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<?php var_dump(DateTimeZone::listIdentifiers(DateTimeZone::EUROPE));
Output for 8.0.25 - 8.0.30, 8.1.12 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.25, 8.4.1 - 8.4.12
array(58) { [0]=> string(16) "Europe/Amsterdam" [1]=> string(14) "Europe/Andorra" [2]=> string(16) "Europe/Astrakhan" [3]=> string(13) "Europe/Athens" [4]=> string(15) "Europe/Belgrade" [5]=> string(13) "Europe/Berlin" [6]=> string(17) "Europe/Bratislava" [7]=> string(15) "Europe/Brussels" [8]=> string(16) "Europe/Bucharest" [9]=> string(15) "Europe/Budapest" [10]=> string(15) "Europe/Busingen" [11]=> string(15) "Europe/Chisinau" [12]=> string(17) "Europe/Copenhagen" [13]=> string(13) "Europe/Dublin" [14]=> string(16) "Europe/Gibraltar" [15]=> string(15) "Europe/Guernsey" [16]=> string(15) "Europe/Helsinki" [17]=> string(18) "Europe/Isle_of_Man" [18]=> string(15) "Europe/Istanbul" [19]=> string(13) "Europe/Jersey" [20]=> string(18) "Europe/Kaliningrad" [21]=> string(12) "Europe/Kirov" [22]=> string(11) "Europe/Kyiv" [23]=> string(13) "Europe/Lisbon" [24]=> string(16) "Europe/Ljubljana" [25]=> string(13) "Europe/London" [26]=> string(17) "Europe/Luxembourg" [27]=> string(13) "Europe/Madrid" [28]=> string(12) "Europe/Malta" [29]=> string(16) "Europe/Mariehamn" [30]=> string(12) "Europe/Minsk" [31]=> string(13) "Europe/Monaco" [32]=> string(13) "Europe/Moscow" [33]=> string(11) "Europe/Oslo" [34]=> string(12) "Europe/Paris" [35]=> string(16) "Europe/Podgorica" [36]=> string(13) "Europe/Prague" [37]=> string(11) "Europe/Riga" [38]=> string(11) "Europe/Rome" [39]=> string(13) "Europe/Samara" [40]=> string(17) "Europe/San_Marino" [41]=> string(15) "Europe/Sarajevo" [42]=> string(14) "Europe/Saratov" [43]=> string(17) "Europe/Simferopol" [44]=> string(13) "Europe/Skopje" [45]=> string(12) "Europe/Sofia" [46]=> string(16) "Europe/Stockholm" [47]=> string(14) "Europe/Tallinn" [48]=> string(13) "Europe/Tirane" [49]=> string(16) "Europe/Ulyanovsk" [50]=> string(12) "Europe/Vaduz" [51]=> string(14) "Europe/Vatican" [52]=> string(13) "Europe/Vienna" [53]=> string(14) "Europe/Vilnius" [54]=> string(16) "Europe/Volgograd" [55]=> string(13) "Europe/Warsaw" [56]=> string(13) "Europe/Zagreb" [57]=> string(13) "Europe/Zurich" }
Output for 8.0.23 - 8.0.24, 8.1.10 - 8.1.11
array(60) { [0]=> string(16) "Europe/Amsterdam" [1]=> string(14) "Europe/Andorra" [2]=> string(16) "Europe/Astrakhan" [3]=> string(13) "Europe/Athens" [4]=> string(15) "Europe/Belgrade" [5]=> string(13) "Europe/Berlin" [6]=> string(17) "Europe/Bratislava" [7]=> string(15) "Europe/Brussels" [8]=> string(16) "Europe/Bucharest" [9]=> string(15) "Europe/Budapest" [10]=> string(15) "Europe/Busingen" [11]=> string(15) "Europe/Chisinau" [12]=> string(17) "Europe/Copenhagen" [13]=> string(13) "Europe/Dublin" [14]=> string(16) "Europe/Gibraltar" [15]=> string(15) "Europe/Guernsey" [16]=> string(15) "Europe/Helsinki" [17]=> string(18) "Europe/Isle_of_Man" [18]=> string(15) "Europe/Istanbul" [19]=> string(13) "Europe/Jersey" [20]=> string(18) "Europe/Kaliningrad" [21]=> string(12) "Europe/Kirov" [22]=> string(11) "Europe/Kyiv" [23]=> string(13) "Europe/Lisbon" [24]=> string(16) "Europe/Ljubljana" [25]=> string(13) "Europe/London" [26]=> string(17) "Europe/Luxembourg" [27]=> string(13) "Europe/Madrid" [28]=> string(12) "Europe/Malta" [29]=> string(16) "Europe/Mariehamn" [30]=> string(12) "Europe/Minsk" [31]=> string(13) "Europe/Monaco" [32]=> string(13) "Europe/Moscow" [33]=> string(11) "Europe/Oslo" [34]=> string(12) "Europe/Paris" [35]=> string(16) "Europe/Podgorica" [36]=> string(13) "Europe/Prague" [37]=> string(11) "Europe/Riga" [38]=> string(11) "Europe/Rome" [39]=> string(13) "Europe/Samara" [40]=> string(17) "Europe/San_Marino" [41]=> string(15) "Europe/Sarajevo" [42]=> string(14) "Europe/Saratov" [43]=> string(17) "Europe/Simferopol" [44]=> string(13) "Europe/Skopje" [45]=> string(12) "Europe/Sofia" [46]=> string(16) "Europe/Stockholm" [47]=> string(14) "Europe/Tallinn" [48]=> string(13) "Europe/Tirane" [49]=> string(16) "Europe/Ulyanovsk" [50]=> string(15) "Europe/Uzhgorod" [51]=> string(12) "Europe/Vaduz" [52]=> string(14) "Europe/Vatican" [53]=> string(13) "Europe/Vienna" [54]=> string(14) "Europe/Vilnius" [55]=> string(16) "Europe/Volgograd" [56]=> string(13) "Europe/Warsaw" [57]=> string(13) "Europe/Zagreb" [58]=> string(17) "Europe/Zaporozhye" [59]=> string(13) "Europe/Zurich" }
Output for 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.22, 8.1.0 - 8.1.9
array(60) { [0]=> string(16) "Europe/Amsterdam" [1]=> string(14) "Europe/Andorra" [2]=> string(16) "Europe/Astrakhan" [3]=> string(13) "Europe/Athens" [4]=> string(15) "Europe/Belgrade" [5]=> string(13) "Europe/Berlin" [6]=> string(17) "Europe/Bratislava" [7]=> string(15) "Europe/Brussels" [8]=> string(16) "Europe/Bucharest" [9]=> string(15) "Europe/Budapest" [10]=> string(15) "Europe/Busingen" [11]=> string(15) "Europe/Chisinau" [12]=> string(17) "Europe/Copenhagen" [13]=> string(13) "Europe/Dublin" [14]=> string(16) "Europe/Gibraltar" [15]=> string(15) "Europe/Guernsey" [16]=> string(15) "Europe/Helsinki" [17]=> string(18) "Europe/Isle_of_Man" [18]=> string(15) "Europe/Istanbul" [19]=> string(13) "Europe/Jersey" [20]=> string(18) "Europe/Kaliningrad" [21]=> string(11) "Europe/Kiev" [22]=> string(12) "Europe/Kirov" [23]=> string(13) "Europe/Lisbon" [24]=> string(16) "Europe/Ljubljana" [25]=> string(13) "Europe/London" [26]=> string(17) "Europe/Luxembourg" [27]=> string(13) "Europe/Madrid" [28]=> string(12) "Europe/Malta" [29]=> string(16) "Europe/Mariehamn" [30]=> string(12) "Europe/Minsk" [31]=> string(13) "Europe/Monaco" [32]=> string(13) "Europe/Moscow" [33]=> string(11) "Europe/Oslo" [34]=> string(12) "Europe/Paris" [35]=> string(16) "Europe/Podgorica" [36]=> string(13) "Europe/Prague" [37]=> string(11) "Europe/Riga" [38]=> string(11) "Europe/Rome" [39]=> string(13) "Europe/Samara" [40]=> string(17) "Europe/San_Marino" [41]=> string(15) "Europe/Sarajevo" [42]=> string(14) "Europe/Saratov" [43]=> string(17) "Europe/Simferopol" [44]=> string(13) "Europe/Skopje" [45]=> string(12) "Europe/Sofia" [46]=> string(16) "Europe/Stockholm" [47]=> string(14) "Europe/Tallinn" [48]=> string(13) "Europe/Tirane" [49]=> string(16) "Europe/Ulyanovsk" [50]=> string(15) "Europe/Uzhgorod" [51]=> string(12) "Europe/Vaduz" [52]=> string(14) "Europe/Vatican" [53]=> string(13) "Europe/Vienna" [54]=> string(14) "Europe/Vilnius" [55]=> string(16) "Europe/Volgograd" [56]=> string(13) "Europe/Warsaw" [57]=> string(13) "Europe/Zagreb" [58]=> string(17) "Europe/Zaporozhye" [59]=> string(13) "Europe/Zurich" }
preferences:
109.37 ms | 424 KiB | 5 Q