所支持的时区列表
PHP Manual

太平洋地区

太平洋地区
Pacific/Apia Pacific/Auckland Pacific/Bougainville Pacific/Chatham
Pacific/Chuuk Pacific/Easter Pacific/Efate Pacific/Enderbury
Pacific/Fakaofo Pacific/Fiji Pacific/Funafuti Pacific/Galapagos
Pacific/Gambier Pacific/Guadalcanal Pacific/Guam Pacific/Honolulu
Pacific/Kiritimati Pacific/Kosrae Pacific/Kwajalein Pacific/Majuro
Pacific/Marquesas Pacific/Midway Pacific/Nauru Pacific/Niue
Pacific/Norfolk Pacific/Noumea Pacific/Pago_Pago Pacific/Palau
Pacific/Pitcairn Pacific/Pohnpei Pacific/Port_Moresby Pacific/Rarotonga
Pacific/Saipan Pacific/Tahiti Pacific/Tarawa Pacific/Tongatapu
Pacific/Wake Pacific/Wallis    

所支持的时区列表
PHP Manual