方法一(推薦)

//獲取當前時間 function getTime() {$timezone = getTimeZoneFromIpAddress(); //獲取時區if(!$timezone){return false;}date_default_timezone_set("$timezone");$time = time();$date=date('Y-m-d',$time);$datetime=date('H:i',$time);$ap_pm = gmdate('a',$time);$data = array('timezone'=>$timezone,'time'=>$time,'date'=>$date,'datetime'=>$datetime,'ap_pm'=>$ap_pm);return $data; }function getTimeZoneFromIpAddress(){$clientsIpAddress = get_client_ip();$clientInformation = unserialize(file_get_contents('http://www.geoplugin.net/php.gp?ip='.$clientsIpAddress));$clientsLatitude = $clientInformation['geoplugin_latitude'];$clientsLongitude = $clientInformation['geoplugin_longitude'];$clientsCountryCode = $clientInformation['geoplugin_countryCode'];$timeZone = get_nearest_timezone($clientsLatitude, $clientsLongitude, $clientsCountryCode) ;return $timeZone;}function get_client_ip() {$ipaddress = '';if (getenv('HTTP_CLIENT_IP'))$ipaddress = getenv('HTTP_CLIENT_IP');else if(getenv('HTTP_X_FORWARDED_FOR'))$ipaddress = getenv('HTTP_X_FORWARDED_FOR');else if(getenv('HTTP_X_FORWARDED'))$ipaddress = getenv('HTTP_X_FORWARDED');else if(getenv('HTTP_FORWARDED_FOR'))$ipaddress = getenv('HTTP_FORWARDED_FOR');else if(getenv('HTTP_FORWARDED'))$ipaddress = getenv('HTTP_FORWARDED');else if(getenv('REMOTE_ADDR'))$ipaddress = getenv('REMOTE_ADDR');else$ipaddress = 'UNKNOWN';return $ipaddress; }function get_nearest_timezone($cur_lat, $cur_long, $country_code = '') {$timezone_ids = ($country_code) ? \DateTimeZone::listIdentifiers(\DateTimeZone::PER_COUNTRY, $country_code): \DateTimeZone::listIdentifiers();if($timezone_ids && is_array($timezone_ids) && isset($timezone_ids[0])) {$time_zone = '';$tz_distance = 0;//only one identifier?if (count($timezone_ids) == 1) {$time_zone = $timezone_ids[0];} else {foreach($timezone_ids as $timezone_id) {$timezone = new \DateTimeZone($timezone_id);$location = $timezone->getLocation();$tz_lat = $location['latitude'];$tz_long = $location['longitude'];$theta = $cur_long - $tz_long;$distance = (sin(deg2rad($cur_lat)) * sin(deg2rad($tz_lat)))+ (cos(deg2rad($cur_lat)) * cos(deg2rad($tz_lat)) * cos(deg2rad($theta)));$distance = acos($distance);$distance = abs(rad2deg($distance));// echo '<br />'.$timezone_id.' '.$distance;if (!$time_zone || $tz_distance > $distance) {$time_zone = $timezone_id;$tz_distance = $distance;}}}return $time_zone;}}

方法2

調用API?https://ipapi.co/178.237.33.50/timezone

總結

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