using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @".*value=""(.*)"".*";
string substitution = @"'$1' => __( '$1' ),";
string input = @" <option value="">Select your Timezone</option>
<option value=""Africa/Abidjan"">Africa/Abidjan</option>
<option value=""Africa/Accra"">Africa/Accra</option>
<option value=""Africa/Addis_Ababa"">Africa/Addis_Ababa</option>
<option value=""Africa/Algiers"">Africa/Algiers</option>
<option value=""Africa/Asmara"">Africa/Asmara</option>
<option value=""Africa/Bamako"">Africa/Bamako</option>
<option value=""Africa/Bangui"">Africa/Bangui</option>
<option value=""Africa/Banjul"">Africa/Banjul</option>
<option value=""Africa/Bissau"">Africa/Bissau</option>
<option value=""Africa/Blantyre"">Africa/Blantyre</option>
<option value=""Africa/Brazzaville"">Africa/Brazzaville</option>
<option value=""Africa/Bujumbura"">Africa/Bujumbura</option>
<option value=""Africa/Cairo"">Africa/Cairo</option>
<option value=""Africa/Casablanca"">Africa/Casablanca</option>
<option value=""Africa/Ceuta"">Africa/Ceuta</option>
<option value=""Africa/Conakry"">Africa/Conakry</option>
<option value=""Africa/Dakar"">Africa/Dakar</option>
<option value=""Africa/Dar_es_Salaam"">Africa/Dar_es_Salaam</option>
<option value=""Africa/Djibouti"">Africa/Djibouti</option>
<option value=""Africa/Douala"">Africa/Douala</option>
<option value=""Africa/El_Aaiun"">Africa/El_Aaiun</option>
<option value=""Africa/Freetown"">Africa/Freetown</option>
<option value=""Africa/Gaborone"">Africa/Gaborone</option>
<option value=""Africa/Harare"">Africa/Harare</option>
<option value=""Africa/Johannesburg"">Africa/Johannesburg</option>
<option value=""Africa/Juba"">Africa/Juba</option>
<option value=""Africa/Kampala"">Africa/Kampala</option>
<option value=""Africa/Khartoum"">Africa/Khartoum</option>
<option value=""Africa/Kigali"">Africa/Kigali</option>
<option value=""Africa/Kinshasa"">Africa/Kinshasa</option>
<option value=""Africa/Lagos"">Africa/Lagos</option>
<option value=""Africa/Libreville"">Africa/Libreville</option>
<option value=""Africa/Lome"">Africa/Lome</option>
<option value=""Africa/Luanda"">Africa/Luanda</option>
<option value=""Africa/Lubumbashi"">Africa/Lubumbashi</option>
<option value=""Africa/Lusaka"">Africa/Lusaka</option>
<option value=""Africa/Malabo"">Africa/Malabo</option>
<option value=""Africa/Maputo"">Africa/Maputo</option>
<option value=""Africa/Maseru"">Africa/Maseru</option>
<option value=""Africa/Mbabane"">Africa/Mbabane</option>
<option value=""Africa/Mogadishu"">Africa/Mogadishu</option>
<option value=""Africa/Monrovia"">Africa/Monrovia</option>
<option value=""Africa/Nairobi"">Africa/Nairobi</option>
<option value=""Africa/Ndjamena"">Africa/Ndjamena</option>
<option value=""Africa/Niamey"">Africa/Niamey</option>
<option value=""Africa/Nouakchott"">Africa/Nouakchott</option>
<option value=""Africa/Ouagadougou"">Africa/Ouagadougou</option>
<option value=""Africa/Porto-Novo"">Africa/Porto-Novo</option>
<option value=""Africa/Sao_Tome"">Africa/Sao_Tome</option>
<option value=""Africa/Tripoli"">Africa/Tripoli</option>
<option value=""Africa/Tunis"">Africa/Tunis</option>
<option value=""Africa/Windhoek"">Africa/Windhoek</option>
<option value=""America/Adak"">America/Adak</option>
<option value=""America/Anchorage"">America/Anchorage</option>
<option value=""America/Anguilla"">America/Anguilla</option>
<option value=""America/Antigua"">America/Antigua</option>
<option value=""America/Araguaina"">America/Araguaina</option>
<option value=""America/Argentina/Buenos_Aires"">America/Argentina/Buenos_Aires</option>
<option value=""America/Argentina/Catamarca"">America/Argentina/Catamarca</option>
<option value=""America/Argentina/Cordoba"">America/Argentina/Cordoba</option>
<option value=""America/Argentina/Jujuy"">America/Argentina/Jujuy</option>
<option value=""America/Argentina/La_Rioja"">America/Argentina/La_Rioja</option>
<option value=""America/Argentina/Mendoza"">America/Argentina/Mendoza</option>
<option value=""America/Argentina/Rio_Gallegos"">America/Argentina/Rio_Gallegos</option>
<option value=""America/Argentina/Salta"">America/Argentina/Salta</option>
<option value=""America/Argentina/San_Juan"">America/Argentina/San_Juan</option>
<option value=""America/Argentina/San_Luis"">America/Argentina/San_Luis</option>
<option value=""America/Argentina/Tucuman"">America/Argentina/Tucuman</option>
<option value=""America/Argentina/Ushuaia"">America/Argentina/Ushuaia</option>
<option value=""America/Aruba"">America/Aruba</option>
<option value=""America/Asuncion"">America/Asuncion</option>
<option value=""America/Atikokan"">America/Atikokan</option>
<option value=""America/Bahia"">America/Bahia</option>
<option value=""America/Bahia_Banderas"">America/Bahia_Banderas</option>
<option value=""America/Barbados"">America/Barbados</option>
<option value=""America/Belem"">America/Belem</option>
<option value=""America/Belize"">America/Belize</option>
<option value=""America/Blanc-Sablon"">America/Blanc-Sablon</option>
<option value=""America/Boa_Vista"">America/Boa_Vista</option>
<option value=""America/Bogota"">America/Bogota</option>
<option value=""America/Boise"">America/Boise</option>
<option value=""America/Cambridge_Bay"">America/Cambridge_Bay</option>
<option value=""America/Campo_Grande"">America/Campo_Grande</option>
<option value=""America/Cancun"">America/Cancun</option>
<option value=""America/Caracas"">America/Caracas</option>
<option value=""America/Cayenne"">America/Cayenne</option>
<option value=""America/Cayman"">America/Cayman</option>
<option value=""America/Chicago"">America/Chicago</option>
<option value=""America/Chihuahua"">America/Chihuahua</option>
<option value=""America/Costa_Rica"">America/Costa_Rica</option>
<option value=""America/Creston"">America/Creston</option>
<option value=""America/Cuiaba"">America/Cuiaba</option>
<option value=""America/Curacao"">America/Curacao</option>
<option value=""America/Danmarkshavn"">America/Danmarkshavn</option>
<option value=""America/Dawson"">America/Dawson</option>
<option value=""America/Dawson_Creek"">America/Dawson_Creek</option>
<option value=""America/Denver"">America/Denver</option>
<option value=""America/Detroit"">America/Detroit</option>
<option value=""America/Dominica"">America/Dominica</option>
<option value=""America/Edmonton"">America/Edmonton</option>
<option value=""America/Eirunepe"">America/Eirunepe</option>
<option value=""America/El_Salvador"">America/El_Salvador</option>
<option value=""America/Fort_Nelson"">America/Fort_Nelson</option>
<option value=""America/Fortaleza"">America/Fortaleza</option>
<option value=""America/Glace_Bay"">America/Glace_Bay</option>
<option value=""America/Godthab"">America/Godthab</option>
<option value=""America/Goose_Bay"">America/Goose_Bay</option>
<option value=""America/Grand_Turk"">America/Grand_Turk</option>
<option value=""America/Grenada"">America/Grenada</option>
<option value=""America/Guadeloupe"">America/Guadeloupe</option>
<option value=""America/Guatemala"">America/Guatemala</option>
<option value=""America/Guayaquil"">America/Guayaquil</option>
<option value=""America/Guyana"">America/Guyana</option>
<option value=""America/Halifax"">America/Halifax</option>
<option value=""America/Havana"">America/Havana</option>
<option value=""America/Hermosillo"">America/Hermosillo</option>
<option value=""America/Indiana/Indianapolis"">America/Indiana/Indianapolis</option>
<option value=""America/Indiana/Knox"">America/Indiana/Knox</option>
<option value=""America/Indiana/Marengo"">America/Indiana/Marengo</option>
<option value=""America/Indiana/Petersburg"">America/Indiana/Petersburg</option>
<option value=""America/Indiana/Tell_City"">America/Indiana/Tell_City</option>
<option value=""America/Indiana/Vevay"">America/Indiana/Vevay</option>
<option value=""America/Indiana/Vincennes"">America/Indiana/Vincennes</option>
<option value=""America/Indiana/Winamac"">America/Indiana/Winamac</option>
<option value=""America/Inuvik"">America/Inuvik</option>
<option value=""America/Iqaluit"">America/Iqaluit</option>
<option value=""America/Jamaica"">America/Jamaica</option>
<option value=""America/Juneau"">America/Juneau</option>
<option value=""America/Kentucky/Louisville"">America/Kentucky/Louisville</option>
<option value=""America/Kentucky/Monticello"">America/Kentucky/Monticello</option>
<option value=""America/Kralendijk"">America/Kralendijk</option>
<option value=""America/La_Paz"">America/La_Paz</option>
<option value=""America/Lima"">America/Lima</option>
<option value=""America/Los_Angeles"">America/Los_Angeles</option>
<option value=""America/Lower_Princes"">America/Lower_Princes</option>
<option value=""America/Maceio"">America/Maceio</option>
<option value=""America/Managua"">America/Managua</option>
<option value=""America/Manaus"">America/Manaus</option>
<option value=""America/Marigot"">America/Marigot</option>
<option value=""America/Martinique"">America/Martinique</option>
<option value=""America/Matamoros"">America/Matamoros</option>
<option value=""America/Mazatlan"">America/Mazatlan</option>
<option value=""America/Menominee"">America/Menominee</option>
<option value=""America/Merida"">America/Merida</option>
<option value=""America/Metlakatla"">America/Metlakatla</option>
<option value=""America/Mexico_City"">America/Mexico_City</option>
<option value=""America/Miquelon"">America/Miquelon</option>
<option value=""America/Moncton"">America/Moncton</option>
<option value=""America/Monterrey"">America/Monterrey</option>
<option value=""America/Montevideo"">America/Montevideo</option>
<option value=""America/Montserrat"">America/Montserrat</option>
<option value=""America/Nassau"">America/Nassau</option>
<option value=""America/New_York"">America/New_York</option>
<option value=""America/Nipigon"">America/Nipigon</option>
<option value=""America/Nome"">America/Nome</option>
<option value=""America/Noronha"">America/Noronha</option>
<option value=""America/North_Dakota/Beulah"">America/North_Dakota/Beulah</option>
<option value=""America/North_Dakota/Center"">America/North_Dakota/Center</option>
<option value=""America/North_Dakota/New_Salem"">America/North_Dakota/New_Salem</option>
<option value=""America/Ojinaga"">America/Ojinaga</option>
<option value=""America/Panama"">America/Panama</option>
<option value=""America/Pangnirtung"">America/Pangnirtung</option>
<option value=""America/Paramaribo"">America/Paramaribo</option>
<option value=""America/Phoenix"">America/Phoenix</option>
<option value=""America/Port-au-Prince"">America/Port-au-Prince</option>
<option value=""America/Port_of_Spain"">America/Port_of_Spain</option>
<option value=""America/Porto_Velho"">America/Porto_Velho</option>
<option value=""America/Puerto_Rico"">America/Puerto_Rico</option>
<option value=""America/Rainy_River"">America/Rainy_River</option>
<option value=""America/Rankin_Inlet"">America/Rankin_Inlet</option>
<option value=""America/Recife"">America/Recife</option>
<option value=""America/Regina"">America/Regina</option>
<option value=""America/Resolute"">America/Resolute</option>
<option value=""America/Rio_Branco"">America/Rio_Branco</option>
<option value=""America/Santarem"">America/Santarem</option>
<option value=""America/Santiago"">America/Santiago</option>
<option value=""America/Santo_Domingo"">America/Santo_Domingo</option>
<option value=""America/Sao_Paulo"">America/Sao_Paulo</option>
<option value=""America/Scoresbysund"">America/Scoresbysund</option>
<option value=""America/Sitka"">America/Sitka</option>
<option value=""America/St_Barthelemy"">America/St_Barthelemy</option>
<option value=""America/St_Johns"">America/St_Johns</option>
<option value=""America/St_Kitts"">America/St_Kitts</option>
<option value=""America/St_Lucia"">America/St_Lucia</option>
<option value=""America/St_Thomas"">America/St_Thomas</option>
<option value=""America/St_Vincent"">America/St_Vincent</option>
<option value=""America/Swift_Current"">America/Swift_Current</option>
<option value=""America/Tegucigalpa"">America/Tegucigalpa</option>
<option value=""America/Thule"">America/Thule</option>
<option value=""America/Thunder_Bay"">America/Thunder_Bay</option>
<option value=""America/Tijuana"">America/Tijuana</option>
<option value=""America/Toronto"">America/Toronto</option>
<option value=""America/Tortola"">America/Tortola</option>
<option value=""America/Vancouver"">America/Vancouver</option>
<option value=""America/Whitehorse"">America/Whitehorse</option>
<option value=""America/Winnipeg"">America/Winnipeg</option>
<option value=""America/Yakutat"">America/Yakutat</option>
<option value=""America/Yellowknife"">America/Yellowknife</option>
<option value=""Antarctica/Casey"">Antarctica/Casey</option>
<option value=""Antarctica/Davis"">Antarctica/Davis</option>
<option value=""Antarctica/DumontDUrville"">Antarctica/DumontDUrville</option>
<option value=""Antarctica/Macquarie"">Antarctica/Macquarie</option>
<option value=""Antarctica/Mawson"">Antarctica/Mawson</option>
<option value=""Antarctica/McMurdo"">Antarctica/McMurdo</option>
<option value=""Antarctica/Palmer"">Antarctica/Palmer</option>
<option value=""Antarctica/Rothera"">Antarctica/Rothera</option>
<option value=""Antarctica/Syowa"">Antarctica/Syowa</option>
<option value=""Antarctica/Troll"">Antarctica/Troll</option>
<option value=""Antarctica/Vostok"">Antarctica/Vostok</option>
<option value=""Arctic/Longyearbyen"">Arctic/Longyearbyen</option>
<option value=""Asia/Aden"">Asia/Aden</option>
<option value=""Asia/Almaty"">Asia/Almaty</option>
<option value=""Asia/Amman"">Asia/Amman</option>
<option value=""Asia/Anadyr"">Asia/Anadyr</option>
<option value=""Asia/Aqtau"">Asia/Aqtau</option>
<option value=""Asia/Aqtobe"">Asia/Aqtobe</option>
<option value=""Asia/Ashgabat"">Asia/Ashgabat</option>
<option value=""Asia/Baghdad"">Asia/Baghdad</option>
<option value=""Asia/Bahrain"">Asia/Bahrain</option>
<option value=""Asia/Baku"">Asia/Baku</option>
<option value=""Asia/Bangkok"">Asia/Bangkok</option>
<option value=""Asia/Barnaul"">Asia/Barnaul</option>
<option value=""Asia/Beirut"">Asia/Beirut</option>
<option value=""Asia/Bishkek"">Asia/Bishkek</option>
<option value=""Asia/Brunei"">Asia/Brunei</option>
<option value=""Asia/Chita"">Asia/Chita</option>
<option value=""Asia/Choibalsan"">Asia/Choibalsan</option>
<option value=""Asia/Colombo"">Asia/Colombo</option>
<option value=""Asia/Damascus"">Asia/Damascus</option>
<option value=""Asia/Dhaka"">Asia/Dhaka</option>
<option value=""Asia/Dili"">Asia/Dili</option>
<option value=""Asia/Dubai"">Asia/Dubai</option>
<option value=""Asia/Dushanbe"">Asia/Dushanbe</option>
<option value=""Asia/Gaza"">Asia/Gaza</option>
<option value=""Asia/Hebron"">Asia/Hebron</option>
<option value=""Asia/Ho_Chi_Minh"">Asia/Ho_Chi_Minh</option>
<option value=""Asia/Hong_Kong"">Asia/Hong_Kong</option>
<option value=""Asia/Hovd"">Asia/Hovd</option>
<option value=""Asia/Irkutsk"">Asia/Irkutsk</option>
<option value=""Asia/Jakarta"">Asia/Jakarta</option>
<option value=""Asia/Jayapura"">Asia/Jayapura</option>
<option value=""Asia/Jerusalem"">Asia/Jerusalem</option>
<option value=""Asia/Kabul"">Asia/Kabul</option>
<option value=""Asia/Kamchatka"">Asia/Kamchatka</option>
<option value=""Asia/Karachi"">Asia/Karachi</option>
<option value=""Asia/Kathmandu"">Asia/Kathmandu</option>
<option value=""Asia/Khandyga"">Asia/Khandyga</option>
<option value=""Asia/Kolkata"">Asia/Kolkata</option>
<option value=""Asia/Krasnoyarsk"">Asia/Krasnoyarsk</option>
<option value=""Asia/Kuala_Lumpur"">Asia/Kuala_Lumpur</option>
<option value=""Asia/Kuching"">Asia/Kuching</option>
<option value=""Asia/Kuwait"">Asia/Kuwait</option>
<option value=""Asia/Macau"">Asia/Macau</option>
<option value=""Asia/Magadan"">Asia/Magadan</option>
<option value=""Asia/Makassar"">Asia/Makassar</option>
<option value=""Asia/Manila"">Asia/Manila</option>
<option value=""Asia/Muscat"">Asia/Muscat</option>
<option value=""Asia/Nicosia"">Asia/Nicosia</option>
<option value=""Asia/Novokuznetsk"">Asia/Novokuznetsk</option>
<option value=""Asia/Novosibirsk"">Asia/Novosibirsk</option>
<option value=""Asia/Omsk"">Asia/Omsk</option>
<option value=""Asia/Oral"">Asia/Oral</option>
<option value=""Asia/Phnom_Penh"">Asia/Phnom_Penh</option>
<option value=""Asia/Pontianak"">Asia/Pontianak</option>
<option value=""Asia/Pyongyang"">Asia/Pyongyang</option>
<option value=""Asia/Qatar"">Asia/Qatar</option>
<option value=""Asia/Qyzylorda"">Asia/Qyzylorda</option>
<option value=""Asia/Rangoon"">Asia/Rangoon</option>
<option value=""Asia/Riyadh"">Asia/Riyadh</option>
<option value=""Asia/Sakhalin"">Asia/Sakhalin</option>
<option value=""Asia/Samarkand"">Asia/Samarkand</option>
<option value=""Asia/Seoul"">Asia/Seoul</option>
<option value=""Asia/Shanghai"">Asia/Shanghai</option>
<option value=""Asia/Singapore"">Asia/Singapore</option>
<option value=""Asia/Srednekolymsk"">Asia/Srednekolymsk</option>
<option value=""Asia/Taipei"">Asia/Taipei</option>
<option value=""Asia/Tashkent"">Asia/Tashkent</option>
<option value=""Asia/Tbilisi"">Asia/Tbilisi</option>
<option value=""Asia/Tehran"">Asia/Tehran</option>
<option value=""Asia/Thimphu"">Asia/Thimphu</option>
<option value=""Asia/Tokyo"">Asia/Tokyo</option>
<option value=""Asia/Tomsk"">Asia/Tomsk</option>
<option value=""Asia/Ulaanbaatar"">Asia/Ulaanbaatar</option>
<option value=""Asia/Urumqi"">Asia/Urumqi</option>
<option value=""Asia/Ust-Nera"">Asia/Ust-Nera</option>
<option value=""Asia/Vientiane"">Asia/Vientiane</option>
<option value=""Asia/Vladivostok"">Asia/Vladivostok</option>
<option value=""Asia/Yakutsk"">Asia/Yakutsk</option>
<option value=""Asia/Yekaterinburg"">Asia/Yekaterinburg</option>
<option value=""Asia/Yerevan"">Asia/Yerevan</option>
<option value=""Atlantic/Azores"">Atlantic/Azores</option>
<option value=""Atlantic/Bermuda"">Atlantic/Bermuda</option>
<option value=""Atlantic/Canary"">Atlantic/Canary</option>
<option value=""Atlantic/Cape_Verde"">Atlantic/Cape_Verde</option>
<option value=""Atlantic/Faroe"">Atlantic/Faroe</option>
<option value=""Atlantic/Madeira"">Atlantic/Madeira</option>
<option value=""Atlantic/Reykjavik"">Atlantic/Reykjavik</option>
<option value=""Atlantic/South_Georgia"">Atlantic/South_Georgia</option>
<option value=""Atlantic/St_Helena"">Atlantic/St_Helena</option>
<option value=""Atlantic/Stanley"">Atlantic/Stanley</option>
<option value=""Australia/Adelaide"">Australia/Adelaide</option>
<option value=""Australia/Brisbane"">Australia/Brisbane</option>
<option value=""Australia/Broken_Hill"">Australia/Broken_Hill</option>
<option value=""Australia/Currie"">Australia/Currie</option>
<option value=""Australia/Darwin"">Australia/Darwin</option>
<option value=""Australia/Eucla"">Australia/Eucla</option>
<option value=""Australia/Hobart"">Australia/Hobart</option>
<option value=""Australia/Lindeman"">Australia/Lindeman</option>
<option value=""Australia/Lord_Howe"">Australia/Lord_Howe</option>
<option value=""Australia/Melbourne"">Australia/Melbourne</option>
<option value=""Australia/Perth"">Australia/Perth</option>
<option value=""Australia/Sydney"" selected=""selected"">Australia/Sydney</option>
<option value=""Europe/Amsterdam"">Europe/Amsterdam</option>
<option value=""Europe/Andorra"">Europe/Andorra</option>
<option value=""Europe/Astrakhan"">Europe/Astrakhan</option>
<option value=""Europe/Athens"">Europe/Athens</option>
<option value=""Europe/Belgrade"">Europe/Belgrade</option>
<option value=""Europe/Berlin"">Europe/Berlin</option>
<option value=""Europe/Bratislava"">Europe/Bratislava</option>
<option value=""Europe/Brussels"">Europe/Brussels</option>
<option value=""Europe/Bucharest"">Europe/Bucharest</option>
<option value=""Europe/Budapest"">Europe/Budapest</option>
<option value=""Europe/Busingen"">Europe/Busingen</option>
<option value=""Europe/Chisinau"">Europe/Chisinau</option>
<option value=""Europe/Copenhagen"">Europe/Copenhagen</option>
<option value=""Europe/Dublin"">Europe/Dublin</option>
<option value=""Europe/Gibraltar"">Europe/Gibraltar</option>
<option value=""Europe/Guernsey"">Europe/Guernsey</option>
<option value=""Europe/Helsinki"">Europe/Helsinki</option>
<option value=""Europe/Isle_of_Man"">Europe/Isle_of_Man</option>
<option value=""Europe/Istanbul"">Europe/Istanbul</option>
<option value=""Europe/Jersey"">Europe/Jersey</option>
<option value=""Europe/Kaliningrad"">Europe/Kaliningrad</option>
<option value=""Europe/Kiev"">Europe/Kiev</option>
<option value=""Europe/Kirov"">Europe/Kirov</option>
<option value=""Europe/Lisbon"">Europe/Lisbon</option>
<option value=""Europe/Ljubljana"">Europe/Ljubljana</option>
<option value=""Europe/London"">Europe/London</option>
<option value=""Europe/Luxembourg"">Europe/Luxembourg</option>
<option value=""Europe/Madrid"">Europe/Madrid</option>
<option value=""Europe/Malta"">Europe/Malta</option>
<option value=""Europe/Mariehamn"">Europe/Mariehamn</option>
<option value=""Europe/Minsk"">Europe/Minsk</option>
<option value=""Europe/Monaco"">Europe/Monaco</option>
<option value=""Europe/Moscow"">Europe/Moscow</option>
<option value=""Europe/Oslo"">Europe/Oslo</option>
<option value=""Europe/Paris"">Europe/Paris</option>
<option value=""Europe/Podgorica"">Europe/Podgorica</option>
<option value=""Europe/Prague"">Europe/Prague</option>
<option value=""Europe/Riga"">Europe/Riga</option>
<option value=""Europe/Rome"">Europe/Rome</option>
<option value=""Europe/Samara"">Europe/Samara</option>
<option value=""Europe/San_Marino"">Europe/San_Marino</option>
<option value=""Europe/Sarajevo"">Europe/Sarajevo</option>
<option value=""Europe/Simferopol"">Europe/Simferopol</option>
<option value=""Europe/Skopje"">Europe/Skopje</option>
<option value=""Europe/Sofia"">Europe/Sofia</option>
<option value=""Europe/Stockholm"">Europe/Stockholm</option>
<option value=""Europe/Tallinn"">Europe/Tallinn</option>
<option value=""Europe/Tirane"">Europe/Tirane</option>
<option value=""Europe/Ulyanovsk"">Europe/Ulyanovsk</option>
<option value=""Europe/Uzhgorod"">Europe/Uzhgorod</option>
<option value=""Europe/Vaduz"">Europe/Vaduz</option>
<option value=""Europe/Vatican"">Europe/Vatican</option>
<option value=""Europe/Vienna"">Europe/Vienna</option>
<option value=""Europe/Vilnius"">Europe/Vilnius</option>
<option value=""Europe/Volgograd"">Europe/Volgograd</option>
<option value=""Europe/Warsaw"">Europe/Warsaw</option>
<option value=""Europe/Zagreb"">Europe/Zagreb</option>
<option value=""Europe/Zaporozhye"">Europe/Zaporozhye</option>
<option value=""Europe/Zurich"">Europe/Zurich</option>
<option value=""Indian/Antananarivo"">Indian/Antananarivo</option>
<option value=""Indian/Chagos"">Indian/Chagos</option>
<option value=""Indian/Christmas"">Indian/Christmas</option>
<option value=""Indian/Cocos"">Indian/Cocos</option>
<option value=""Indian/Comoro"">Indian/Comoro</option>
<option value=""Indian/Kerguelen"">Indian/Kerguelen</option>
<option value=""Indian/Mahe"">Indian/Mahe</option>
<option value=""Indian/Maldives"">Indian/Maldives</option>
<option value=""Indian/Mauritius"">Indian/Mauritius</option>
<option value=""Indian/Mayotte"">Indian/Mayotte</option>
<option value=""Indian/Reunion"">Indian/Reunion</option>
<option value=""Pacific/Apia"">Pacific/Apia</option>
<option value=""Pacific/Auckland"">Pacific/Auckland</option>
<option value=""Pacific/Bougainville"">Pacific/Bougainville</option>
<option value=""Pacific/Chatham"">Pacific/Chatham</option>
<option value=""Pacific/Chuuk"">Pacific/Chuuk</option>
<option value=""Pacific/Easter"">Pacific/Easter</option>
<option value=""Pacific/Efate"">Pacific/Efate</option>
<option value=""Pacific/Enderbury"">Pacific/Enderbury</option>
<option value=""Pacific/Fakaofo"">Pacific/Fakaofo</option>
<option value=""Pacific/Fiji"">Pacific/Fiji</option>
<option value=""Pacific/Funafuti"">Pacific/Funafuti</option>
<option value=""Pacific/Galapagos"">Pacific/Galapagos</option>
<option value=""Pacific/Gambier"">Pacific/Gambier</option>
<option value=""Pacific/Guadalcanal"">Pacific/Guadalcanal</option>
<option value=""Pacific/Guam"">Pacific/Guam</option>
<option value=""Pacific/Honolulu"">Pacific/Honolulu</option>
<option value=""Pacific/Johnston"">Pacific/Johnston</option>
<option value=""Pacific/Kiritimati"">Pacific/Kiritimati</option>
<option value=""Pacific/Kosrae"">Pacific/Kosrae</option>
<option value=""Pacific/Kwajalein"">Pacific/Kwajalein</option>
<option value=""Pacific/Majuro"">Pacific/Majuro</option>
<option value=""Pacific/Marquesas"">Pacific/Marquesas</option>
<option value=""Pacific/Midway"">Pacific/Midway</option>
<option value=""Pacific/Nauru"">Pacific/Nauru</option>
<option value=""Pacific/Niue"">Pacific/Niue</option>
<option value=""Pacific/Norfolk"">Pacific/Norfolk</option>
<option value=""Pacific/Noumea"">Pacific/Noumea</option>
<option value=""Pacific/Pago_Pago"">Pacific/Pago_Pago</option>
<option value=""Pacific/Palau"">Pacific/Palau</option>
<option value=""Pacific/Pitcairn"">Pacific/Pitcairn</option>
<option value=""Pacific/Pohnpei"">Pacific/Pohnpei</option>
<option value=""Pacific/Port_Moresby"">Pacific/Port_Moresby</option>
<option value=""Pacific/Rarotonga"">Pacific/Rarotonga</option>
<option value=""Pacific/Saipan"">Pacific/Saipan</option>
<option value=""Pacific/Tahiti"">Pacific/Tahiti</option>
<option value=""Pacific/Tarawa"">Pacific/Tarawa</option>
<option value=""Pacific/Tongatapu"">Pacific/Tongatapu</option>
<option value=""Pacific/Wake"">Pacific/Wake</option>
<option value=""Pacific/Wallis"">Pacific/Wallis</option>
<option value=""UTC"">UTC</option>";
Regex regex = new Regex(pattern);
string result = regex.Replace(input, substitution);
}
}
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for C#, please visit: https://msdn.microsoft.com/en-us/library/system.text.regularexpressions.regex(v=vs.110).aspx