If you run the script on page.php, the URL will look like page.php?racer=juniox_dias and it will output details of your username.
. Anything I try the page looks like in the attached screenshot.
<?php 
php
include('lfsworldsdk.php');
print_r($SDK->get_pst('kantzorf'));
 
?>
.
<?php 
php
    include('lfsworldsdk.php');
    function trackToName($trackCode) {
        switch($trackCode[0]) {
            case 0: $rtn = 'Blackwood ';
                switch($trackCode[1]) {
                    case 0: $rtn .= 'GP Track'; break;
                    case 1: $rtn .= 'Rally Cross'; break;
                    case 2: $rtn .= 'Car Park'; break;
                }
            break;
            case 1: $rtn = 'South City ';
                switch($trackCode[1]) {
                    case 0: $rtn .= 'Classic'; break;
                    case 1: $rtn .= 'Sprint Track 1'; break;
                    case 2: $rtn .= 'Sprint Track 2'; break;
                    case 3: $rtn .= 'Long'; break;
                    case 4: $rtn .= 'Town Course'; break;
                    case 5: $rtn .= 'Chicane Route'; break;
                }
            break;
            case 2: $rtn = 'Fern Bay ';
                switch($trackCode[1]) {
                    case 0: $rtn .= 'Club'; break;
                    case 1: $rtn .= 'Green Track'; break;
                    case 2: $rtn .= 'Gold Track'; break;
                    case 3: $rtn .= 'Black Track'; break;
                    case 4: $rtn .= 'Rally Cross'; break;
                    case 5: $rtn .= 'RallyX Green'; break;
                }
            break;
            case 3: $rtn = 'Autocross ';
                switch($trackCode[1]) {
                    case 0: $rtn .= 'Autocross'; break;
                    case 1: $rtn .= 'Skid Pad'; break;
                    case 2: $rtn .= 'Drag Strip'; break;
                    case 3: $rtn .= '8 Lane Drag'; break;
                }
            break;
            case 4: $rtn = 'Kyoto Ring ';
                switch($trackCode[1]) {
                    case 0: $rtn .= 'Oval'; break;
                    case 1: $rtn .= 'National'; break;
                    case 2: $rtn .= 'GP Long'; break;
                }
            break;
            case 5: $rtn = 'Westhill ';
                switch($trackCode[1]) {
                    case 0: $rtn .= 'International'; break;
                }
            break;
            case 6: $rtn = 'Aston ';
                switch($trackCode[1]) {
                    case 0: $rtn .= 'Cadet'; break;
                    case 1: $rtn .= 'Club'; break;
                    case 2: $rtn .= 'National'; break;
                    case 3: $rtn .= 'Historic'; break;
                    case 4: $rtn .= 'Grand Prix'; break;
                    case 5: $rtn .= 'Grand Touring'; break;
                    case 6: $rtn .= 'North'; break;
                }
            break;
            default: return 'Unknown Track';
        }
        if ($trackCode[2] === 1)
            return "$rtn Reversed";
        else
            return $rtn;
    }
<html>
    <head>
        <title>Page for echo $_GET['racer']; </title>
    </head>
    <body>
        <table>
            <tbody>
   $pst = $SDK->get_pst($_GET['racer']);
        forEach ($pst[0] as $key => $val):    
                <tr>
       switch ($key):
                case 'distance':    
                    <th>Meters Driven</th>
                    <td>echo $val; </td>
           break;
                case 'fuel':    
                    <th>Fuel burned in cl</th>
                    <td>echo $val; </td>
           break;
                case 'laps':    
                    <th>Laps Driven</th>
                    <td>echo $val; </td>
           break;
                case 'joined':    
                    <th>Hosts joined</th>
                    <td>echo $val; </td>
           break;
                case 'win':    
                    <th>Race wins</th>
                    <td>echo $val; </td>
           break;
                case 'races_finished':    
                    <th>Races finished</th>
                    <td>echo $val; </td>
           break;
                case 'qual':    
                    <th>Qualifications</th>
                    <td>echo $val; </td>
           break;
                case 'pole':    
                    <th>Pole positions</th>
                    <td>echo $val; </td>
           break;
                case 'dragwins':    
                    <th>Drags won</th>
                    <td>echo $val; </td>
           break;
                case 'ostatus':    
                    <th>Online status</th>
                    <td>php
                        switch ($val) {
                            case 0:    echo 'Offline'; break;
                            case 1: echo 'Spectating'; break;
                            case 2: echo 'In pits'; break;
                            case 3: echo 'In race'; break;
                        }
                    </td>
           break;
                case 'last_time':    
                    <th>Last active on</th>
                    <td>echo date('d-m-Y H:i', $val); </td>
           break;
                case 'track':    
                    <th>Track</th>
                    <td>echo trackToName($val); </td>
           break;
                default:
                    <th>echo ucwords($key); </th>
                    <td>echo $val; </td>
       endSwitch;    
                </tr>
php
    endForEach;
            </tbody>
        </table>
    </body>
</html>
?>
.
) have another problem, the script doesn't work for users like "Gabriel B.".
 can`t wait till test it out 
 I'm sure he is much to busy with the next version of pubstats to be turning laps.
 A sense of humour is essential to maintain one's sanity while hacking PHP I'm finding. Nice one Dygear.