/Zulu
GMT+01:00 Europe/Amsterdam
GMT+01:00 Europe/Andorra
GMT+03:00 Europe/Astrakhan
GMT+02:00 Europe/Athens
GMT+00:00 Europe/Belfast
GMT+01:00 Europe/Belgrade
GMT+01:00 Europe/Berlin
GMT+01:00 Europe/Bratislava
GMT+01:00 Europe/Brussels
GMT+02:00 Europe/Bucharest
GMT+01:00 Europe/Budapest
GMT+01:00 Europe/Busingen
GMT+02:00 Europe/Chisinau
GMT+01:00 Europe/Copenhagen
GMT+00:00 Europe/Dublin
GMT+01:00 Europe/Gibraltar
GMT+00:00 Europe/Guernsey
GMT+02:00 Europe/Helsinki
GMT+00:00 Europe/Isle_of_Man
GMT+02:00 Europe/Istanbul
GMT+00:00 Europe/Jersey
GMT+02:00 Europe/Kaliningrad
GMT+02:00 Europe/Kiev
GMT+03:00 Europe/Kirov
GMT+00:00 Europe/Lisbon
GMT+01:00 Europe/Ljubljana
GMT+00:00 Europe/London
GMT+01:00 Europe/Luxembourg
GMT+01:00 Europe/Madrid
GMT+01:00 Europe/Malta
GMT+02:00 Europe/Mariehamn
GMT+02:00 Europe/Minsk
GMT+01:00 Europe/Monaco
GMT+03:00 Europe/Moscow
GMT+02:00 Europe/Nicosia
GMT+01:00 Europe/Oslo
GMT+01:00 Europe/Paris
GMT+01:00 Europe/Podgorica
GMT+01:00 Europe/Prague
GMT+02:00 Europe/Riga
GMT+01:00 Europe/Rome
GMT+04:00 Europe/Samara
GMT+01:00 Europe/San_Marino
GMT+01:00 Europe/Sarajevo
GMT+03:00 Europe/Saratov
GMT+02:00 Europe/Simferopol
GMT+01:00 Europe/Skopje
GMT+02:00 Europe/Sofia
GMT+01:00 Europe/Stockholm
GMT+02:00 Europe/Tallinn
GMT+01:00 Europe/Tirane
GMT+02:00 Europe/Tiraspol
GMT+03:00 Europe/Ulyanovsk
GMT+02:00 Europe/Uzhgorod
GMT+01:00 Europe/Vaduz
GMT+01:00 Europe/Vatican
GMT+01:00 Europe/Vienna
GMT+02:00 Europe/Vilnius
GMT+03:00 Europe/Volgograd
GMT+01:00 Europe/Warsaw
GMT+01:00 Europe/Zagreb
GMT+02:00 Europe/Zaporozhye
GMT+01:00 Europe/Zurich
GMT+00:00 Factory
GMT+00:00 GB
GMT+00:00 GB-Eire
GMT+00:00 GMT
GMT+00:00 GMT+0
GMT+00:00 GMT-0
GMT+00:00 GMT0
GMT+00:00 Greenwich
GMT-10:00 HST
GMT+08:00 Hongkong
GMT+00:00 Iceland
GMT+03:00 Indian/Antananarivo
GMT+06:00 Indian/Chagos
GMT+07:00 Indian/Christmas
GMT+06:30 Indian/Cocos
GMT+03:00 Indian/Comoro
GMT+05:00 Indian/Kerguelen
GMT+04:00 Indian/Mahe
GMT+05:00 Indian/Maldives
GMT+04:00 Indian/Mauritius
GMT+03:00 Indian/Mayotte
GMT+04:00 Indian/Reunion
GMT+03:30 Iran
GMT+02:00 Israel
GMT-05:00 Jamaica
GMT+09:00 Japan
GMT+12:00 Kwajalein
GMT+02:00 Libya
GMT+01:00 MET
GMT-07:00 MST
GMT-07:00 MST7MDT
GMT-08:00 Mexico/BajaNorte
GMT-07:00 Mexico/BajaSur
GMT-06:00 Mexico/General
GMT+13:00 NZ
GMT+13:45 NZ-CHAT
GMT-07:00 Navajo
GMT+08:00 PRC
GMT-08:00 PST8PDT
GMT-11:00 Pacific/Apia
GMT+13:00 Pacific/Auckland
GMT+10:00 Pacific/Bougainville
GMT+13:45 Pacific/Chatham
GMT+10:00 Pacific/Chuuk
GMT-05:00 Pacific/Easter
GMT+11:00 Pacific/Efate
GMT+13:00 Pacific/Enderbury
GMT-11:00 Pacific/Fakaofo
GMT+12:00 Pacific/Fiji
GMT+12:00 Pacific/Funafuti
GMT-06:00 Pacific/Galapagos
GMT-09:00 Pacific/Gambier
GMT+11:00 Pacific/Guadalcanal
GMT+10:00 Pacific/Guam
GMT-10:00 Pacific/Honolulu
GMT-10:00 Pacific/Johnston
GMT+14:00 Pacific/Kiritimati
GMT+11:00 Pacific/Kosrae
GMT+12:00 Pacific/Kwajalein
GMT+12:00 Pacific/Majuro
GMT-09:30 Pacific/Marquesas
GMT-11:00 Pacific/Midway
GMT+12:00 Pacific/Nauru
GMT-11:00 Pacific/Niue
GMT+11:30 Pacific/Norfolk
GMT+11:00 Pacific/Noumea
GMT-11:00 Pacific/Pago_Pago
GMT+09:00 Pacific/Palau
GMT-08:00 Pacific/Pitcairn
GMT+11:00 Pacific/Pohnpei
GMT+11:00 Pacific/Ponape
GMT+10:00 Pacific/Port_Moresby
GMT-10:00 Pacific/Rarotonga
GMT+10:00 Pacific/Saipan
GMT-11:00 Pacific/Samoa
GMT-10:00 Pacific/Tahiti
GMT+12:00 Pacific/Tarawa
GMT+13:00 Pacific/Tongatapu
GMT+10:00 Pacific/Truk
GMT+12:00 Pacific/Wake
GMT+12:00 Pacific/Wallis
GMT+10:00 Pacific/Yap
GMT+01:00 Poland
GMT+00:00 Portugal
GMT+08:00 ROC
GMT+09:00 ROK
GMT+08:00 Singapore
GMT-04:00 SystemV/AST4
GMT-04:00 SystemV/AST4ADT
GMT-06:00 SystemV/CST6
GMT-06:00 SystemV/CST6CDT
GMT-05:00 SystemV/EST5
GMT-05:00 SystemV/EST5EDT
GMT-10:00 SystemV/HST10
GMT-07:00 SystemV/MST7
GMT-07:00 SystemV/MST7MDT
GMT-08:00 SystemV/PST8
GMT-08:00 SystemV/PST8PDT
GMT-09:00 SystemV/YST9
GMT-09:00 SystemV/YST9YDT
GMT+02:00 Turkey
GMT+00:00 UCT
GMT-09:00 US/Alaska
GMT-10:00 US/Aleutian
GMT-07:00 US/Arizona
GMT-06:00 US/Central
GMT-05:00 US/East-Indiana
GMT-05:00 US/Eastern
GMT-10:00 US/Hawaii
GMT-06:00 US/Indiana-Starke
GMT-05:00 US/Michigan
GMT-07:00 US/Mountain
GMT-08:00 US/Pacific
GMT-08:00 US/Pacific-New
GMT-11:00 US/Samoa
GMT+00:00 UTC
GMT+00:00 Universal
GMT+03:00 W-SU
GMT+00:00 WET
GMT+00:00 Zulu
Raw
main.go
package main
import (
"bytes"
"fmt"
"io/ioutil"
"os"
"os/exec"
"regexp/syntax"
"runtime"
"strings"
"time"
"unicode/utf8"
// "golang.org/x/sys/windows/registry"
)
// zoneDirs adapted from https://golang.org/src/time/zoneinfo_unix.go
// https://golang.org/doc/install/source#environment
// list of available GOOS as of 10th Feb 2017
// android, darwin, dragonfly, freebsd, linux, netbsd, openbsd, plan9, solaris,windows
var zoneDirs = map[string]string{
"android": "/system/usr/share/zoneinfo/",
"darwin": "/usr/share/zoneinfo/",
"dragonfly": "/usr/share/zoneinfo/",
"freebsd": "/usr/share/zoneinfo/",
"linux": "/usr/share/zoneinfo/",
"netbsd": "/usr/share/zoneinfo/",
"openbsd": "/usr/share/zoneinfo/",
// "plan9":"/adm/timezone/", -- no way to test this platform
"solaris": "/usr/share/lib/zoneinfo/",
"windows": `SOFTWARE\Microsoft\Windows NT\CurrentVersion\Time Zones\`,
}
var zoneDir string
var timeZones []string
// InSlice ... check if an element is inside a slice
func InSlice(str string, list []string) bool {
for _, v := range list {
if v == str {
return true
}
}
return false
}
// ReadTZFile ... read timezone file and append into timeZones slice
func ReadTZFile(path string) {
files, _ := ioutil.ReadDir(zoneDir + path)
for _, f := range files {
if f.Name() != strings.ToUpper(f.Name()[:1])+f.Name()[1:] {
continue
}
if f.IsDir() {
ReadTZFile(path + "/" + f.Name())
} else {
tz := (path + "/" + f.Name())[1:]
// check if tz is already in timeZones slice
// append if not
if !InSlice(tz, timeZones) { // need a more efficient method...
// convert string to rune
tzRune, _ := utf8.DecodeRuneInString(tz[:1])
if syntax.IsWordChar(tzRune) { // filter out entry that does not start with A-Za-z such as +VERSION
timeZones = append(timeZones, tz)
}
}
}
}
}
func ListTimeZones() {
if runtime.GOOS == "nacl" || runtime.GOOS == "" {
fmt.Println("Unsupported platform")
os.Exit(0)
}
// detect OS
fmt.Println("Time zones available for : ", runtime.GOOS)
fmt.Println("------------------------")
fmt.Println("Retrieving time zones from : ", zoneDirs[runtime.GOOS])
if runtime.GOOS != "windows" {
for _, zoneDir = range zoneDirs {
ReadTZFile("")
}
} else { // let's handle Windows
// if you're building this on darwin/linux
// chances are you will encounter
// undefined: registry in registry.OpenKey error message
// uncomment below if compiling on Windows platform
//k, err := registry.OpenKey(registry.LOCAL_MACHINE, `SOFTWARE\Microsoft\Windows NT\CurrentVersion\Time Zones`, registry.ENUMERATE_SUB_KEYS|registry.QUERY_VALUE)
//if err != nil {
// fmt.Println(err)
//}
//defer k.Close()
//names, err := k.ReadSubKeyNames(-1)
//if err != nil {
// fmt.Println(err)
//}
//fmt.Println("Number of timezones : ", len(names))
//for i := 0; i <= len(names)-1; i++ {
// check if tz is already in timeZones slice
// append if not
// if !InSlice(names[i], timeZones) { // need a more efficient method...
// timeZones = append(timeZones, names[i])
// }
//}
// UPDATE : Reading from registry is not reliable
// better to parse output result by "tzutil /g" command
// REMEMBER : There is no time difference between Coordinated Universal Time and Greenwich Mean Time ....
cmd := exec.Command("tzutil", "/l")
data, err := cmd.Output()
if err != nil {
panic(err)
}
fmt.Println("UTC is the same as GMT")
fmt.Println("There is no time difference between Coordinated Universal Time and Greenwich Mean Time ....")
GMTed := bytes.Replace(data, []byte("UTC"), []byte("GMT"), -1)
fmt.Println(string(GMTed))
}
now := time.Now()
for _, v := range timeZones {
if runtime.GOOS != "windows" {
location, err := time.LoadLocation(v)
if err != nil {
fmt.Println(err)
}
// extract the GMT
t := now.In(location)
t1 := fmt.Sprintf("%s", t.Format(time.RFC822Z))
tArray := strings.Fields(t1)
gmtTime := strings.Join(tArray[4:], "")
hours := gmtTime[0:3]
minutes := gmtTime[3:]
gmt := "GMT" + fmt.Sprintf("%s:%s", hours, minutes)
fmt.Println(gmt + " " + v)
} else {
fmt.Println(v)
}
}
fmt.Println("Total timezone ids : ", len(timeZones))
}
func main() {
ListTimeZones()
}
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