Edit
I believe this is a issue with I am using windows 7 and my server is windows 2008. I think windows 2008 uses still GMT. So how could I get around this issue. Like I want to deal in UTC but I want to have the default selected item to be “Coordinated Universal Time” what is not in the gmt list but in the UTC list.
So I am not sure what to do. (I am not a shared host so if you can change it on windows 2008 machine it won’t help me much).
Hi
I have this line to get all the timezones
Dictionary<string, TimeZoneInfo> storeZoneName = TimeZoneInfo.GetSystemTimeZones().ToDictionary(z => z.DisplayName);
Now when I upload I try it on my local machine I get this
(UTC-12:00) International Date Line West
(UTC-11:00) Coordinated Universal Time-11
(UTC-11:00) Samoa
(UTC-10:00) Hawaii
(UTC-09:00) Alaska
(UTC-08:00) Baja California
(UTC-08:00) Pacific Time (US & Canada)
(UTC-07:00) Arizona
(UTC-07:00) Chihuahua, La Paz, Mazatlan
(UTC-07:00) Mountain Time (US & Canada)
(UTC-06:00) Central America
(UTC-06:00) Central Time (US & Canada)
(UTC-06:00) Guadalajara, Mexico City, Monterrey
(UTC-06:00) Saskatchewan
(UTC-05:00) Bogota, Lima, Quito
(UTC-05:00) Eastern Time (US & Canada)
(UTC-05:00) Indiana (East)
(UTC-04:30) Caracas
(UTC-04:00) Asuncion
(UTC-04:00) Atlantic Time (Canada)
(UTC-04:00) Cuiaba
(UTC-04:00) Georgetown, La Paz, Manaus, San Juan
(UTC-04:00) Santiago
(UTC-03:30) Newfoundland
(UTC-03:00) Brasilia
(UTC-03:00) Buenos Aires
(UTC-03:00) Cayenne, Fortaleza
(UTC-03:00) Greenland
(UTC-03:00) Montevideo
(UTC-02:00) Coordinated Universal Time-02
(UTC-02:00) Mid-Atlantic
(UTC-01:00) Azores
(UTC-01:00) Cape Verde Is.
(UTC) Casablanca
(UTC) Coordinated Universal Time
(UTC) Dublin, Edinburgh, Lisbon, London
(UTC) Monrovia, Reykjavik
(UTC+01:00) Amsterdam, Berlin, Bern, Rome, Stockholm, Vienna
(UTC+01:00) Belgrade, Bratislava, Budapest, Ljubljana, Prague
(UTC+01:00) Brussels, Copenhagen, Madrid, Paris
(UTC+01:00) Sarajevo, Skopje, Warsaw, Zagreb
(UTC+01:00) West Central Africa
(UTC+02:00) Amman
(UTC+02:00) Athens, Bucharest, Istanbul
(UTC+02:00) Beirut
(UTC+02:00) Cairo
(UTC+02:00) Harare, Pretoria
(UTC+02:00) Helsinki, Kyiv, Riga, Sofia, Tallinn, Vilnius
(UTC+02:00) Jerusalem
(UTC+02:00) Minsk
(UTC+02:00) Windhoek
(UTC+03:00) Baghdad
(UTC+03:00) Kuwait, Riyadh
(UTC+03:00) Moscow, St. Petersburg, Volgograd
(UTC+03:00) Nairobi
(UTC+03:30) Tehran
(UTC+04:00) Abu Dhabi, Muscat
(UTC+04:00) Baku
(UTC+04:00) Port Louis
(UTC+04:00) Tbilisi
(UTC+04:00) Yerevan
(UTC+04:30) Kabul
(UTC+05:00) Ekaterinburg
(UTC+05:00) Islamabad, Karachi
(UTC+05:00) Tashkent
(UTC+05:30) Chennai, Kolkata, Mumbai, New Delhi
(UTC+05:30) Sri Jayawardenepura
(UTC+05:45) Kathmandu
(UTC+06:00) Astana
(UTC+06:00) Dhaka
(UTC+06:00) Novosibirsk
(UTC+06:30) Yangon (Rangoon)
(UTC+07:00) Bangkok, Hanoi, Jakarta
(UTC+07:00) Krasnoyarsk
(UTC+08:00) Beijing, Chongqing, Hong Kong, Urumqi
(UTC+08:00) Irkutsk
(UTC+08:00) Kuala Lumpur, Singapore
(UTC+08:00) Perth
(UTC+08:00) Taipei
(UTC+08:00) Ulaanbaatar
(UTC+09:00) Osaka, Sapporo, Tokyo
(UTC+09:00) Seoul
(UTC+09:00) Yakutsk
(UTC+09:30) Adelaide
(UTC+09:30) Darwin
(UTC+10:00) Brisbane
(UTC+10:00) Canberra, Melbourne, Sydney
(UTC+10:00) Guam, Port Moresby
(UTC+10:00) Hobart
(UTC+10:00) Vladivostok
(UTC+11:00) Magadan, Solomon Is., New Caledonia
(UTC+12:00) Auckland, Wellington
(UTC+12:00) Coordinated Universal Time+12
(UTC+12:00) Fiji
(UTC+12:00) Petropavlovsk-Kamchatsky
(UTC+13:00) Nuku'alofa
When I run it on a different local machine or my server I have this.
<option value="(GMT) Casablanca">(GMT) Casablanca</option>
<option value="(GMT) Greenwich Mean Time : Dublin, Edinburgh, Lisbon, London">(GMT) Greenwich Mean Time : Dublin, Edinburgh, Lisbon, London</option>
<option value="(GMT) Monrovia, Reykjavik">(GMT) Monrovia, Reykjavik</option>
<option value="(GMT+01:00) Amsterdam, Berlin, Bern, Rome, Stockholm, Vienna">(GMT+01:00) Amsterdam, Berlin, Bern, Rome, Stockholm, Vienna</option>
<option value="(GMT+01:00) Belgrade, Bratislava, Budapest, Ljubljana, Prague">(GMT+01:00) Belgrade, Bratislava, Budapest, Ljubljana, Prague</option>
<option value="(GMT+01:00) Brussels, Copenhagen, Madrid, Paris">(GMT+01:00) Brussels, Copenhagen, Madrid, Paris</option>
<option value="(GMT+01:00) Sarajevo, Skopje, Warsaw, Zagreb">(GMT+01:00) Sarajevo, Skopje, Warsaw, Zagreb</option>
<option value="(GMT+01:00) West Central Africa">(GMT+01:00) West Central Africa</option>
<option value="(GMT+02:00) Amman">(GMT+02:00) Amman</option>
<option value="(GMT+02:00) Athens, Bucharest, Istanbul">(GMT+02:00) Athens, Bucharest, Istanbul</option>
<option value="(GMT+02:00) Beirut">(GMT+02:00) Beirut</option>
<option value="(GMT+02:00) Cairo">(GMT+02:00) Cairo</option>
<option value="(GMT+02:00) Harare, Pretoria">(GMT+02:00) Harare, Pretoria</option>
<option value="(GMT+02:00) Helsinki, Kyiv, Riga, Sofia, Tallinn, Vilnius">(GMT+02:00) Helsinki, Kyiv, Riga, Sofia, Tallinn, Vilnius</option>
<option value="(GMT+02:00) Jerusalem">(GMT+02:00) Jerusalem</option>
<option value="(GMT+02:00) Minsk">(GMT+02:00) Minsk</option>
<option value="(GMT+02:00) Windhoek">(GMT+02:00) Windhoek</option>
<option value="(GMT+03:00) Baghdad">(GMT+03:00) Baghdad</option>
<option value="(GMT+03:00) Kuwait, Riyadh">(GMT+03:00) Kuwait, Riyadh</option>
<option value="(GMT+03:00) Moscow, St. Petersburg, Volgograd">(GMT+03:00) Moscow, St. Petersburg, Volgograd</option>
<option value="(GMT+03:00) Nairobi">(GMT+03:00) Nairobi</option>
<option value="(GMT+03:00) Tbilisi">(GMT+03:00) Tbilisi</option>
<option value="(GMT+03:30) Tehran">(GMT+03:30) Tehran</option>
<option value="(GMT+04:00) Abu Dhabi, Muscat">(GMT+04:00) Abu Dhabi, Muscat</option>
<option value="(GMT+04:00) Baku">(GMT+04:00) Baku</option>
<option value="(GMT+04:00) Port Louis">(GMT+04:00) Port Louis</option>
<option value="(GMT+04:00) Yerevan">(GMT+04:00) Yerevan</option>
<option value="(GMT+04:30) Kabul">(GMT+04:30) Kabul</option>
<option value="(GMT+05:00) Ekaterinburg">(GMT+05:00) Ekaterinburg</option>
<option value="(GMT+05:00) Islamabad, Karachi">(GMT+05:00) Islamabad, Karachi</option>
<option value="(GMT+05:00) Tashkent">(GMT+05:00) Tashkent</option>
<option value="(GMT+05:30) Chennai, Kolkata, Mumbai, New Delhi">(GMT+05:30) Chennai, Kolkata, Mumbai, New Delhi</option>
<option value="(GMT+05:30) Sri Jayawardenepura">(GMT+05:30) Sri Jayawardenepura</option>
<option value="(GMT+05:45) Kathmandu">(GMT+05:45) Kathmandu</option>
<option value="(GMT+06:00) Almaty, Novosibirsk">(GMT+06:00) Almaty, Novosibirsk</option>
<option value="(GMT+06:00) Astana, Dhaka">(GMT+06:00) Astana, Dhaka</option>
<option value="(GMT+06:30) Yangon (Rangoon)">(GMT+06:30) Yangon (Rangoon)</option>
<option value="(GMT+07:00) Bangkok, Hanoi, Jakarta">(GMT+07:00) Bangkok, Hanoi, Jakarta</option>
<option value="(GMT+07:00) Krasnoyarsk">(GMT+07:00) Krasnoyarsk</option>
<option value="(GMT+08:00) Beijing, Chongqing, Hong Kong, Urumqi">(GMT+08:00) Beijing, Chongqing, Hong Kong, Urumqi</option>
<option value="(GMT+08:00) Irkutsk, Ulaan Bataar">(GMT+08:00) Irkutsk, Ulaan Bataar</option>
<option value="(GMT+08:00) Kuala Lumpur, Singapore">(GMT+08:00) Kuala Lumpur, Singapore</option>
<option value="(GMT+08:00) Perth">(GMT+08:00) Perth</option>
<option value="(GMT+08:00) Taipei">(GMT+08:00) Taipei</option>
<option value="(GMT+09:00) Osaka, Sapporo, Tokyo">(GMT+09:00) Osaka, Sapporo, Tokyo</option>
<option value="(GMT+09:00) Seoul">(GMT+09:00) Seoul</option>
<option value="(GMT+09:00) Yakutsk">(GMT+09:00) Yakutsk</option>
<option value="(GMT+09:30) Adelaide">(GMT+09:30) Adelaide</option>
<option value="(GMT+09:30) Darwin">(GMT+09:30) Darwin</option>
<option value="(GMT+10:00) Brisbane">(GMT+10:00) Brisbane</option>
<option value="(GMT+10:00) Canberra, Melbourne, Sydney">(GMT+10:00) Canberra, Melbourne, Sydney</option>
<option value="(GMT+10:00) Guam, Port Moresby">(GMT+10:00) Guam, Port Moresby</option>
<option value="(GMT+10:00) Hobart">(GMT+10:00) Hobart</option>
<option value="(GMT+10:00) Vladivostok">(GMT+10:00) Vladivostok</option>
<option value="(GMT+11:00) Magadan, Solomon Is., New Caledonia">(GMT+11:00) Magadan, Solomon Is., New Caledonia</option>
<option value="(GMT+12:00) Auckland, Wellington">(GMT+12:00) Auckland, Wellington</option>
<option value="(GMT+12:00) Fiji, Kamchatka, Marshall Is.">(GMT+12:00) Fiji, Kamchatka, Marshall Is.</option>
<option value="(GMT+13:00) Nuku'alofa">(GMT+13:00) Nuku'alofa</option>
<option value="(GMT-01:00) Azores">(GMT-01:00) Azores</option>
<option value="(GMT-01:00) Cape Verde Is.">(GMT-01:00) Cape Verde Is.</option>
<option value="(GMT-02:00) Mid-Atlantic">(GMT-02:00) Mid-Atlantic</option>
<option value="(GMT-03:00) Brasilia">(GMT-03:00) Brasilia</option>
<option value="(GMT-03:00) Buenos Aires">(GMT-03:00) Buenos Aires</option>
<option value="(GMT-03:00) Georgetown">(GMT-03:00) Georgetown</option>
<option value="(GMT-03:00) Greenland">(GMT-03:00) Greenland</option>
<option value="(GMT-03:00) Montevideo">(GMT-03:00) Montevideo</option>
<option value="(GMT-03:30) Newfoundland">(GMT-03:30) Newfoundland</option>
<option value="(GMT-04:00) Atlantic Time (Canada)">(GMT-04:00) Atlantic Time (Canada)</option>
<option value="(GMT-04:00) La Paz">(GMT-04:00) La Paz</option>
<option value="(GMT-04:00) Manaus">(GMT-04:00) Manaus</option>
<option value="(GMT-04:00) Santiago">(GMT-04:00) Santiago</option>
<option value="(GMT-04:30) Caracas">(GMT-04:30) Caracas</option>
<option value="(GMT-05:00) Bogota, Lima, Quito, Rio Branco">(GMT-05:00) Bogota, Lima, Quito, Rio Branco</option>
<option value="(GMT-05:00) Eastern Time (US & Canada)">(GMT-05:00) Eastern Time (US & Canada)</option>
<option value="(GMT-05:00) Indiana (East)">(GMT-05:00) Indiana (East)</option>
<option value="(GMT-06:00) Central America">(GMT-06:00) Central America</option>
<option value="(GMT-06:00) Central Time (US & Canada)">(GMT-06:00) Central Time (US & Canada)</option>
<option value="(GMT-06:00) Guadalajara, Mexico City, Monterrey">(GMT-06:00) Guadalajara, Mexico City, Monterrey</option>
<option value="(GMT-06:00) Saskatchewan">(GMT-06:00) Saskatchewan</option>
<option value="(GMT-07:00) Arizona">(GMT-07:00) Arizona</option>
<option value="(GMT-07:00) Chihuahua, La Paz, Mazatlan">(GMT-07:00) Chihuahua, La Paz, Mazatlan</option>
<option value="(GMT-07:00) Mountain Time (US & Canada)">(GMT-07:00) Mountain Time (US & Canada)</option>
<option value="(GMT-08:00) Pacific Time (US & Canada)">(GMT-08:00) Pacific Time (US & Canada)</option>
<option value="(GMT-08:00) Tijuana, Baja California">(GMT-08:00) Tijuana, Baja California</option>
<option value="(GMT-09:00) Alaska">(GMT-09:00) Alaska</option>
<option value="(GMT-10:00) Hawaii">(GMT-10:00) Hawaii</option>
<option value="(GMT-11:00) Midway Island, Samoa">(GMT-11:00) Midway Island, Samoa</option>
<option value="(GMT-12:00) International Date Line West">(GMT-12:00) International Date Line West</option>
They are different. Same line of code but one is GMT and one is UTC. How can I force it to be always the same?
Also I want to have a default choice of “UTC” but I am not sure what the diff is between this
(UTC-11:00) Coordinated Universal Time-11
and this
(UTC-02:00) Coordinated Universal Time-02
GMT and UTC are the same thing. I guess one system is set to English (US) and one to English (UK) (or some other combination, perhaps).
This means “11 hours behind UTC”.
This means “2 hours behind UTC”
That is to say, if UTC is 4:32 PM, then UTC-02:00 would be 2:32 PM and UTC-11:00 would be 5:32 AM.