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function get_api ($lat, $long) {
    $get_API = "http://maps.googleapis.com/maps/api/geocode/json?latlng=";
    $get_API .= round($lat,2).",";
    $get_API .= round($long,2);         

    $jsonfile = file_get_contents($get_API.'&sensor=false');
    $jsonarray = json_decode($jsonfile);        

    if (isset($jsonarray->results[1]->address_components[1]->long_name)) {
        return($jsonarray->results[1]->address_components[1]->long_name);
    }
    else {
        return('Unknown');
    }
}