PHP latitude and longitude google maps

<?php
 
/**
 * Gets latitude and longitude for a city using Google's geocode API.
 * @param string $cityname
 * @param string $statename
 * @param string $countryname
 * @return array
 * - $lat latitude
 * - $lng longitude
 */
function get_latlng($cityname = '', $statename = '', $countryname = '') {
  $city = urlencode($cityname);
  $state = urlencode($statename);
  $country = urlencode($countryname);
  $Url = 'http://maps.googleapis.com/maps/api/geocode/json?address=' . $city . ',' . $state . ',' . $country . '&sensor=false';
  if (!function_exists('curl_init')) {
    die('Sorry cURL is not installed!');
  }
 
  $ch = curl_init();
  curl_setopt($ch, CURLOPT_URL, $Url);
  curl_setopt($ch, CURLOPT_REFERER, $SERVER['HTTP_HOST']);
  curl_setopt($ch, CURLOPT_USERAGENT, "MozillaXYZ/1.0");
  curl_setopt($ch, CURLOPT_HEADER, 0);
  curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
  curl_setopt($ch, CURLOPT_TIMEOUT, 10);
  $output = curl_exec($ch);
  curl_close($ch);
  $search_data = json_decode($output);
  $new = array("lat" => $search_data->results[0]->geometry->location->lat, "lng" => $search_data->results[0]->geometry->location->lng);
  return $new;
}
 
$cityname = 'Fort Lauderdale';
$statename = 'Florida';
$countryname = 'USA';
$latlong = get_latlng($cityname, $statename, $countryname);
$lat = $latlong['lat'];
$lng = $latlong['lng'];
print "Latitude: " . $lat . "<br />\n";
print "Longitude: " . $lng;
 
?>